----

|   |
|--------|

|   |
|--------|

----

| 1. | DEFINITIONS. | 1 |
|----|--------------|---|

|   | 1.1 | Certain Defined Terms | 1 |
|--------|-----|-----------------------|---|

| 2. | REVOLVING CREDIT. | 23 |
|----|-------------------|----|

|   | 2.1 | Commitment | 23 |
|--------|-----|------------|----|

|   | 2.2 | Accrual of Interest and Maturity; Evidence of Indebtedness. | 23 |
|--------|-----|-------------------------------------------------------------|----|

|   | 2.3 | Requests for and Refundings and Conversions of Advances | 24 |
|--------|-----|---------------------------------------------------------|----|

|   | 2.4 | Disbursement of Advances. | 26 |
|--------|-----|---------------------------|----|

|   | 2.5 | Swing Line Advances | 27 |
|--------|-----|---------------------|----|

|   | 2.6 | Interest Payments; Default Interest | 33 |
|--------|-----|-------------------------------------|----|

|   | 2.7 | Optional Prepayments. | 34 |
|--------|-----|-----------------------|----|

|   | 2.8 | Prime-based Advance in Absence of Election or Upon Default | 35 |
|--------|-----|------------------------------------------------------------|----|

|   | 2.9 | Revolving Credit Facility Fee | 35 |
|--------|-----|-------------------------------|----|

| 2.10 | Mandatory Repayment of Revolving Credit Advances. | 35 |
|------|---------------------------------------------------|----|

| 2.11 | Optional Reduction or Termination of Revolving Credit Aggregate Commitment | 36 |
|------|----------------------------------------------------------------------------|----|

| 2.12 | Use of Proceeds of Advances | 37 |
|------|-----------------------------|----|

| 3. | LETTERS OF CREDIT. | 37 |
|----|--------------------|----|

|   | 3.1 | Letters of Credit | 37 |
|--------|-----|-------------------|----|

|   | 3.2 | Conditions to Issuance | 38 |
|--------|-----|------------------------|----|

|   | 3.3 | Notice | 39 |
|--------|-----|--------|----|

|   | 3.4 | Letter of Credit Fees; Increased Costs | 39 |
|--------|-----|----------------------------------------|----|

|   | 3.5 | Other Fees | 41 |
|--------|-----|------------|----|

|   | 3.6 | Drawings and Demands for Payment Under Letters of Credit. | 41 |
|--------|-----|-----------------------------------------------------------|----|

|   | 3.7 | Obligations Irrevocable | 42 |
|--------|-----|-------------------------|----|

|   | 3.8 | Risk Under Letters of Credit. | 44 |
|--------|-----|-------------------------------|----|

|   | 3.9 | Indemnification | 44 |
|--------|-----|-----------------|----|

| 3.10 | Right of Reimbursement | 45 |
|------|------------------------|----|

| 4. | INTENTIONALLY OMITTED. | 46 |
|----|------------------------|----|

| 5. | CONDITIONS. | 46 |
|----|-------------|----|

|   | 5.1 | Conditions of Initial Advances | 46 |
|--------|-----|--------------------------------|----|

|   | 5.2 | Continuing Conditions | 50 |
|--------|-----|-----------------------|----|

| 6. | REPRESENTATIONS AND WARRANTIES. | 50 |
|----|---------------------------------|----|

|   | 6.1 | Corporate Authority | 50 |
|--------|-----|---------------------|----|

|   | 6.2 | Due Authorization | 50 |
|--------|-----|-------------------|----|

|   | 6.3 | Good Title; Leases; Assets; No Liens | 50 |
|--------|-----|--------------------------------------|----|

|   | 6.4 | Taxes | 51 |
|--------|-----|-------|----|

|   | 6.5 | No Defaults | 51 |
|--------|-----|-------------|----|

|   | 6.6 | Enforceability of Agreement and Loan Documents | 51 |
|--------|-----|------------------------------------------------|----|

----

|   | 6.7 | Compliance with Laws | 51 |
|--------|-----|----------------------|----|

|   | 6.8 | Non-contravention | 52 |
|--------|-----|-------------------|----|

|   | 6.9 | Litigation | 52 |
|--------|-----|------------|----|

| 6.10 | Consents, Approvals and Filings, Etc | 52 |
|------|--------------------------------------|----|

| 6.11 | Agreements Affecting Financial Condition | 52 |
|------|------------------------------------------|----|

| 6.12 | No Investment Company or Margin Stock | 52 |
|------|---------------------------------------|----|

| 6.13 | ERISA | 53 |
|------|-------|----|

| 6.14 | Conditions Affecting Business or Properties | 53 |
|------|---------------------------------------------|----|

| 6.15 | Environmental and Safety Matters | 53 |
|------|----------------------------------|----|

| 6.16 | Subsidiaries | 54 |
|------|--------------|----|

| 6.17 | Intentionally Omitted | 54 |
|------|-----------------------|----|

| 6.18 | Intentionally Omitted | 54 |
|------|-----------------------|----|

| 6.19 | Franchises, Patents, Copyrights, Tradenames, etc | 54 |
|------|--------------------------------------------------|----|

| 6.20 | Capital Structure | 54 |
|------|-------------------|----|

| 6.21 | Accuracy of Information | 54 |
|------|-------------------------|----|

| 6.22 | Solvency | 55 |
|------|----------|----|

| 6.23 | Employee Matters | 55 |
|------|------------------|----|

| 6.24 | No Misrepresentation | 55 |
|------|----------------------|----|

| 6.25 | Corporate Documents and Corporate Existence | 55 |
|------|---------------------------------------------|----|

| 6.26 | Acquisition Documents. | 56 |
|------|------------------------|----|

| 7. | AFFIRMATIVE COVENANTS. | 56 |
|----|------------------------|----|

|   | 7.1 | Financial Statements | 57 |
|--------|-----|----------------------|----|

|   | 7.2 | Certificates; Other Information | 57 |
|--------|-----|---------------------------------|----|

|   | 7.3 | Intentionally Omitted | 59 |
|--------|-----|-----------------------|----|

|   | 7.4 | Conduct of Business and Maintenance of Existence; Compliance with Laws.59 |
|--------|-----|---------------------------------------------------------------------------|

|   | 7.5 | Maintenance of Property; Insurance | 59 |
|--------|-----|------------------------------------|----|

|   | 7.6 | Inspection of Property; Books and Records, Discussions | 59 |
|--------|-----|--------------------------------------------------------|----|

|   | 7.7 | Notices | 60 |
|--------|-----|---------|----|

|   | 7.8 | Hazardous Material Laws | 61 |
|--------|-----|-------------------------|----|

|   | 7.9 | Financial Covenants. | 62 |
|--------|-----|----------------------|----|

| 7.10 | Governmental and Other Approvals | 62 |
|------|----------------------------------|----|

| 7.11 | Compliance with ERISA; ERISA Notices | 62 |
|------|--------------------------------------|----|

| 7.12 | Defense of Collateral | 63 |
|------|-----------------------|----|

| 7.13 | Future Subsidiaries; Additional Collateral. | 63 |
|------|---------------------------------------------|----|

| 7.14 | Accounts | 64 |
|------|----------|----|

| 7.15 | Use of Proceeds | 64 |
|------|-----------------|----|

| 7.16 | Post-Closing Items | 65 |
|------|--------------------|----|

| 7.17 | Further Assurances and Information | 66 |
|------|------------------------------------|----|

| 8. | NEGATIVE COVENANTS. | 66 |
|----|---------------------|----|

|   | 8.1 | Limitation on Debt | 66 |
|--------|-----|--------------------|----|

|   | 8.2 | Limitation on Liens | 67 |
|--------|-----|---------------------|----|

|   | 8.3 | Acquisitions | 68 |
|--------|-----|--------------|----|

|   | 8.4 | Limitation on Mergers, Dissolution or Sale of Assets | 68 |
|--------|-----|------------------------------------------------------|----|

|   | 8.5 | Restricted Payments | 69 |
|--------|-----|---------------------|----|

|   | 8.6 | Put and Call | 70 |
|--------|-----|--------------|----|

----

|   | 8.7 | Limitation on Investments, Loans and Advances | 70 |
|--------|-----|-----------------------------------------------|----|

|   | 8.8 | Transactions with Affiliates | 71 |
|--------|-----|------------------------------|----|

|   | 8.9 | Sale-Leaseback Transactions; Sale of Accounts or Notes Receivables | 71 |
|--------|-----|--------------------------------------------------------------------|----|

| 8.10 | Limitations on Other Restrictions | 71 |
|------|-----------------------------------|----|

| 8.11 | Prepayment of Debt | 71 |
|------|--------------------|----|

| 8.12 | Amendment of Certain Documents | 72 |
|------|--------------------------------|----|

| 8.13 | Modification of Certain Agreements | 72 |
|------|------------------------------------|----|

| 8.14 | Management Fees | 72 |
|------|-----------------|----|

| 8.15 | Fiscal Year | 72 |
|------|-------------|----|

| 9. | DEFAULTS. | 72 |
|----|-----------|----|

|   | 9.1 | Events of Default | 72 |
|--------|-----|-------------------|----|

|   | 9.2 | Exercise of Remedies | 75 |
|--------|-----|----------------------|----|

|   | 9.3 | Rights Cumulative | 75 |
|--------|-----|-------------------|----|

|   | 9.4 | Waiver by Borrowers of Certain Laws | 76 |
|--------|-----|-------------------------------------|----|

|   | 9.5 | Waiver of Defaults | 76 |
|--------|-----|--------------------|----|

|   | 9.6 | Set Off | 76 |
|--------|-----|---------|----|

| 10. | PAYMENTS, RECOVERIES AND COLLECTIONS. | 76 |
|-----|---------------------------------------|----|

| 10.1 | Payment Procedure | 76 |
|------|-------------------|----|

| 10.2 | Application of Proceeds of Collateral | 78 |
|------|---------------------------------------|----|

| 10.3 | Pro-rata Recovery | 78 |
|------|-------------------|----|

| 11. | CHANGES IN LAW OR CIRCUMSTANCES; INCREASED COSTS. | 78 |
|-----|---------------------------------------------------|----|

| 11.1 | Reimbursement of Prepayment Costs | 79 |
|------|-----------------------------------|----|

| 11.2 | Eurodollar Lending Office | 79 |
|------|---------------------------|----|

| 11.3 | Circumstances Affecting Eurodollar-based Rate Availability | 79 |
|------|------------------------------------------------------------|----|

| 11.4 | Laws Affecting Eurodollar-based Advance Availability | 80 |
|------|------------------------------------------------------|----|

| 11.5 | Increased Cost of Eurodollar-based Advances | 80 |
|------|---------------------------------------------|----|

| 11.6 | Capital Adequacy and Other Increased Costs | 81 |
|------|--------------------------------------------|----|

| 11.7 | Right of Lenders to Fund through Branches and Affiliates | 82 |
|------|----------------------------------------------------------|----|

| 11.8 | Margin Adjustment | 82 |
|------|-------------------|----|

| 12. | AGENT. | 83 |
|-----|--------|----|

| 12.1 | Appointment of Agent | 83 |
|------|----------------------|----|

| 12.2 | Deposit Account with Agent | 84 |
|------|----------------------------|----|

| 12.3 | Scope of Agent’s Duties | 84 |
|------|-------------------------------|----|

| 12.4 | Successor Agent | 84 |
|------|-----------------|----|

| 12.5 | Credit Decisions | 85 |
|------|------------------|----|

| 12.6 | Authority of Agent to Enforce This Agreement | 85 |
|------|----------------------------------------------|----|

| 12.7 | Indemnification of Agent | 85 |
|------|--------------------------|----|

| 12.8 | Knowledge of Default | 86 |
|------|----------------------|----|

| 12.9 | Agent’s Authorization; Action by Lenders | 86 |
|------|------------------------------------------------|----|

| 12.10 | Enforcement Actions by the Agent | 87 |
|-------|----------------------------------|----|

| 12.11 | Collateral Matters. | 87 |
|-------|---------------------|----|

| 12.12 | Agents in their Individual Capacities | 88 |
|-------|---------------------------------------|----|

| 12.13 | Agent’s Fees | 88 |
|-------|--------------------|----|

----

| 12.14 | Documentation Agent or other Titles | 88 |
|-------|-------------------------------------|----|

| 12.15 | No Reliance on Agent’s Customer Identification Program | 88 |
|-------|--------------------------------------------------------------|----|

| 13. | MISCELLANEOUS. | 89 |
|-----|----------------|----|

| 13.1 | Accounting Principles | 89 |
|------|-----------------------|----|

| 13.2 | Consent to Jurisdiction | 89 |
|------|-------------------------|----|

| 13.3 | Law of Texas | 89 |
|------|--------------|----|

| 13.4 | Interest | 89 |
|------|----------|----|

| 13.5 | Closing Costs and Other Costs; Indemnification. | 90 |
|------|-------------------------------------------------|----|

| 13.6 | Notices | 92 |
|------|---------|----|

| 13.7 | Further Action | 93 |
|------|----------------|----|

| 13.8 | Successors and Assigns; Participations; Assignments. | 93 |
|------|------------------------------------------------------|----|

| 13.9 | Counterparts; Execution | 96 |
|------|-------------------------|----|

| 13.10 | Amendment and Waiver | 96 |
|-------|----------------------|----|

| 13.11 | Confidentiality | 97 |
|-------|-----------------|----|

| 13.12 | Substitution of Lenders | 98 |
|-------|-------------------------|----|

| 13.13 | Withholding Taxes | 99 |
|-------|-------------------|----|

| 13.14 | Taxes and Fees | 99 |
|-------|----------------|----|

| 13.15 | WAIVER OF JURY TRIAL | 99 |
|-------|----------------------|----|

| 13.16 | Patriot Act Notice | 100 |
|-------|--------------------|-----|

| 13.17 | Complete Agreement; Conflicts | 100 |
|-------|-------------------------------|-----|

| 13.18 | Severability | 100 |
|-------|--------------|-----|

| 13.19 | Table of Contents and Headings; Section References | 100 |
|-------|----------------------------------------------------|-----|

| 13.20 | Construction of Certain Provisions | 101 |
|-------|------------------------------------|-----|

| 13.21 | Independence of Covenants | 101 |
|-------|---------------------------|-----|

| 13.22 | Electronic Transmissions | 101 |
|-------|--------------------------|-----|

| 13.23 | Advertisements | 102 |
|-------|----------------|-----|

| 13.24 | Reliance on and Survival of Provisions | 102 |
|-------|----------------------------------------|-----|

| 13.25 | Joint and Several Liability | 102 |
|-------|-----------------------------|-----|

----

----

|   | 1.DEFINITIONS. |
|--------|----------------|

----

----

----

----

----

----

----

----

----

----

----

----

----

|   | (a) | Such acquisition is of a business or Person engaged in a line of business which is compatible with, or complementary to, the business of the Borrowers or such Guarantor; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | If such acquisition is structured as an acquisition of the Equity Interests of any Person, then the Person so acquired shall (X) become a direct Subsidiary of a Borrower or of a Guarantor and the applicable Borrower or the applicable Guarantor shall cause such acquired Person to comply with Section 7.13 hereof, provided, further, that after such acquisition the Person so acquired shall be consolidated in accordancewith GAAP with Sterling and its other Consolidated Subsidiaries or (Y) provided that the Credit Parties continue to comply with Section 7.4(a) hereof, be merged with and into such a Borrower or such a Guarantor (and, in the case of such a Borrower, with the applicable Borrower being the surviving entity); |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | If such acquisition is structured as the acquisition of assets, such assets shall be acquired directly by a Borrower or a Guarantor (subject to compliance with Section 7.4(a) hereof); |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | Borrowers shall have delivered to Agent not less than ten (10) (or such shorter period of time agreed to by the Agent) nor more than ninety (90) days prior to the date of such acquisition, notice of such acquisition together with Pro Forma Projected Financial Information, copies of all material documents relating to such acquisition (including the acquisition agreement and any related document), and historical financialinformation (including income statements, balance sheets and cash flows) covering at least two (2) complete Fiscal Years of the acquisition target, if available, prior to the effective date of the acquisition or the entire credit history of the acquisition target, whichever period is shorter, in each case in form and substance reasonably satisfactory to the Agent; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Both immediately before and after the consummation of such acquisition and after giving effect to the Pro Forma Projected Financial Information, no Default or Event of Default shall have occurred and be continuing; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

|   | (f) | Intentionally omitted; |
|--------|-----|------------------------|

|   | (g) | The board of directors (or other Person(s) exercising similar functions) of the seller of the assets or issuer of the Equity Interests being acquired shall not have disapproved such transaction or recommended that such transaction be disapproved; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (h) | All governmental, quasi-governmental, agency, regulatory or similar licenses, authorizations, exemptions, qualifications, consents and approvals necessary under any laws applicable to the Borrower or Guarantor that is making the acquisition, or the acquisition target (if applicable) for or in connection with the proposed acquisition and all necessary non-governmental and other third-party approvals which, in eachcase, are material to such acquisition shall have been obtained, and all necessary or appropriate declarations, registrations or other filings with any court, governmental or regulatory authority, securities exchange or any other Person, which in each case, are material to the consummation of such acquisition or to the acquisition target, if applicable, have been made, and evidence thereof reasonably satisfactory in form and substance to Agent shall have been delivered, or caused to have been delivered, by Borrowersto Agent; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | There shall be no actions, suits or proceedings pending or, to the knowledge of any Credit Party threatened against or affecting the acquisition target in any court or before or by any governmental department, agency or instrumentality, which could reasonably be expected to be decided adversely to the acquisition target and which, if decided adversely, could reasonably be expected to have a material adverse effecton the business, operations, properties or financial condition of the acquisition target and its subsidiaries (taken as a whole) or would materially adversely affect the ability of the acquisition target to enter into or perform its obligations in connection with the proposed acquisition, nor shall there be any actions, suits, or proceedings pending, or to the knowledge of any Credit Party threatened against the Credit Party that is making the acquisition which would materially adversely affect the ability ofsuch Credit Party to enter into or perform its obligations in connection with the proposed acquisition; and |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (j) | The purchase price of such proposed new acquisition, computed on the basis of total acquisition consideration paid or incurred, or required to be paid or incurred, with respect thereto, including the amount of Debt (such Debt being otherwise permitted under this Agreement) assumed or to which such assets, businesses or business or Equity Interests, or any Person so acquired is subject and including any portion ofthe purchase price allocated to any non-compete agreements, (X) is less than Five Million Dollars ($5,000,000), (Y) when added to the purchase price for each other acquisition consummated hereunder as a Permitted Acquisition during the same Fiscal Year as the applicable acquisition (not including acquisitions specifically consented to which fall outside of the terms of this definition), does not exceed Ten Million Dollars ($10,000,000) and (Z) when added to the purchase price for each other acquisition consummatedhereunder as a Permitted Acquisition during the term of this agreement (not including acquisitions specifically consented to which fall outside the terms of this definition), does not exceed Ten Million Dollars ($10,000,000). |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

|   | (a) | Governmental Obligations; |
|--------|-----|---------------------------|

|   | (b) | Obligations of a state or commonwealth of the United States or the obligations of the District of Columbia or any possession of the United States, or any political subdivision of any of the foregoing, which are described in Section 103(a) of the Internal Revenue Code and are graded in any of the highest three (3) major grades as determined by at least one Rating Agency; or secured, as to payments of principal andinterest, by a letter of credit provided by a financial institution or insurance provided by a bond insurance company which in each case is itself or its debt is rated in one of the highest three (3) major grades as determined by at least one Rating Agency; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | Banker’s acceptances, commercial accounts, demand deposit accounts, certificates of deposit, other time deposits or depository receipts issued by or maintained with any Lender or any Affiliate thereof, or any bank, trust company, savings and loan association, savings bank or other financial institution whose deposits are insured by the Federal Deposit Insurance Corporation and whose reported capital and surplusequal at least $250,000,000, provided that such minimum capital and surplus requirement shall not apply to demand deposit accounts maintained by any Credit Party in the ordinary course of business; |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | Commercial paper rated at the time of purchase within the two highest classifications established by not less than two Rating Agencies, and which matures within 270 days after the date of issue; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Secured repurchase agreements against obligations itemized in paragraph (a) above, and executed by a bank or trust company or by members of the association of primary dealers or other recognized dealers in United States government securities, the market value of which must be maintained at levels at least equal to the amounts advanced; and |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

|   | (f) | Any fund or other pooling arrangement which exclusively purchases and holds the investments itemized in (a) through (e) above. |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------|

|   | (a) | Liens for (i) taxes or governmental assessments or charges or (ii) customs duties in connection with the importation of goods to the extent such Liens attach to the imported goods that are the subject of the duties, in each case (x) to the extent not yet due, (y) as to which the period of grace, if any, related thereto has not expired or (z) which are being contested in good faith by appropriate proceedings, providedthat in the case of any such contest, any proceedings for the enforcement of such liens have been suspended and adequate reserves with respect thereto are maintained on the books of such Person in conformity with GAAP; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | carriers’, warehousemen’s, mechanics’, materialmen’s, repairmen’s, processor’s, landlord’s liens or other like liens arising in the ordinary course of business which secure obligations that are not overdue for a period of more than 30 days or which are being contested in good faith by appropriate proceedings, provided that in the case of any such contest, (x) any proceedingscommenced for the enforcement of such Liens have been suspended and (y) appropriate reserves with respect thereto are maintained on the books of such Person in conformity with GAAP; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | any attachment or judgment lien that remains unpaid, unvacated, unbonded or unstayed by appeal or otherwise for a period ending on the earlier of (i) thirty (30) consecutive days from the date of its attachment or entry (as applicable) or (ii) the commencement of enforcement steps with respect thereto, other than the filing of notice thereof in the public record; |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | minor survey exceptions or minor encumbrances, easements or reservations, or rights of others for rights-of-way, utilities and other similar purposes, or zoning or other restrictions as to the use of real properties, or any interest of any lessor or sublessor under any lease permitted hereunder which, in each case, does not materially interfere with the business of such Person; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Liens arising in connection with worker’s compensation, unemployment insurance, old age pensions and social security benefits and similar statutory obligations (excluding Liens arising under ERISA), provided that no enforcement proceedings in respect of such Liens are pending and provisions have been made for the payment of such liens on the books of such Person as may be required by GAAP; and |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | continuations of Liens that are permitted under subsections (a)-(e) hereof, provided such continuations do not violate the specific time periods set forth in subsections (b) and (c) and provided further that such Liens do not extend to any additional property or assets of any Credit Party or secure any additional obligations of any Credit Party. |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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----

----

----

----

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|   | 2.REVOLVING CREDIT. |
|--------|---------------------|

|   | (a) | Each Borrower hereby unconditionally promises to pay, jointly and severally, to the Agent for the account of each Revolving Credit Lender the then unpaid principal amount of each Revolving Credit Advance (plus all accrued and unpaid interest) of such Revolving Credit Lender to Borrowers on the Revolving Credit Maturity Date and on such other dates and in such other amounts as may be required from time to time pursuantto this Agreement. Subject to the terms and conditions hereof, each Revolving Credit Advance shall, from time to time from and after the date of such Advance (until paid), bear interest at its Applicable Interest Rate. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | Each Revolving Credit Lender shall maintain in accordance with its usual practice an account or accounts evidencing indebtedness of Borrowers to the appropriate lending office of such Revolving Credit Lender resulting from each Revolving Credit Advance made by such lending office of such Revolving Credit Lender from time to time, including the amounts of principal and interest payable thereon and paid to such RevolvingCredit Lender from time to time under this Agreement. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | The Agent shall maintain the Register pursuant to Section 13.8(g), and a subaccount therein for each Revolving Credit Lender, in which Register and subaccounts (taken together) shall be recorded (i) the amount of each Revolving Credit Advance made hereunder, the type thereof and each Eurodollar-Interest Period applicable to any Eurodollar-based Advance, (ii) the amount of any principal or interest due and payableor to become due and payable, jointly and severally from Borrowers to each Revolving Credit Lender hereunder in respect of the Revolving Credit Advances and (iii) both the amount of any sum received by the Agent hereunder from Borrower in respect of the Revolving Credit Advances and each Revolving Credit Lender’s share thereof. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | The entries made in the Register maintained pursuant to paragraph (c) of this Section 2.2 shall, absent manifest error, to the extent permitted by applicable law, be prima facie evidence of the existence and amounts of the obligations of Borrowers therein recorded; provided, however, thatthe failure of any Revolving Credit Lender or the Agent to maintain the Register or any account, as applicable, or any error therein, shall not in any manner affect the obligation of Borrowers to repay the Revolving Credit Advances (and all other amounts owing with respect thereto) made to Borrowers by the Revolving Credit Lenders in accordance with the terms of this Agreement. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

|   | (e) | Each Borrower agrees that, upon written request to the Agent by any Revolving Credit Lender, such Borrower will execute and deliver, to such Revolving Credit Lender, at such Borrower’s own expense, a Revolving Credit Note evidencing the outstanding Revolving Credit Advances owing to such Revolving Credit Lender. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (a) | each such Request for Revolving Credit Advance shall set forth the information required on the Request for Revolving Credit Advance, including without limitation: |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | the proposed date of such Revolving Credit Advance (or the refunding or conversion of an outstanding Revolving Credit Advance), which must be a Business Day; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | whether such Advance is a new Revolving Credit Advance or a refunding or conversion of an outstanding Revolving Credit Advance; and |
|--------|------|-------------------------------------------------------------------------------------------------------------------------------------|

|   | (iii) | whether such Revolving Credit Advance is to be a Prime-based Advance or a Eurodollar-based Advance, and, except in the case of a Prime-based Advance, the first Eurodollar-Interest Period applicable thereto, provided, however, that the initial Revolving Credit Advance made under this Agreement shall be a Prime-based Advance, which may then be converted into a Eurodollar-based Advance in compliance with this Agreement. |
|--------|-------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | each such Request for Revolving Credit Advance shall be delivered to Agent by 12:00 p.m. (Detroit time) three (3) Business Days prior to the proposed date of the Revolving Credit Advance, except in the case of a Prime-based Advance, for which the Request for Revolving Credit Advance must be delivered by 12:00 p.m. (Detroit time) on the proposed date for such Revolving Credit Advance; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | on the proposed date of such Revolving Credit Advance, the sum of (x) the aggregate principal amount of all Revolving Credit Advances and Swing Line Advances outstanding on such date (including, without duplication) the Advances that are deemed to be disbursed by Agent under Section 3.6(a) hereof in respect of Borrowers’ Reimbursement Obligations hereunder), plus (y) the Letter of Credit Obligations as of suchdate, in each case after giving effect to all outstanding requests for Revolving Credit Advances and Swing Line Advances and for the issuance of any Letters of Credit, shall not exceed the Revolving Credit Aggregate Commitment; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (d) | in the case of a Prime-based Advance, the principal amount of the initial funding of such Advance, as opposed to any refunding or conversion thereof, shall be at least $1,000,000 or the remainder available under the Revolving Credit Aggregate Commitment if less than $1,000,000; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | in the case of a Eurodollar-based Advance, the principal amount of such Advance, plus the amount of any other outstanding Revolving Credit Advance to be then combined therewith having the same Eurodollar-Interest Period, if any, shall be at least $2,000,000 (or a larger integral multiple of $100,000) or the remainder available under the Revolving Credit Aggregate Commitment if less than $2,000,000 and at any onetime there shall not be in effect more than three (3) different Eurodollar-Interest Periods; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | a Request for Revolving Credit Advance, once delivered to Agent, shall not be revocable by Borrowers and shall constitute a certification by Borrowers as of the date thereof that: |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (v) | all conditions to the making of Revolving Credit Advances set forth in this Agreement have been satisfied, and shall remain satisfied to the date of such Revolving Credit Advance (both before and immediately after giving effect to such Revolving Credit Advance); |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (vi) | there is no Default or Event of Default in existence, and none will exist upon the making of such Revolving Credit Advance (both before and immediately after giving effect to such Revolving Credit Advance); and |
|--------|------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (vii) | the representations and warranties of the Credit Parties contained in this Agreement and the other Loan Documents are true and correct in all material respects and shall be true and correct in all material respects as of the date of the making of such Revolving Credit Advance (both before and immediately after giving effect to such Revolving Credit Advance), other than any representation or warranty that expresslyspeaks only as of a different date; |
|--------|-------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (i) | for Prime-based Advances, at the office of Agent located at One Detroit Center, Detroit, Michigan 48226, not later than 1:00 p.m. (Detroit time) on the date of such Advance; and |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | for Eurodollar-based Advances, at the Agent’s Correspondent for the account of the Eurodollar Lending Office of the Agent, not later than 12:00 p.m. (the time of the Agent’s Correspondent) on the date of such Advance. |
|--------|------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (i) | for Prime-based Advances, not later than 4:00 p.m. (Detroit time) on the date of such Revolving Credit Advance, by credit to an account of Borrowers maintained with Agent or to such other account or third party as Borrowers may reasonably direct in writing, provided such direction is timely given; and |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | for Eurodollar-based Advances, not later than 4:00 p.m. (the time of the Agent’s Correspondent) on the date of such Revolving Credit Advance, by credit to an account of Borrowers maintained with Agent’s Correspondent or to such other account or third party as Borrowers may direct, provided such direction is timely given. |
|--------|------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | in the case of such Revolving Credit Lender, for the first two (2) Business Days such amount remains unpaid, the Federal Funds Effective Rate, and thereafter, at the rate of interest then applicable to such Revolving Credit Advances; and |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | in the case of Borrowers, the rate of interest then applicable to such Advance of the Revolving Credit. |
|--------|------|---------------------------------------------------------------------------------------------------------|

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|   | (i) | Swing Line Lender shall maintain in accordance with its usual practice an account or accounts evidencing indebtedness of the Borrowers to Swing Line Lender resulting from each Swing Line Advance from time to time, including the amount and date of each Swing Line Advance, its Applicable Interest Rate, its Interest Period, if any, and the amount and date of any repayment made on any Swing Line Advance from time totime. The entries made in such account or accounts of Swing Line Lender shall be prima facie evidence, absent manifest error, of the existence and amounts of the obligations of the Borrowers therein recorded; provided, however, that the failure of Swing Line Lender to maintain such account, as applicable, or any error therein, shall not in any manner affect the obligation of the Borrowers to repay the Swing Line Advances (and all other amounts owing with respect thereto) in accordance with the terms of this Agreement. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | Each Borrower agrees that, upon the written request of Swing Line Lender, the Borrowers will execute and deliver to Swing Line Lender a Swing Line Note. |
|--------|------|----------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (iii) | Each Borrower unconditionally promises to pay, jointly and severally, to the Swing Line Lender the then unpaid principal amount of such Swing Line Advance (plus all accrued and unpaid interest) on the Revolving Credit Maturity Date and on such other dates and in such other amounts as may be required from time to time pursuant to this Agreement.  Subject to the terms and conditions hereof, each Swing LineAdvance shall, from time to time after the date of such Advance (until paid), bear interest at its Applicable Interest Rate. |
|--------|-------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | Requests for Swing Line Advances.  Borrowers may request a Swing Line Advance by the delivery to Swing Line Lender of a Request for Swing Line Advance executed by an Authorized Signer for the Borrower Representative, subject to the following: |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | each such Request for Swing Line Advance shall set forth the information required on the Request for Advance, including without limitation, (A) the proposed date of such Swing Line Advance, which must be a Business Day, (B) whether such Swing Line Advance is to be a Prime-based Advance or a Quoted Rate Advance, and (C) in the case of a Quoted Rate Advance, the duration of the Interest Period applicable thereto; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (ii) | on the proposed date of such Swing Line Advance, after giving effect to all outstanding requests for Swing Line Advances made by Borrowers as of the date of determination, the aggregate principal amount of all Swing Line Advances outstanding on such date shall not exceed the Swing Line Maximum Amount; |
|--------|------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (iii) | on the proposed date of such Swing Line Advance, after giving effect to all outstanding requests for Revolving Credit Advances and Swing Line Advances and Letters of Credit requested by the Borrowers on such date of determination (including, without duplication, Advances that are deemed disbursed pursuant to Section 3.6(a) hereof in respect of the Borrowers’ Reimbursement Obligations hereunder), the sum of(x) the aggregate principal amount of all Revolving Credit Advances and the Swing Line Advances outstanding on such date plus (y) the Letter of Credit Obligations on such date shall not exceed the Revolving Credit Aggregate Commitment; |
|--------|-------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (iv) | (A) in the case of a Swing Line Advance that is a Prime-based Advance, the principal amount of the initial funding of such Advance, as opposed to any refunding or conversion thereof, shall be at least Two Hundred Fifty Thousand Dollars ($250,000) or such lesser amount as may be agreed to by the Swing Line Lender, and (B) in the caseof a Swing Line Advance that is a Quoted Rate Advance, the principal amount of such Advance, plus any other outstanding Swing Line Advances to be then combined therewith having the same Interest Period, if any, shall be at least Two Hundred Fifty Thousand Dollars ($250,000) or such lesser amount as may be agreed to by the Swing Line Lender, and at any time there shall not be in effect more than three (3) Interest Rates and Interest Periods; |
|--------|------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (v) | each such Request for Swing Line Advance shall be delivered to the Swing Line Lender by 3:00 p.m. (Detroit time) on the proposed date of the Swing Line Advance; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (vi) | each Request for Swing Line Advance, once delivered to Swing Line Lender, shall not be revocable by Borrowers, and shall constitute and include a certification by Borrowers as of the date thereof that: |
|--------|------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (A) | all conditions to the making of Swing Line Advances set forth in this Agreement shall have been satisfied and shall remain satisfied to the date of such Swing Line Advance (both before and immediately after giving effect to such Swing Line Advance); |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (B) | there is no Default or Event of Default in existence, and none will exist upon the making of such Swing Line Advance (both before and immediately after giving effect to such Swing Line Advance); and |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (C) | the representations and warranties of the Credit Parties contained in this Agreement and the other Loan Documents are true and correct in all material respects and shall be true and correct in all material respect as of the date of the making of such Swing Line Advance (both before and immediately after giving effect to such Swing Line Advance), other than any representation or warranty that expressly speaks onlyas of a different date; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (vii) | At the option of the Agent, subject to revocation by Agent at any time and from time to time and so long as the Agent is the Swing Line Lender, Borrowers may utilize the Agent’s “Sweep to Loan” automated system for obtaining Swing Line Advances and making periodic repayments. At any time during which the “Sweep to Loan” system is in effect, Swing Line Advances shall be advanced to fundborrowing needs pursuant to the terms of the Sweep Agreement. Each time a Swing Line Advance is made using the “Sweep to Loan” system, Borrowers shall be deemed to have certified to the Agent and the Lenders each of the matters set forth in clause (vi) of this Section 2.5(b).  Principal and interest on Swing Line Advances requested, or deemed requested, pursuant to this Section shall be paid pursuant to the terms and conditions of the Sweep Agreement without any deduction, setoff or counterclaimwhatsoever.  Unless sooner paid pursuant to the provisions hereof or the provisions of the Sweep Agreement, the principal amount of the Swing Loans shall be paid in full, together with accrued interest thereon, on the Revolving Credit Maturity Date.  Agent may suspend or revoke Borrowers’ privilege to use the “Sweep to Loan” system at any time and from time to time for any reason and, immediately upon any such revocation, the “Sweep to Loan” system shall no longerbe available to Borrowers for the funding of Swing Line Advances hereunder (or otherwise), and the regular procedures set forth in this Section 2.5 for the making of Swing Line Advances shall be deemed immediately to apply. Agent may, at its option, also elect to make Swing Line Advances upon the Borrower Representative’s telephone requests on the basis set forth in the last paragraph of Section 2.3, provided that the Borrowers comply with the provisions set forth in this Section 2.5. |
|--------|-------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (d) | Disbursement of Swing Line Advances.  Upon receiving any executed Request for Swing Line Advance from the Borrowers and the satisfaction of the conditions set forth in Section 2.5(c) hereof, Swing Line Lender shall make available to Borrowers the amount so requested in Dollars not later than 4:00 p.m. (Detroit time) on the date of such Advance,by credit to an account of Borrowers maintained with Agent or to such other account or third party as the Borrowers may reasonably direct in writing, subject to applicable law, provided such direction is timely given. Swing Line Lender shall promptly notify Agent of any Swing Line Advance by telephone, telex or telecopier. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Refunding of or Participation Interest in Swing Line Advances. |
|--------|-----|----------------------------------------------------------------|

|   | (i) | The Agent, at any time in its sole and absolute discretion, may, in each case on behalf of the Borrowers (which hereby irrevocably directs the Agent to act on their behalf) request each of the Revolving Credit Lenders (including the Swing Line Lender in its capacity as a Revolving Credit Lender) to make an Advance of the Revolving Credit to Borrowers, in an amount equal to such Revolving Credit Lender’s RevolvingCredit Percentage of the aggregate principal amount of the Swing Line Advances outstanding on the date such notice is given (the “Refunded Swing Line Advances”); provided however that the Swing Line Advances carried at the Quoted Rate which are refunded with Revolving Credit Advances at the request of the Swing Line Lender at a time when no Default or Event of Default has occurred and is continuing shall not be subject to Section 11.1 and no losses, costs or expenses may be assessed by the Swing LineLender against the Borrowers or the Revolving Credit Lenders as a consequence of such refunding. The applicable Revolving Credit Advances used to refund any Swing Line Advances shall be Prime-based Advances. In connection with the making of any such Refunded Swing Line Advances or the purchase of a participation interest in Swing Line Advances under Section 2.5(e)(ii) hereof, the Swing Line Lender shall retain its claim against Borrowers for any unpaid interest or fees in respect thereof accrued to the date ofsuch refunding. Unless any of the events described in Section 9.1(i) hereof shall have occurred (in which event the procedures of Section 2.5(e)(ii) shall apply) and regardless of whether the conditions precedent set forth in this Agreement to the making of a Revolving Credit Advance are then satisfied (but subject to Section 2.5(e)(iii)), each Revolving Credit Lender shall make the proceeds of its Revolving Credit Advance available to the Agent for the benefit of the Swing Line Lender at the office of the Agentspecified in Section 2.4(a) hereof prior to 11:00 a.m. Detroit time on the Business Day next succeeding the date such notice is given, in immediately available funds. The proceeds of such Revolving Credit Advances shall be immediately applied to repay the Refunded Swing Line Advances, subject to Section 11.1 hereof. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (ii) | If, prior to the making of an Advance of the Revolving Credit pursuant to Section 2.5(e)(i) hereof, one of the events described in Section 9.1(i) hereof shall have occurred, each Revolving Credit Lender will, on the date such Advance of the Revolving Credit was to have been made, purchase from the Swing Line Lender an undivided participating interest in each Swing Line Advance that was to have been refunded in anamount equal to its Revolving Credit Percentage of such Swing Line Advance. Each Revolving Credit Lender within the time periods specified in Section 2.5(e)(i) hereof, as applicable, shall immediately transfer to the Agent, for the benefit of the Swing Line Lender, in immediately available funds, an amount equal to its Revolving Credit Percentage of the aggregate principal amount of all Swing Line Advances outstanding as of such date.  Upon receipt thereof, the Agent will deliver to such Revolving CreditLender a Swing Line Participation Certificate evidencing such participation. |
|--------|------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (iii) | Each Revolving Credit Lender’s obligation to make Revolving Credit Advances to refund Swing Line Advances, and to purchase participation interests, in accordance with Section 2.5(e)(i) and (ii), respectively, shall be absolute and unconditional and shall not be affected by any circumstance, including, without limitation, (A) any set-off, counterclaim, recoupment, defense or other right which such RevolvingCredit Lender may have against Swing Line Lender, Borrowers or any other Person for any reason whatsoever; (B) the occurrence or continuance of any Default or Event of Default; (C) any adverse change in the condition (financial or otherwise) of Borrowers or any other Person; (D) any breach of this Agreement or any other Loan Document by Borrowers or any other Person; (E) any inability of Borrowers to satisfy the conditions precedent to borrowing set forth in this Agreement on the date upon which such RevolvingCredit Advance is to be made or such participating interest is to be purchased; (F) the termination of the Revolving Credit Aggregate Commitment hereunder; or (G) any other circumstance, happening or event whatsoever, whether or not similar to any of the foregoing. If any Revolving Credit Lender does not make available to the Agent the amount required pursuant to Section 2.5(e)(i) or (ii) hereof, as the case may be, the Agent on behalf of the Swing Line Lender, shall be entitled to recover such amount on demandfrom such Revolving Credit Lender, together with interest thereon for each day from the date of non-payment until such amount is paid in full (x) for the first two (2) Business Days such amount remains unpaid, at the Federal Funds Effective Rate and (y) thereafter, at the rate of interest then applicable to such Swing Line Advances. The obligation of any Revolving Credit Lender to make available its pro rata portion of the amounts required pursuant to Section 2.5(e)(i) or (ii) hereof shall not be affected bythe failure of any other Revolving Credit Lender to make such amounts available, and no Revolving Credit Lender shall have any liability to any Credit Party, the Agent, the Swing Line Lender, or any other Revolving Credit Lender or any other party for another Revolving Credit Lender’s failure to make available the amounts required under Section 2.5(e)(i) or (ii) hereof. |
|--------|-------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (iv) | Notwithstanding the foregoing, no Revolving Credit Lender shall be required to make any Revolving Credit Advance to refund a Swing Line Advance or to purchase a participation in a Swing Line Advance if at least two (2) Business Days prior to the making of such Swing Line Advance by the Swing Line Lender, the officers of the Swing Line Lender immediately responsible for matters concerning this Agreement shall havereceived written notice from Agent or any Lender that Swing Line Advances should be suspended based on the occurrence and continuance of a Default or Event of Default and stating that such notice is a “notice of default”; provided, however that the obligation of  the Revolving Credit Lenders to make such Revolving Credit Advances (or purchase such participations) shall be reinstated upon the date on which such Default or Event of Default has been waived by the requisite Lenders. |
|--------|------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | 3.LETTERS OF CREDIT. |
|--------|----------------------|

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|   | (a) | (i) after giving effect to the Letter of Credit requested, the Letter of Credit Obligations do not exceed the Letter of Credit Maximum Amount; and (ii) after giving effect to the Letter of Credit requested, the Letter of Credit Obligations on such date plus the aggregate amount of all Revolving Credit Advances and Swing Line Advances (including all Advances deemed disbursed by Agent under Section 3.6(a) hereof inrespect of Borrowers’ Reimbursement Obligations) hereunder requested or outstanding on such date do not exceed the Revolving Credit Aggregate Commitment; |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | the representations and warranties of the Credit Parties contained in this Agreement and the other Loan Documents are true and correct in all material respects and shall be true and correct in all material respects as of date of the issuance of such Letter of Credit (both before and immediately after the issuance of such Letter of Credit), other than any representation or warranty that expressly speaks only as ofa different date; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | there is no Default or Event of Default in existence, and none will exist upon the issuance of such Letter of Credit; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------|

|   | (d) | Borrowers shall have delivered to Issuing Lender at its Issuing Office, not less than three (3) Business Days prior to the requested date for issuance (or such shorter time as the Issuing Lender, in its sole discretion, may permit), the Letter of Credit Agreement related thereto, together with such other documents and materials as may be required pursuant to the terms thereof, and the terms of the proposed Letterof Credit shall be reasonably satisfactory to Issuing Lender; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | no order, judgment or decree of any court, arbitrator or governmental authority shall purport by its terms to enjoin or restrain Issuing Lender from issuing the Letter of Credit requested, or any Revolving Credit Lender from taking an assignment of its Revolving Credit Percentage thereof pursuant to Section 3.6 hereof, and no law, rule, regulation, request or directive (whether or not having the force of law) shallprohibit the Issuing Lender from issuing, or any Revolving Credit Lender from taking an assignment of its Revolving Credit Percentage of, the Letter of Credit requested or letters of credit generally; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | there shall have been (i) no introduction of or change in the interpretation of any law or regulation, (ii) no declaration of a general banking moratorium by banking authorities in the United States, Michigan or the respective jurisdictions in which the Revolving Credit Lenders, the Borrowers and the beneficiary of the requested Letter of Credit are located, and (iii) no establishment of any new restrictions by anycentral bank or other governmental agency or authority on transactions involving letters of credit or on banks generally that, in any case described in this clause (e), would make it unlawful or unduly burdensome for the Issuing Lender to issue or any Revolving Credit Lender to take an assignment of its Revolving Credit Percentage of the requested Letter of Credit or letters of credit generally; and |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (g) | Issuing Lender shall have received the issuance fees required in connection with the issuance of such Letter of Credit pursuant to Section 3.4 hereof. |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | A per annum letter of credit fee with respect to the undrawn amount of each Letter of Credit issued pursuant hereto (based on the amount of each Letter of Credit) in the amount of the Applicable Fee Percentage (determined with reference to Schedule 1.1 to this Agreement) shall be paid to the Agent for distribution to the Revolving Credit Lenders in accordance with their Percentages. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | A letter of credit facing fee on the face amount of each Letter of Credit shall be paid to the Agent for distribution to the Issuing Lender for its own account, in accordance with the terms of the applicable Fee Letter. |
|--------|------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | All payments by Borrowers to the Agent for distribution to the Issuing Lender or the Revolving Credit Lenders under this Section 3.4 shall be made in Dollars in immediately available funds at the Issuing Office or such other office of the Agent as may be designated from time to time by written notice to Borrowers by the Agent. The fees described in clauses (a)(i) and (ii) above (i) shall be nonrefundable under allcircumstances, (ii) in the case of fees due under clause (a)(i) above, shall be payable semi-annually in advance and (iii) in the case of fees due under clause (a)(ii) above, shall be payable upon the issuance of such Letter of Credit and upon any amendment thereto or extension thereof.  The fees due under clause (a)(i) above shall be determined by multiplying the Applicable Fee Percentage times the undrawn amount of the face amount of each such Letter of Credit on the date of determination, and shallbe calculated on the basis of a 360 day year and assessed for the actual number of days from the date of the issuance thereof to the stated expiration thereof. The parties hereto acknowledge that, unless the Issuing Lender otherwise agrees, any material amendment and any extension to a Letter of Credit issued hereunder shall be treated as a new Letter of Credit for the purposes of the letter of credit facing fee. |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (c) | If any change in any law or regulation or in the interpretation thereof by any court or administrative or governmental authority charged with the administration thereof, adopted after the date hereof, shall either (i) impose, modify or cause to be deemed applicable any reserve, special deposit, limitation or similar requirement against letters of credit issued or participated in by, or assets held by, or depositsin or for the account of, Issuing Lender or any Revolving Credit Lender or (ii) impose on Issuing Lender or any Revolving Credit Lender any other condition regarding this Agreement, the Letters of Credit or any participations in such Letters of Credit, and the result of any event referred to in clause (i) or (ii) above shall be to increase the cost or expense to Issuing Lender or such Revolving Credit Lender of issuing or maintaining or participating in any of the Letters of Credit (which increase in cost orexpense shall be determined by the Issuing Lender’s or such Revolving Credit Lender’s reasonable allocation of the aggregate of such cost increases and expenses resulting from such events), then, upon demand by the Issuing Lender or such Revolving Credit Lender, as the case may be, Borrowers shall, within thirty (30) days following demand for payment, pay to Issuing Lender or such Revolving Credit Lender, as the case may be, from time to time as specified by the Issuing Lender or such Revolving CreditLender, additional amounts which shall be sufficient to compensate the Issuing Lender or such Revolving Credit Lender for such increased cost and expense (together with interest on each such amount from ten days after the date such payment is due until payment in full thereof at the Prime-based Rate), provided that if the Issuing Lender or such Revolving Credit Lender could take any reasonable action, without cost or administrative or other burden or restriction to such Lender, to mitigate or eliminate such costor expense, it agrees to do so within a reasonable time after becoming aware of the foregoing matters. Each demand for payment under this Section 3.4(c) shall be accompanied by a certificate of Issuing Lender or the applicable Revolving Credit Lender setting forth the amount of such increased cost or expense incurred by the Issuing Lender or such Revolving Credit Lender, as the case may be, as a result of any event mentioned in clause (i) or (ii) above, and in reasonable detail, the methodology for calculatingand the calculation of such amount, which certificate shall be prepared in good faith and shall be conclusive evidence, absent manifest error, as to the amount thereof. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (a) | Any lack of validity or enforceability of any Letter of Credit, any Letter of Credit Agreement, any other documentation relating to any Letter of Credit, this Agreement or any of the other Loan Documents (the “Letter of Credit Documents”); |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (b) | Any amendment, modification, waiver, consent, or any substitution, exchange or release of or failure to perfect any interest in collateral or security, with respect to or under any Letter of Credit Document; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | The existence of any claim, setoff, defense or other right which Borrowers may have at any time against any beneficiary or any transferee of any Letter of Credit (or any persons or entities for whom any such beneficiary or any such transferee may be acting), the Agent, the Issuing Lender or any Revolving Credit Lender or any other Person, whether in connection with this Agreement, any of the Letter of Credit Documents,the transactions contemplated herein or therein or any unrelated transactions; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | Any draft or other statement or document presented under any Letter of Credit proving to be forged, fraudulent, invalid or insufficient in any respect or any statement therein being untrue or inaccurate in any respect; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Payment by the Issuing Lender to the beneficiary under any Letter of Credit against presentation of documents which do not comply with the terms of such Letter of Credit, including failure of any documents to bear any reference or adequate reference to such Letter of Credit; |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | Any failure, omission, delay or lack on the part of the Agent, Issuing Lender or any Revolving Credit Lender or any party to any of the Letter of Credit Documents to enforce, assert or exercise any right, power or remedy conferred upon the Agent, Issuing Lender, any Revolving Credit Lender or any such party under this Agreement, any of the other Loan Documents or any of the Letter of Credit Documents, or any otheracts or omissions on the part of the Agent, Issuing Lender, any Revolving Credit Lender or any such party; or |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (g) | Any other event or circumstance that would, in the absence of this Section 3.7, result in the release or discharge by operation of law or otherwise of Borrowers from the performance or observance of any obligation, covenant or agreement contained in Section 3.6 hereof. |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (a) | the use which may be made of any Letter of Credit or for any acts or omissions of any beneficiary in connection therewith; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------|

|   | (b) | the validity, sufficiency or genuineness of documents or of any endorsement thereon, even if such documents should in fact prove to be in any or all respects invalid, insufficient, fraudulent or forged; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | payment by the Issuing Lender to the beneficiary under any Letter of Credit against presentation of documents which do not strictly comply with the terms of any Letter of Credit (unless such payment resulted from the gross negligence or willful misconduct of the Issuing Lender), including failure of any documents to bear any reference or adequate reference to such Letter of Credit; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | any error, omission, interruption or delay in transmission, dispatch or delivery of any message or advice, however transmitted, in connection with any Letter of Credit; or |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | any other event or circumstance whatsoever arising in connection with any Letter of Credit. |
|--------|-----|---------------------------------------------------------------------------------------------|

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|   | 4.INTENTIONALLY OMITTED. |
|--------|--------------------------|

|   | 5.CONDITIONS. |
|--------|---------------|

|   | (i) | corporate resolutions (or the equivalent) of each Credit Party authorizing the transactions contemplated by this Agreement and the other Loan Documents approval of this Agreement and the other Loan Documents, in each case to which such Credit Party is party, and authorizing the execution and delivery of this Agreement and the other Loan Documents, and in the case of Borrowers, authorizing the execution and deliveryof requests for Advances and the issuance of Letters of Credit hereunder, |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | the incumbency and signature of the officers or other authorized persons of such Credit Party executing any Loan Document and in the case of the Borrowers, the officers who are authorized to execute any Requests for Advance, or requests for the issuance of Letters of Credit, |
|--------|------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (iii) | a certificate of good standing or continued existence (or the equivalent thereof) from the state of its incorporation or formation, and from every state or other jurisdiction where such Credit Party is qualified to do business, which jurisdictions are listed on Schedule 5.2 attached hereto, and |
|--------|-------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (iv) | copies of such Credit Party’s articles of incorporation and bylaws or other constitutional documents, as in effect on the Effective Date. |
|--------|------|-------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | The following Collateral Documents, each in form and substance acceptable to Agent and fully executed by each party thereto and dated as of the Effective Date: |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (A) | the Security Agreement; |
|--------|-----|-------------------------|

|   | (B) | the Collateral Assignment; |
|--------|-----|----------------------------|

|   | (C) | the Escrow Agreement Acknowledgement; |
|--------|-----|---------------------------------------|

|   | (ii) | The Comerica Intercreditor Agreement in form and substance acceptable to the Agent and fully executed by the Term Debt Lender and the Revolving Credit Agent (in each case as defined therein and dated as of the Effective Date; |
|--------|------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (iii) | A Letter from Travelers Indemnity and Surety Company of America to the Agent in form and substance acceptable to the Agent and fully executed by each party thereto and dated on or prior to the Effective Date; |
|--------|-------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (iv) | Evidence of the filing of a UCC-3 termination statement over any “all asset” filing for the benefit of National City Bank; |
|--------|------|----------------------------------------------------------------------------------------------------------------------------------------|

|   | (v) | Intentionally omitted; |
|--------|-----|------------------------|

|   | (vi) | (A) Certified copies of uniform commercial code requests for information, or a similar search report certified by a party acceptable to the Agent, dated a date reasonably prior to the Effective Date, listing all effective financing statements in the jurisdiction noted on Schedule 5.1(c) which name any Credit Party or Target (under their present names or under any previous names used within five (5) years prior tothe date hereof) as debtors, together with (x) copies of such financing statements, and (y) authorized Uniform Commercial Code (Form UCC-3) Termination Statements, if any, necessary to release all Liens and other rights of any Person in any Collateral described in the Collateral Documents previously granted by any Person (other than Liens permitted by Section 8.2 of this Agreement) and (B) intellectual property search reports results from the United States Patent and Trademark Office and the United States CopyrightOffice for the Credit Parties and Target dated a date reasonably prior to the Effective Date. |
|--------|------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (vii) | Any documents (including, without limitation, financing statements, amendments to financing statements and assignments of financing statements, stock powers executed in blank and any endorsements) requested by Agent and reasonably required to be provided in connection with the Collateral Documents to create, in favor of the Agent (for and on behalf of the Lenders), a first priority perfected security interest inthe Collateral thereunder shall have been filed, registered or recorded, or shall have been delivered to Agent in proper form for filing, registration or recordation. |
|--------|-------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | 6.REPRESENTATIONS AND WARRANTIES. |
|--------|-----------------------------------|

----

----

----

|   | (a) | all facilities and property owned or leased by the Credit Parties are in compliance with all Hazardous Material Laws in all material respects; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | to the best knowledge of Borrowers, there have been no unresolved and outstanding past, and there are no pending or threatened: |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | claims, complaints, notices or requests for information received by any Credit Party with respect to any alleged violation of any Hazardous Material Law which, if adversely determined, could reasonably be expected to have a Material Adverse Effect, or |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | written complaints, notices or inquiries to any Credit Party regarding potential liability of any Credit Parties under any Hazardous Material Law which, if adversely determined, could reasonably be expected to have a Material Adverse Effect; and |
|--------|------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

|   | (c) | to the best knowledge of Borrowers, no conditions exist at, on or under any property now or previously owned or leased by any Credit Party which, with the passage of time, or the giving of notice or both, are reasonably likely to give rise to liability under any Hazardous Material Law which solely or together with any other such conditions could reasonably be expected to have a Material Adverse Effect. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

----

|   | (a) | Each Acquisition Document to which any Credit Party is a party has been duly authorized and validly executed, constitutes the valid and binding obligation of such Credit Party and is enforceable against such Credit Party in accordance with its terms except as enforcement thereof may be limited by applicable bankruptcy, reorganization, insolvency, fraudulent conveyance, moratorium or similar laws affecting the enforcementof creditor’s rights, generally and by general principles of equity (regardless of whether enforcement is considered in a proceeding in law or equity).  No Acquisition Document to which any Credit Party is a party has been modified, amended, altered or changed in any manner except in compliance with this Agreement, and there are no unwaived defaults, other than such defaults which, either singly or in the aggregate, could not reasonably be expected to have a Material Adverse Effect, existing underthe Acquisition Documents by any Credit Party that is a party thereto, or, to the best of the knowledge of any Credit Party, by any other party thereto; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | The Credit Parties will keep and perform or cause to be kept and performed all of their respective material obligations under the Acquisition Documents; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | No Credit Party shall have granted a collateral assignment of, or a security interest over the Acquisition Documents (other than in favor of Agent for the benefit of the Lenders) and, no Credit Party shall have sold, transferred or assigned any Acquisition Document to any Person (other than to or in favor of Agent) without the consent of the Agent; and |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | Upon the consummation of the Acquisition, the Borrowers and Sellers shall have obtained all material third party consents reasonably deemed necessary by Agent or otherwise required in connection with the Acquisition and shall have delivered copies to Agent of all additional assignment or assumption agreements entered into in connection therewith, except to the extent waived or extended pursuant to the terms hereofand thereof. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 7.AFFIRMATIVE COVENANTS. |
|--------|--------------------------|

----

|   | (a) | as soon as available, but in any event within one hundred twenty (120) days after the end of each Fiscal Year, a copy of the audited Consolidated and unaudited Consolidating financial statements of the Sterling and its Consolidated Subsidiaries as at the end of such Fiscal Year and the related audited Consolidated and unaudited Consolidating statements of income, stockholders equity, and cash flows of Sterling andits Consolidated Subsidiaries for such Fiscal Year or partial Fiscal Year and underlying assumptions, setting forth in each case in comparative form the figures for the previous Fiscal Year, certified as being fairly stated in all material respects by an independent, nationally recognized certified public accounting firm reasonably satisfactory to the Agent; and |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | as soon as available, but in any event within forty-five (45) days after the end of each fiscal quarter of Sterling (except the last quarter of each Fiscal Year), Borrower prepared unaudited Consolidated and Consolidating balance sheets of Sterling and its Consolidated Subsidiaries as at the end of such quarter and the related stockholders equity and cash flows, jobs-in-progress report, backlog report, and accountsreceivable and payable statements, and a statement of the Average Total Debt for the Applicable Measuring Period of Sterling and its Consolidated Subsidiaries for the portion of the Fiscal Year through the end of such quarter, setting forth in each case in comparative form the figures for the corresponding periods in the previous Fiscal Year, and certified by a Responsible Officer of the Borrower Representative as being fairly stated in all material respects; |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (a) | Concurrently with the delivery of the financial statements described in Sections 7.1(a) and 7.1(b) of this Agreement for each fiscal year-end and fiscal quarter-end, respectively, a Covenant Compliance Report duly executed by a Responsible Officer of the Borrower Representative and, as required by the Security Agreement, all original vehicle titles for vehicles acquired by any Credit Party during the prior fiscalquarter; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

|   | (b) | Deliver (i) no later than November 15, 2007, a pro forma opening balance sheet for Sterling and its Consolidated Subsidiaries (including the Target) and (ii) no later than December 15, 2007, an actual opening balance sheet (the “Balance Sheet”) for Sterling and its Consolidated Subsidiaries (including Target), each such balance sheet to be in form and substance reasonably acceptable to the Agent; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | Promptly upon receipt thereof, copies of all significant reports submitted by the Credit Parties’ firm(s) of certified public accountants in connection with each annual, interim or special audit or review of any type of the financial statements or related internal control systems of the Credit Parties made by such accountants, including any comment letter submitted by such accountants to management in connectionwith their services; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | Any financial reports, statements, press releases, other material information or written notices delivered to the holders of the Subordinated Debt pursuant to any applicable Subordinated Debt Documents (to the extent not otherwise required hereunder), as and when delivered to such Persons; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Within sixty (60) days after the end of each Fiscal Year, projections for the Credit Parties for the next succeeding Fiscal Year, substantially in the form provided to the Agent prior to Effective Date, except as otherwise requested by or agreed to by the Agent, such projections certified by a Responsible Officer of the Borrower Representative as being based on reasonable estimates and assumptions taking into accountall facts and information known (or reasonably available to any Credit Party) by a Responsible Officer of the Borrower Representative; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | Promptly upon the filing thereof, any 10-K or 10-Q filings made with the Securities and Exchange Commission or any national securities exchange; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (g) | Any additional information as required by any Loan Document, and such additional schedules, certificates and reports respecting all or any of the Collateral, the items or amounts received by the Credit Parties in full or partial payment thereof, and any goods (the sale or lease of which shall have given rise to any of the Collateral) possession of which has been obtained by the Credit Parties, all to such extentas Agent may reasonably request from time to time, any such schedule, certificate or report to be certified as true and correct in all material respects by a Responsible Officer of the applicable Credit Party and shall be in such form and detail as Agent may reasonably specify; and |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (h) | Such additional financial and/or other information as Agent or any Lender may from time to time reasonably request, promptly following such request. |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------|

----

----

|   | (a) | the occurrence of any Default or Event of Default of which any Credit Party has knowledge; |
|--------|-----|--------------------------------------------------------------------------------------------|

|   | (b) | any (i) litigation or proceeding existing at any time between any Credit Party and any Governmental Authority or other third party, or any investigation of any Credit Party conducted by any Governmental Authority, which in any case if adversely determined would have a Material Adverse Effect or (ii) any material adverse change in the financial condition of any Credit Party since the date of the last audited financialstatements delivered pursuant to Section 7.1(a) hereof; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | the occurrence of any event which any Credit Party believes could reasonably be expected to have a Material Adverse Effect, promptly after concluding that such event could reasonably be expected to have such a Material Adverse Effect; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | promptly after becoming aware thereof, the taking by the Internal Revenue Service or any foreign taxing jurisdiction of a written tax position (or any such tax position taken by any Credit Party in a filing with the Internal Revenue Service or any foreign taxing jurisdiction) which could reasonably be expected to have a Material Adverse Effect, setting forth the details of such position and the financial impact thereof; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | (i) all jurisdictions in which any Credit Party proposes to become qualified after the Effective Date to transact business, (ii) the acquisition or creation of any new Subsidiaries, (iii) any material change after the Effective Date in the authorized and issued Equity Interests of any Credit Party or any other material amendment to any Credit Party’s charter, by-laws or other organizational documents, suchnotice, in each case, to identify the applicable jurisdictions, capital structures or amendments as applicable, provided that such notice shall be given not less than ten (10) Business Days prior to the proposed effectiveness of such changes, acquisition or creation, as the case may be (or such shorter period to which Agent may consent); |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

|   | (f) | not less than fifteen (15) Business Days (or such other shorter period to which Agent may agree) prior to the proposed effective date thereof, any proposed material amendments, restatements or other modifications to any Subordinated Debt Documents; and |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (g) | any default or event of default by any Person under any Subordinated Debt Document, Acquisition Document or Bond Document concurrently with delivery or promptly after receipt (as the case may be) of any notice of default or event of default under the applicable document, as the case may be. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

----

|   | (i) | Within thirty (30) days after the date such Person becomes a Domestic Subsidiary (or such longer time period as the Agent may determine), a joinder agreement to this Agreement, whereby such Domestic Subsidiary shall become a co-Borrower hereunder; and |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | within thirty (30) days after the date such Person becomes a Domestic Subsidiary (or such longer time period as the Agent may determine), a joinder agreement to the Security Agreement whereby such Domestic Subsidiary grants a Lien over its assets (other than Equity Interests which should be governed by (b) of this Section 7.13) as set forth in the Security Agreement, and such Domestic Subsidiary shall take such additionalactions as may be necessary to ensure a valid first priority perfected Lien over such assets of such Domestic Subsidiary as are specified in the Security Agreement, subject only to the other Liens permitted pursuant to Section 8.2 of this Agreement; |
|--------|------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (iii) | within the time period specified in and to the extent required under clause (c) of this Section 7.13, any Mortgage, Collateral Access Agreements and/or other documents required to be delivered in connection therewith; |
|--------|-------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

----

|   | (a) | Within thirty (30) days of the Effective Date, execute and deliver Mortgages, in form and substance reasonably acceptable to the Agent for that certain real property located at (i) 20810 Fernbush Lane, Houston, Texas 77073, (ii) Loop 21050 Loop 494, New Caney, Montgomery County, Texas, (iii) 64.839 acres on Bauer Road, Cypress, Harris County, Texas, (iv) 50.7 acreson St. Hedwig Street (FM1346), San Antonio, Bexar County, Texas; (v) 4.466 acres at 5001 West Rock Island Road (CR 274), Grand Prairie, Dallas County, Texas and (vi) 5.0 acres at 20505 Essman, Houston, Harris County, Texas, together with all related documentation as Agent may request. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | On the Effective Date, (i) the Joinder Agreement executed by Target; (ii) for any Lender requesting them, Revolving Credit Notes and for the Swing Line Lender, the Swing Note, executed by the Borrowers; (iii) officers’ certificates of the Target in the form required by Section 5.1(b) hereof; (iv) that certain Comerica Bank Merger Acknowledgment, executed by the Borrowers; (v) that certain Agreement re: No OralAgreements, executed by the Borrowers; (vi) that certain Acknowledgment of Pledge executed by RHBL and (vii) that certain Acknowledgment of the Borrowers to the Comerica Intercreditor Agreement. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | Within thirty (30) days of the Effective Date, amend the loan documents relating to the Comerica Debt in form and substance reasonably acceptable to the Agent; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | Within fifteen (15) days of the Effective Date, deliver certificates of foreign qualification for OMC in the Commonwealth of Massachusetts, and for TSC in the State of Arizona; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Within fifteen (15) days of the Effective Date, deliver casualty and liability insurance certificates in form and substance reasonably acceptable to the Agent; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | Within fifteen (15) days of the Effective Date, deliver an opinion as to the Target from counsel to the Borrowers in the State of Nevada, in form and substance reasonably acceptable to the Agent; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (g) | Within fifteen (15) days of the Effective Date, to the extent there is any outstanding intercompany Debt among any Credit Parties, execute Intercompany Notes evidencing such Debt and deliver such Intercompany Notes to the Agent; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (h) | Unless within sixty (60) days of the Effective Date, any investment accounts held with Comerica Securities, Inc. have been closed, the applicable Credit Parties shall, upon the request of the Agent, execute and deliver an account control agreement regarding such accounts in form and substance reasonably acceptable to the Agent together with such other documents related thereto as Agent may reasonably request; and |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | Within thirty (30) days of the Effective Date, all vehicle titles for vehicles owned by the Borrowers. |
|--------|-----|--------------------------------------------------------------------------------------------------------|

|   | 8.NEGATIVE COVENANTS. |
|--------|-----------------------|

|   | (a) | Indebtedness of any Credit Party to Agent and the Lenders under this Agreement and/or the other Loan Documents; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------|

|   | (b) | any Debt existing on the Effective Date and set forth in Schedule 8.1 attached hereto and any renewals or refinancing of such Debt (provided that (i) the aggregate principal amount of such renewed or refinanced Debt shall not exceed the aggregate principal amount of the original Debt outstanding on the Effective Date (less any principal payments and the amount of any commitment reductions made thereon on or priorto such renewal or refinancing), (ii) the renewal or refinancing of such Debt shall be on substantially the same or better terms as in effect with respect to such Debt on the Effective Date, and shall  otherwise be in compliance with this Agreement, and (iii) at the time of such renewal or refinancing no Default or Event of Default has occurred and is continuing or would result from the renewal or refinancing of such Debt; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (c) | any Debt of Borrowers or any Subsidiary incurred to finance the acquisition of fixed or capital assets, whether pursuant to a loan or a Capitalized Lease provided that both at the time of and immediately after giving effect to the incurrence thereof (i) no Default or Event of Default shall have occurred and be continuing, and (ii) the aggregate amount of all such Debt at any one time outstanding (including, withoutlimitation, any Debt of the type described in this clause (c) which is set forth on Schedule 8.1 hereof) shall not exceed $5,000,000, and any renewals or refinancings of such Debt on terms substantially the same or better than those in effect at the time of the original incurrence of such Debt; |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | Debt under any Hedging Transactions, provided that such transaction is entered into for risk management purposes and not for speculative purposes; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Debt arising from judgments or decrees not deemed to be a Default or Event of Default under subsection (g) of Section 9.1; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------|

|   | (f) | Debt owing to a Person that is a Credit Party, but only to the extent permitted under Section 8.7 hereof; |
|--------|-----|-----------------------------------------------------------------------------------------------------------|

|   | (g) | the Comerica Debt and the Subordinated Debt; |
|--------|-----|----------------------------------------------|

|   | (h) | Debt arising under the Surety Agreements, provided that the Borrowers shall promptly terminate the Liberty Mutual Indemnity Agreement and any other Bond Documents related thereto following the completion of the construction projects set forth on Schedule 8.1(i); |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | additional unsecured Debt not otherwise described above, provided that both at the time of and immediately after giving effect to the incurrence thereof (i) no Default or Event of Default shall have occurred and be continuing or result therefrom and (ii) the aggregate amount of all such Debt shall not exceed $1,000,000 at any one time outstanding. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (a) | Permitted Liens; |
|--------|-----|------------------|

|   | (b) | Liens securing Debt permitted by Section 8.1(c), provided that (i) such Liens are created upon fixed or capital assets acquired by the applicable Credit Party, (ii) any such Lien is created solely for the purpose of securing indebtedness representing or incurred to finance the cost of the acquisition of the item of property subject thereto, (iii) the principal amount of the Debt secured by any such Lien shall atno time exceed 100% of the sum of the purchase price or cost of the applicable property, equipment or improvements and the related costs and charges imposed by the vendors thereof and (iv) the Lien does not cover any property other than the fixed or capital asset acquired; provided, however, that no such Lien shall be created over any owned real property of any Credit Party for which Agent has received a Mortgage or for which such Credit Party is required to execute a Mortgage pursuant to the terms of this Agreement; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (c) | Liens created pursuant to the Loan Documents; |
|--------|-----|-----------------------------------------------|

|   | (d) | Liens securing the Comerica Debt, as in effect on the Effective Date, and subject to the terms of the Comerica Intercreditor Agreement; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Liens arising under the Surety Agreements, provided that (i) no public filing of such Lien has been made, (ii) no action has been taken or threatened to be taken to perfect or enforce such Lien; and (iii) none of the surety companies party to the Surety Agreements have required that any Credit Party establish a cash collateral account or otherwise put cash on deposit for their benefit; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | other Liens, existing on the Effective Date, set forth on Schedule 8.2 and renewals, refinancings and extensions thereof on substantially the same or better terms as in effect on the Effective Date and otherwise in compliance with this Agreement. |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (a) | inventory leased or sold in the ordinary course of business; |
|--------|-----|--------------------------------------------------------------|

|   | (b) | obsolete, damaged, uneconomic or worn out machinery, parts, property or equipment, or property or equipment no longer used or useful in the conduct of the applicable Credit Party’s business; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | Permitted Acquisitions; |
|--------|-----|-------------------------|

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|   | (d) | mergers or consolidations of any Subsidiary of a Borrower with or into a Borrower or any Guarantor so long as such Borrower or such Guarantor shall be the continuing or surviving entity; provided that at the time of each such merger or consolidation, both before and after giving effect thereto, no Default or Event of Default shall have occurred and be continuing or result from such merger or consolidation; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | any Subsidiary of a Borrower may liquidate or dissolve into a Borrower or a Guarantor if such Borrower determines in good faith that such liquidation or dissolution is in the best interests of such Borrower, so long as no Default or Event of Default has occurred and is continuing or would result therefrom; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | sales or transfers, including without limitation upon voluntary liquidation from any Credit Party to a Borrower or a Guarantor, provided that the applicable Borrower or Guarantor takes such actions as Agent may reasonably request to ensure the perfection and priority of the Liens in favor of the Lenders over such transferred assets; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (g) | (i) Asset Sales (exclusive of asset sales permitted pursuant to all other subsections of this Section 8.4) in which the sales price is at least equal to the fair market value of the assets sold and the consideration received is cash or cash equivalents or Debt of any Credit Party being assumed by the purchaser, provided that, (A) for Asset Sales for assets other than real property, the aggregate amount of such AssetSales does not exceed $2,000,000 in any Fiscal Year and (B) no Default or Event of Default has occurred and is continuing at the time of each such sale (both before and after giving effect to such Asset Sale), and (ii) other Asset Sales approved by the Majority Lenders in their sole discretion; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (h) | the sale or disposition of Permitted Investments and other cash equivalents in the ordinary course of business; and |
|--------|-----|---------------------------------------------------------------------------------------------------------------------|

|   | (i) | dispositions of owned or leased vehicles in the ordinary course of business. |
|--------|-----|------------------------------------------------------------------------------|

|   | (a) | each Credit Party may pay cash Distributions to the Borrowers; |
|--------|-----|----------------------------------------------------------------|

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|   | (b) | each Credit Party may declare and make Distributions payable in the Equity Interests of such Credit Party, provided that the issuance of such Equity Interests does not otherwise violate the terms of this Agreement and no Default or Event of Default has occurred and is continuing at the time of making such Distribution or would result from the making of such Distribution; and |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | RBHL may make cash Distributions to Mr. Richard Buenting at the times and in the amounts set forth in the Purchase Agreement as in effect on the date hereof, provided that no Default or Event of Default has occurred and is continuing or could reasonably be expected to result therefrom. |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (a) | Permitted Investments; |
|--------|-----|------------------------|

|   | (b) | Investments existing on the Effective Date and listed on Schedule 8.7 hereof; |
|--------|-----|-------------------------------------------------------------------------------|

|   | (c) | sales on open account in the ordinary course of business; |
|--------|-----|-----------------------------------------------------------|

|   | (d) | intercompany loans or intercompany Investments made amongst the Borrowers, provided, further, that in each case, no Default or Event of Default shall have occurred and be continuing at the time of making such intercompany loan or intercompany Investment or result from such intercompany loan or intercompany Investment being made and that any intercompany loans shall be evidenced by and funded under an IntercompanyNote pledged to the Agent under the appropriate Collateral Documents; |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Investments in respect of Hedging Transactions provided that such transaction is entered into for risk management purposes and not for speculative purposes; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | loans and advances to employees, officers and directors of any Credit Party for moving, entertainment, travel and other similar expenses in the ordinary course of business not in excess of $250,000 in the aggregate amount at any time outstanding; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (g) | Permitted Acquisitions and Investments in any Person acquired pursuant to a Permitted Acquisition; |
|--------|-----|----------------------------------------------------------------------------------------------------|

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|   | (h) | Investments constituting deposits made in connection with the purchase of goods or services in the ordinary course of business in an aggregate amount for such deposits not to exceed $3,000,000 at any one time outstanding; |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | other Investments not described above provided that both at the time of and immediately after giving effect to any such Investment (i) no Default or Event of Default shall have occurred and be continuing or shall result from the making of such Investment and (ii) the aggregate amount of all such Investments shall not exceed $250,000 at any time outstanding. |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | 9.DEFAULTS. |
|--------|-------------|

|   | (a) | non-payment when due of (i) the principal or interest on the Indebtedness under the Revolving Credit (including the Swing Line) or (ii) any Reimbursement Obligation; |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | non-payment of any other amounts due and owing by any Borrower under this Agreement or by any Credit Party under any of the other Loan Documents to which it is a party, other than as set forth in subsection (a) above, within three (3) Business Days after the same is due and payable; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | default in the observance or performance of any of the conditions, covenants or agreements of any Borrower set forth in Sections 7.1, 7.2, 7.4(a) and (e), 7.5 (provided, however, if Credit Parties’ failure to comply with Section 7.5 arises from the Agent’s determination that the Credit Parties’ insurance is not of the kind customarily carried by similar companies, a failure to comply with Section7.5 hereof shall not be an Event of Default until 30 days following Agent’s notification to the Borrower Representative that the Credit Parties’ insurance is not adequate), 7.6, 7.7, 7.9, 7.13, 7.14, 7.15, 7.16, 7.17 or Article 8 in its entirety, provided that an Event of Default arising from a breach of Sections 7.1 or 7.2 shall be deemed to have been cured upon delivery of the required item; and provided further that any Event of Defaultarising solely due to a breach of Section 7.7(a) shall be deemed cured upon the earlier of (x) the giving of the notice required by Section 7.7(a) and (y) the date upon which the Default or Event of Default giving rise to the notice obligation is cured or waived; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (d) | default in the observance or performance of any of the other conditions, covenants or agreements set forth in this Agreement or any of the other Loan Documents by any Credit Party  and continuance thereof for a period of thirty (30) consecutive days; ; |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | any representation or warranty made by any Credit Party herein or in any certificate, instrument or other document submitted pursuant hereto proves untrue or misleading in any material adverse respect when made; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | (i) default by any Credit Party in the payment of any indebtedness for borrowed money, whether under a direct obligation or guaranty (other than Indebtedness hereunder) of any Credit Party in excess of One Million Dollars ($1,000,000) (or the equivalent thereof in any currency other than Dollars) individually or in the aggregate when due and continuance thereof beyond any applicable period of cure and or (ii) failureto comply with the terms of any other obligation of any Credit Party with respect to any indebtedness for borrowed money (other than Indebtedness hereunder) in excess of One Million Dollars ($1,000,000) (or the equivalent thereof in any currency other than Dollars) individually or in the aggregate, which continues beyond any applicable period of cure and which would permit the holder or holders thereto to accelerate such other indebtedness for borrowed money, or require the prepayment, repurchase, redemptionor defeasance of such indebtedness; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (g) | the rendering of any judgment(s) (not covered by adequate insurance from a solvent carrier which is defending such action without reservation of rights) for the payment of money in excess of the sum of One Million Dollars ($1,000,000) (or the equivalent thereof in any currency other than Dollars) individually or in the aggregate against any Credit Party,and such judgments shall remain unpaid, unvacated, unbonded or unstayed by appeal or otherwise for a period of forty-five (45) consecutive days from the date of its entry; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (h) | the occurrence of (i) a “reportable event”, as defined in ERISA, which is determined by the PBGC to constitute grounds for a distress termination of any Pension Plan subject to Title IV of ERISA maintained or contributed to by or on behalf of any Credit Party for the benefit of any of its employees or for the appointment by the appropriate United States District Court of a trustee to administer such PensionPlan and such reportable event is not corrected and such determination is not revoked within sixty (60) days after notice thereof has been given to the plan administrator of such Pension Plan (without limiting any of Agent’s or any Lender’s other rights or remedies hereunder), or (ii) the termination or the institution of proceedings by the PBGC to terminate any such Pension Plan, or (iii) the appointment of a trustee by the appropriate United States District Court to administer any such Pension Plan,or (iv) the reorganization (within the meaning of Section 4241 of ERISA) or insolvency (within the meaning of Section 4245 of ERISA) of any Multiemployer Plan, or receipt of notice from any Multiemployer Plan that it is in reorganization or insolvency, or the complete or partial withdrawal by any Credit Party from any Multiemployer Plan, which in the case of any of the foregoing, could reasonably be expected to have a Material Adverse Effect; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (i) | except as expressly permitted under this Agreement, any Credit Party shall be dissolved (other than a dissolution of a Subsidiary of a Borrower which is not a Guarantor or a Borrower) or liquidated (or any judgment, order or decree therefor shall be entered) except as otherwise permitted herein; or if a creditors’ committee shall have been appointed for the business of any Credit Party; or if any Credit Partyshall have made a general assignment for the benefit of creditors or shall have been adjudicated bankrupt and if not an adjudication based on a filing by a Credit Party, it shall not have been dismissed within sixty (60) days, or shall have filed a voluntary petition in bankruptcy or for reorganization or to effect a plan or arrangement with creditors or shall fail to pay its debts generally as such debts become due in the ordinary course of business (except as contested in good faith and for which adequate reservesare made in such party’s financial statements); or shall file an answer to a creditor’s petition or other petition filed against it, admitting the material allegations thereof for an adjudication in bankruptcy or for reorganization; or shall have applied for or permitted the appointment of a receiver or trustee or custodian for any of its property or assets; or such receiver, trustee or custodian shall have been appointed for any of its property or assets (otherwise than upon application or consentof a Credit Party ) and shall not have been removed within sixty (60) days; or if an order shall be entered approving any petition for reorganization of any Credit Party and shall not have been reversed or dismissed within sixty (60) days; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (j) | (i) any Person either alone or together with any of its Subsidiaries, shall acquire more than fifty percent (50%) of the issued and outstanding Equity Interests of Sterling, (ii) Sterling shall directly or indirectly cease to hold one hundred percent (100%) (or in the case of RHBL, at least 91%) of the issued and outstanding Equity Interests of any other Borrower or any Guarantor; (iii) any Person either alone ortogether with any of its Affiliates shall have the ability to elect a controlling majority of the Board of Directors of Sterling or (iv) any “change of control” or “change in control” occurs as defined in any Subordinated Debt Documents; |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (k) | A default or event of default shall have occurred under any Bond Documents; or |
|--------|-----|--------------------------------------------------------------------------------|

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|   | (l) | any Loan Document shall at any time for any reason cease to be in full force and effect (other than in accordance with the terms thereof or the terms of any other Loan Document), as applicable, or the validity, binding effect or enforceability thereof shall be contested by any party thereto (other than any Lender, Agent, Issuing Lender or Swing Line Lender), or any Person shall deny that it has any or further liabilityor obligation under any Loan Document, or any such Loan Document shall be terminated (other than in accordance with the terms thereof or the terms of any other Loan Document), invalidated, revoked or set aside or in any way cease to give or provide to the Lenders and the Agent the benefits purported to be created thereby, or any Loan Document purporting to grant a Lien to secure any Indebtedness shall, at any time after the delivery of such Loan Document, fail to create a valid and enforceable Lien on any Collateralpurported to be covered thereby or such Lien shall fail to cease to be a perfected Lien with the priority required in the relevant Loan Document. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | 10.PAYMENTS, RECOVERIES AND COLLECTIONS. |
|--------|------------------------------------------|

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|   | (i) | pay to the Agent for Agent’s own account and/or, as the case may be, for the account of the Lenders such additional amounts as may be necessary to ensure that the Agent and/or such Lender or Lenders (including the Swing Line Lender) receive a net amount equal to the full amount which would have been receivable had payment not been made subject to such tax; and |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (ii) | remit such tax to the relevant taxing authorities according to applicable law, and send to the Agent or the applicable Lender or Lenders (including the Swing Line Lender), as the case may be, such certificates or certified copy receipts as the Agent or such Lender or Lenders shall reasonably require as proof of the payment by Borrowers of any such taxes payable by Borrowers. |
|--------|------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 11.CHANGES IN LAW OR CIRCUMSTANCES; INCREASED COSTS. |
|--------|------------------------------------------------------|

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|   | (a) | shall subject any of the Lenders (or any of their respective Eurodollar Lending Offices) to any tax, duty or other charge with respect to any Advance or shall change the basis of taxation of payments to any of the Lenders (or any of their respective Eurodollar Lending Offices) of the principal of or interest on any Advance or any other amounts due under this Agreement in respect thereof (except for changes in therate of tax on the overall net income of any of the Lenders or any of their respective Eurodollar Lending Offices); or |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (b) | shall impose, modify or deem applicable any reserve (including, without limitation, any imposed by the Board of Governors of the Federal Reserve System), special deposit or similar requirement against assets of, deposits with or for the account of, or credit extended by, any of the Lenders (or any of their respective Eurodollar Lending Offices) or shall impose on any of the Lenders (or any of their respective EurodollarLending Offices) or the foreign exchange and interbank markets any other condition affecting any Advance; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (a) | If, after the date of this Agreement, the adoption or introduction of, or any change in any applicable law, treaty, rule or regulation (whether domestic or foreign) now or hereafter in effect and whether or not presently applicable to any Lender or Agent, or any interpretation or administration thereof by any governmental authority charged with the interpretation or administration thereof, or compliance by any Lenderor Agent with any guideline, request or directive of any such authority (whether or not having the force of law), including any risk based capital guidelines, affects or would affect the amount of capital required to be maintained by such Lender or Agent (or any corporation controlling such Lender or Agent) and such Lender or Agent, as the case may be, determines that the amount of such capital is increased by or based upon the existence of such Lender’s or Agent’s obligations or Advances hereunderand such increase has the effect of reducing the rate of return on such Lender’s or Agent’s (or such controlling corporation’s) capital as a consequence of such obligations or Advances hereunder to a level below that which such Lender or Agent (or such controlling corporation) could have achieved but for such circumstances (taking into consideration its policies with respect to capital adequacy) by an amount deemed by such Lender or Agent to be material (collectively, “Increased Costs”),then Agent or such Lender shall notify the Borrower Representative, and thereafter Borrowers shall pay, jointly and severally, to such Lender or Agent, as the case may be, within ten (10) Business Days of written demand therefor from such Lender or Agent, additional amounts sufficient to compensate such Lender or Agent (or such controlling corporation) for any increase in the amount of capital and reduced rate of return which such Lender or Agent reasonably determines to be allocable to the existence of suchLender’s or Agent’s obligations or Advances hereunder. A statement setting forth the amount of such compensation, the methodology for the calculation and the calculation thereof which shall also be prepared in good faith and in reasonable detail by such Lender or Agent, as the case may be, shall be submitted by such Lender or by Agent to Borrower Representative, reasonably promptly after becoming aware of any event described in this Section 11.6(a) and shall be conclusively presumed to be correct,absent manifest error. |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (b) | Notwithstanding the foregoing, however, Borrowers shall not be required to pay any increased costs under Sections 11.5, 11.6 or 3.4(c) for any period ending prior to the date that is 180 days prior to the making of a Lender’s initial request for such additional amounts unless the applicable change in law or other event resulting in such increased costs is effective retroactively to a date more than 180 daysprior to the date of such request, in which case a Lender’s request for such additional amounts relating to the period more than 180 days prior to the making of the request must be given not more than 180 days after such Lender becomes aware of the applicable change in law or other event resulting in such increased costs. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (a) | Such adjustments shall be given prospective effect only, effective as to all Advances outstanding hereunder, the Applicable Fee Percentage and the Letter of Credit Fee, upon the date of delivery of the financial statements under Sections 7.1(a) and 7.1(b) hereunder and the Covenant Compliance Report under Section 7.2(a) hereof, in each case establishing applicability of the appropriate adjustment and in each casewith no retroactivity or claw-back. In the event Borrowers shall fail timely to deliver such financial statements or the Covenant Compliance Report and such failure continues for three (3) days, then (but without affecting the Event of Default resulting therefrom) from the date delivery of such financial statements and report was required until such financial statements and report are delivered, the Applicable Margins and Applicable Fee Percentages shall be at the highest level on the Pricing Matrix attachedto this Agreement as Schedule 1.1. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (b) | From the Effective Date until the required date of delivery (or, if earlier, delivery) of the financial statements under Section 7.1(a) or 7.1(b) hereof, as applicable, and the Covenant Compliance Report under Section 7.2(a) hereof, for the fiscal quarter ending December 31, 2007, the Applicable Margins and Applicable Fee Percentages shall be those set forth under the Level II column of the pricing matrix attachedto this Agreement as Schedule 1.1. Thereafter, Applicable Margins and Applicable Fee Percentages shall be based upon the quarterly financial statements and Covenant Compliance Reports, subject to recalculation as provided in Section 11.8(a) above. |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | Notwithstanding the foregoing, however, if, prior to the payment and discharge in full (in cash) of the Indebtedness and the termination of any and all commitments hereunder, as a result of any restatement of or adjustment to the financial statements of Sterling and any of its Subsidiaries (relating to the current or any prior fiscal period) or for any other miscalculation or error, Agent determines that the ApplicableMargin and/or the Applicable Fee Percentages as calculated by Borrowers as of any applicable date of determination were inaccurate in any respect and a proper calculation thereof would have resulted in different pricing for any fiscal period, then (x) if the proper calculation thereof would have resulted in higher pricing for any such period, Borrowers shall automatically and retroactively be jointly and severally obligated to pay to Agent, promptly upon demand by Agent or the Majority Lenders, an amount equalto the excess of the amount of interest and fees that should have been paid for such period over the amount of interest and fees actually paid for such period and, if the current fiscal period is affected thereby, the Applicable Margin and/or the Applicable Fee Percentages for the current period shall be adjusted based on such recalculation; and (y) if the proper calculation thereof would have resulted in lower pricing for such period, Agent and Lenders shall have no obligation to recalculate such interest orfees or to repay any interest or fees to the Borrowers. |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 12.AGENT. |
|--------|-----------|

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|   | 13.MISCELLANEOUS. |
|--------|-------------------|

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|   | (a) | Except as expressly provided otherwise in this Agreement (and except as provided in clause (b) below), all notices and other communications provided to any party hereto under this Agreement or any other Loan Document shall be in writing and shall be given by personal delivery, by mail, by reputable overnight courier or by facsimile and addressed or delivered to it at its address set forth on Schedule 13.6 or at suchother address as may be designated by such party in a notice to the other parties that complies as to delivery with the terms of this Section 13.6 or posted to an E-System set up by or at the direction of Agent (as set forth below). Any notice, if personally delivered or if mailed and properly addressed with postage prepaid and sent by registered or certified mail, shall be deemed given when received or when delivery is refused; any notice, if given to a reputable overnight courier and properly addressed, shallbe deemed given two (2) Business Days after the date on which it was sent, unless it is actually received sooner by the named addressee; and any notice, if transmitted by facsimile, shall be deemed given when received. The Agent may, but, except as specifically provided herein, shall not be required to, take any action on the basis of any notice given to it by telephone, but the giver of any such notice shall promptly confirm such notice in writing, by facsimile, and such notice will not be deemed to have beenreceived until such confirmation is deemed received in accordance with the provisions of this Section set forth above. If such telephonic notice conflicts with any such confirmation, the terms of such telephonic notice shall control. Any notice given by the Agent or any Lender to the Borrower Representative shall be deemed to be a notice to all of the Credit Parties. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | Notices and other communications provided to the Agent and the Lenders party hereto under this Agreement or any other Loan Document may be delivered or furnished by electronic communication (including email and Internet or intranet websites) pursuant to procedures approved by the Agent.  The Agent or any Borrower may, in its discretion, agree to accept notices and other communications to it hereunder byelectronic communications (including email and any E-System) pursuant to procedures approved by it.  Unless otherwise agreed to in a writing by and among the parties to a particular communication, (i) notices and other communications sent to an email address shall be deemed received upon the sender’s receipt of an acknowledgment from the intended recipient (such as by the “return receipt requested” function, return email, or other written acknowledgment) and (ii) notices and othercommunications posted to any E-System shall be deemed received upon the deemed receipt by the intended recipient at its email address as described in the foregoing clause (i) of notification that such notice or other communication is available and identifying the website address therefore. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (i) | each such assignment shall be made on a pro rata basis, and shall be in a minimum amount of the lesser of (x) Five Million Dollars ($5,000,000) or such lesser amount as the Agent shall agree and (y) the entire remaining amount of assigning Lender’s aggregate interest in the Revolving Credit (and participations in any outstanding Letters of Credit); provided however that, after giving effect to such assignment,in no event shall the entire remaining amount (if any) of assigning Lender’s aggregate interest in the Revolving Credit (and participations in any outstanding Letters of Credit) be less than $5,000,000; and |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | the parties to any assignment shall execute and deliver to Agent an Assignment Agreement substantially (as determined by Agent) in the form attached hereto as Exhibit H (with appropriate insertions acceptable to Agent), together with a processing and recordation fee in the amount, if any, required as set forth in the Assignment Agreement (provided however that such Lender need not deliver an Assignment Agreementin connection with assignments to such Lender’s Affiliates or to a Federal Reserve Bank). |
|--------|------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (i) | such Lender shall remain the holder of its Notes hereunder (if such Notes are issued), notwithstanding any such participation; |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | a participant shall not reassign or transfer, or grant any sub-participations in its participation interest hereunder or any part thereof; and |
|--------|------|------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (iii) | such Lender shall retain the sole right and responsibility to enforce the obligations of the Credit Parties relating to the Notes and the other Loan Documents, including, without limitation, the right to proceed against any Guarantors, or cause the Agent to do so (subject to the terms and conditions hereof), and the right to approve any amendment, modification or waiver of any provision of this Agreement withoutthe consent of the participant (unless such participant is an Affiliate of such Lender), except for those matters covered by Section 13.10(a) through (e) hereof (provided that a participant may exercise any of the approval rights granted above in this clause (iii) only on an indirect basis, acting through such Lender and the Credit Parties, Agent and the other Lenders may continue to deal directly with such Lender in connection with such Lender’s rights and duties hereunder). Notwithstanding the foregoing,however, in the case of any participation granted by any Lender hereunder, the participant shall not have any rights under this Agreement or any of the other Loan Documents against the Agent, any other Lender or any Credit Party; provided, however that the participant may have rights against such Lender in respect of such participation as may be set forth in the applicable participation agreement and all amounts payable by the Credit Parties hereunder shall be determined as if such Lender had not sold such participation.  Each  suchparticipant shall be entitled to the benefits of Article 11 of this Agreement to the same extent as if it were a Lender and had acquired its interest by assignment pursuant to clause (d) of this Section, provided that no participant shall be entitled to receive any greater amount pursuant to such the provisions of Article 11 than the issuing Lender would have been entitled to receive in respect of the amount of the participation transferred by such issuing Lender to such participant had no such transfer occurredand each such participant shall also be entitled to the benefits of Section 9.6 hereof as though it were a Lender, provided that such participant agrees to be subject to Section 10.3 hereof as though it were a Lender. |
|--------|-------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (a) | Each of the Agent, the Credit Parties, the Lenders, and each of their Affiliates is authorized (but not required) to transmit, post or otherwise make or communicate, in its sole discretion, Electronic Transmissions in connection with any Loan Document and the transactions contemplated therein.  Each Borrower and each other Credit Party hereby acknowledges and agrees that the use of Electronic Transmissionsis not necessarily secure and that there are risks associated with such use, including risks of interception, disclosure and abuse and each indicates it assumes and accepts such risks by hereby authorizing the transmission of Electronic Transmissions. |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | All uses of an E-System shall be governed by and subject to, in addition to Section 13.6 and this Section 13.22, separate terms and conditions posted or referenced in such E-System and related contractual obligations executed by the Agent, the Credit Parties and the Lenders in connection with the use of such E-System. |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | All E-Systems and Electronic Transmissions shall be provided “as is” and “as available”.  None of the Agent or any of its Affiliates warrants the accuracy, adequacy or completeness of any E-Systems or Electronic Transmission, and each disclaims all liability for errors or omissions therein.  No warranty of any kind is made by the Agent or any of its Affiliates in connectionwith any E Systems or Electronic Transmission, including any warranty of merchantability, fitness for a particular purpose, non-infringement of third-party rights or freedom from viruses or other code defects.  The Agent, the Credit Parties and the Lenders agree that the Agent has no responsibility for maintaining or providing any equipment, software, services or any testing required in connection with any Electronic Transmission or otherwise required for any E-System. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | Notwithstanding the foregoing, any notice of Default, Event of Default or acceleration must be transmitted to the Borrower Representative either by mail, by reputable overnight courier, by facsimile or by email in accordance with Section 13.6. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (a) | Each of the Borrowers acknowledges and agrees that it is the intent of the parties that each such Borrower be primarily liable for the obligations as a joint and several obligor. It is the intention of the parties that with respect to liability of any Borrower hereunder arising solely by reason of its being jointly and severally liable for Advances and other extensions of credit taken by Borrower, the obligationsof such Borrower shall be absolute, unconditional and irrevocable irrespective of: |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (i) | any lack of validity, legality or enforceability of this Agreement or any Note as to any Borrower, as the case may be; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------|

|   | (ii) | the failure of any Lender or any holder of any Note: |
|--------|------|------------------------------------------------------|

|   | (iii) | any change in the time, manner or place of payment of, or in any other term of, all or any of the Indebtedness, or any other extension, compromise or renewal of any Indebtedness; |
|--------|-------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (iv) | any reduction, limitation, impairment or termination of any Indebtedness with respect to any Borrower, as the case may be, for any reason, including any claim of waiver, release, surrender, alteration or compromise, and shall not be subject to (and each of the Borrowers hereby waives any right to or claim of) any defense (other than the defense of payment in full of the Indebtedness) or setoff, counterclaim, recoupmentor termination whatsoever by reason of the invalidity, illegality, nongenuineness, irregularity, compromise, unenforceability of, or any other event or occurrence affecting, any Indebtedness with respect to any Borrower, as the case may be; |
|--------|------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (v) | any addition, exchange, release, surrender or nonperfection of any collateral, or any amendment to or waiver or release or addition of, or consent to departure from, any guaranty, held by any Lender or any holder of the Notes securing any of the Indebtedness; or |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (vi) | any other circumstance which might otherwise constitute a defense (other than the defense of payment in full of the Indebtedness) available to, or a legal or equitable discharge of, any Borrower, as the case may be, any surety or any guarantor. |
|--------|------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | Each of the Borrowers agrees that its joint and several liability hereunder shall continue to be effective or be reinstated, as the case may be, if at any time any payment (in whole or in part) of any of the Indebtedness is rescinded or must be restored by any Lender or any holder of any Note, upon the insolvency, bankruptcy or reorganization of any Borrower, as the case may be, as though such payment had not beenmade; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (c) | Each of the Borrowers hereby expressly waives: (i) notice of the Lenders’ acceptance of this Agreement; (ii) notice of the existence or creation or non payment of all or any of the Indebtedness other than notices expressly provided for in this Agreement; (iii) presentment, demand, notice of dishonor, protest, and all other notices whatsoever other than notices expressly provided for in this Agreement; (iv)any claim or defense based on an election of remedies; and (v) all diligence in collection or protection of or realization upon the Indebtedness or any part thereof, any obligation hereunder, or any security for or guaranty of any of the foregoing. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | No delay on any of the Lenders part in the exercise of any right or remedy shall operate as a waiver thereof, and no single or partial exercise by any of the Lenders of any right or remedy shall preclude other or further exercise thereof or the exercise of any other right or remedy. No action of any of the Lenders permitted hereunder shall in any way affect or impair any such Lenders’ rights or any Borrower’sIndebtedness under this Agreement. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | Each of the Borrowers hereby represents and warrants to each of the Lenders that it now has and will continue to have independent means of obtaining information concerning the Borrowers’ affairs, financial condition and business. Lenders shall not have any duty or responsibility to provide any Borrower with any credit or other information concerning such Borrower’s affairs, financial condition or businesswhich may come into the Lenders’ possession. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (f) | Each of the Borrowers represents and warrants (i) that the business operations of the Borrowers are interrelated and that the business operations of the Borrowers complement one another, and such entities have a common business purpose, and (ii) that, to permit their uninterrupted and continuous operations, such entities now require and will from time to time hereafter require funds and credit accommodations forgeneral business purposes and that (iii) the proceeds of advances under the Revolving Credit, the Swing Line, and the other credit facilities extended hereunder will directly or indirectly benefit the Borrowers hereunder, severally and jointly, regardless of which Borrower receives part or all of the proceeds of such Advances. |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (g) | Notwithstanding anything to the contrary contained herein, it is the intention of the Borrowers, Agent and the Lenders that the amount of the respective Borrowers’ obligations hereunder shall be in, but not in excess of, the maximum amount thereof not subject to avoidance or recovery by operation of applicable law governing bankruptcy, reorganization, arrangement, adjustment of debts, relief of debtors, dissolution,insolvency, fraudulent transfers or conveyances or other similar laws (collectively, “Applicable Insolvency Laws”). To that end, but only in the event and to the extent that the Borrowers’ respective obligations hereunder or any payment made pursuant thereto would, but for the operation of the foregoing proviso, be subject to avoidance or recovery under Applicable Insolvency Laws, the amount of the Borrowers’ respective obligations hereunder shall be limited to the largest amount which,after giving effect thereto, would not, under Applicable Insolvency Laws, render the Borrower’s respective obligations hereunder unenforceable or avoidable or subject to recovery under Applicable Insolvency Laws. To the extent any payment actually made hereunder exceeds the limitation contained in this Section 13.25(g), then the amount of such excess shall, from and after the time of payment by the Borrowers (or any of them), be reimbursed by the Lenders upon demand by such Borrowers. The foregoing provisois intended solely to preserve the rights of the Agent and the Lenders hereunder against the Borrowers to the maximum extent permitted by Applicable Insolvency Laws and neither any Borrower nor any Guarantor nor any other Person shall have any right or claim under this Section 13.25(g) that would not otherwise be available under Applicable Insolvency Laws. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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| Basis for Pricing                                | Level I  | Level II              | Level III |
|--------------------------------------------------|----------|-----------------------|-----------|
| Pricing Leverage Ratio*                          | <1.00 | >1.00 but <1.75 | >1.75  |
| Revolving Credit Eurodollar Margin               | 125.00   | 175.00                | 225.00    |
| Revolving Credit Prime-Based Rate Margin         | 0.00     | 25.00                 | 50.00     |
| Revolving Credit Facility Fee                    | 25.00    | 25.00                 | 25.00     |
| Letter of Credit Fees (exclusive of facing fees) | 125.00   | 175.00                | 225.00    |

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|  LENDERS  | REVOLVING CREDITPERCENTAGE | REVOLVING CREDIT ALLOCATIONS |
|---------------------|----------------------------|------------------------------|
|  Comerica Bank | 100%                       | $75,000,000                  |
|  TOTALS        | 100%                       | $75,000,000             |

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|  Correct Legal Name  |  Address |  Type of Organization |  Jurisdiction of Organization |  Tax identification number and other identification numbers |
|--------------------------------|---------------|----------------------------|------------------------------------|------------------------------------------------------------------|
|                           |          |                       |                               |                                                             |
|                           |          |                       |                               |                                                             |
|                           |          |                       |                               |                                                             |

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| Credit Party                                                                                                       | Jurisdiction                                                                   |
|--------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------|
| Sterling Construction Company, Inc.2751 Centerville Road — Suite 3131Wilmington, Delaware 19803              | Delaware                                                                       |
| Oakhurst Management Corporation20810 Fernbush LaneHouston Texas 77073                                              | Texas & Massachusetts                                                      |
| Texas Sterling Construction Co.20810 Fernbush LaneHouston Texas 77073                                              | Delaware & Texas &Arizona (sub nom. Texas Sterling Construction, L.P.) |
| Road and Highway Builders, LLC96 Glen Carran Circle — Suite # 106Sparks, Nevada   89431  | Nevada                                                                         |
| Road and Highway Builders Inc.96 Glen Carran Circle — Suite # 106Sparks, Nevada   89431       | Nevada & California                                                        |

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| Credit Party                        | Description of Real Estate                                                                                                                                                                                        |
|-------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Sterling Construction Company, Inc. | None                                                                                                                                                                                                              |
| Oakhurst Management Corporation     | None                                                                                                                                                                                                              |
| Texas Sterling Construction Co.     | 20810 Fernbush Lane, Houston, Harris County, Texas — 6.359 acresIncludes 14,400 sq. ft. office (tilt wall const.) and two maintenance facility buildings (steel) of 8,000 square feet and 7,500 square feet |
|                                | 20810 Fernbush Lane, Houston, Harris County, Texas — 10.24 acres (under contract)For expansion to the main facility (closing mid December 2007)                                                             |
|                                | Loop 21050 Loop 494, New Caney, Montgomery County, Texas — 4.33 acresProject yard with temporary buildings.                                                                                                 |
|                                | Bauer Road, Cypress, Harris County, Texas — 64.839 acresBatch plant location and materials yard                                                                                                             |
|                                | St. Hedwig Street, San Antonio, Bexar County, Texas — 50.7 acresVacant lot                                                                                                                                  |
|                                | 5001 West Rock Island Road, Grand Prairie, Dallas County, Texas — 4.466 acresVacant lot                                                                                                                     |
|                                | 20505 Essman, Houston, Harris County, Texas — 5.0 acresVacant storage lot                                                                                                                                   |
| Road and Highway Builders, LLC      | 500 Nevada Blvd., Lovelock, Pershing County, Nevada — 4.56 acres7,200 square-foot combined office and maintenance shop (steel)                                                                              |
|                                | Nevada Blvd., Lovelock, Pershing County, Nevada — 39.99 acresStorage and materials yard with Quonset hut.                                                                                                   |
| Road and Highway Builders Inc.      | None                                                                                                                                                                                                              |

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| Credit Party                        | Plan                                                                                                                                                      |
|-------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------|
| Sterling Construction Company, Inc. | None                                                                                                                                                      |
| Oakhurst Management Corporation     | None                                                                                                                                                      |
| Texas Sterling Construction Co.     | Health Insurance — Group & Pension Administrators                                                                                               |
|                                | Company-Paid Basic Life & AD&D — Guardian Life Insurance Company                                                                            |
|                                | Dental & Voluntary Life Insurance — Guardian Life Insurance Company                                                                             |
|                                | Vision – Group & Pension Administrators & Guardian Life Insurance Company                                                                   |
|                                | Short–Term & Long-Term Disability — Guardian Life Insurance Company                                                                       |
|                                | Employee Assistance Program – Guardian Life Insurance Company                                                                                       |
|                                | Credit Union – Smart Financial                                                                                                                      |
|                                | 401K Plan — Fidelity Management Trust CompanyThe Company matches employee contributions at a rate of 50% of the first 6% of employee contributions. |
| Oakhurst Management Corporation     | None                                                                                                                                                      |
| Road and Highway Builders, LLC      | None (Employees participated in the benefit plans of RHB LLC's 50% Member, Fisher Sand & Gravel Co.)                                                  |
| Road and Highway Builders Inc.      | None                                                                                                                                                      |

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| Credit Party                                                                                                       | Subsidiaries                                                                                                               |
|--------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------|
| Sterling Construction Company, Inc.2751 Centerville Road — Suite 3131Wilmington, Delaware 19803              | Oakhurst Management CorporationTexas Sterling Construction Co.Road and Highway Builders, LLCRoad and Highway Builders Inc. |
| Oakhurst Management Corporation20810 Fernbush LaneHouston Texas 77073                                              | None                                                                                                                       |
| Texas Sterling Construction Co.20810 Fernbush LaneHouston Texas 77073                                              | None                                                                                                                       |
| Road and Highway Builders, LLC96 Glen Carran Circle — Suite # 106Sparks, Nevada   89431  | None                                                                                                                       |
| Road and Highway Builders Inc.96 Glen Carran Circle — Suite # 106Sparks, Nevada   89431       | None                                                                                                                       |

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| Credit Party                         | Trade Names                                        |
|--------------------------------------|----------------------------------------------------|
| Sterling Construction Company, Inc.  | Sterling Construction Company                      |
| Oakhurst Management Corporation      | None                                               |
| Texas Sterling Construction Co.      | Texas Sterling ConstructionRDI Foundation Drilling |
| Road and Highway Builders, LLC  | Road and Highway Builders                          |
| Road and Highway Builders Inc.       | None                                               |

----

|   | Equity Interests of each Credit Party including — |
|--------|---------------------------------------------------------|

|   | (1) | All authorized, and issued and outstanding Equity Interests of each Credit Party. |
|--------|-----|-----------------------------------------------------------------------------------|

|   | (2) | The par value of such Equity Interests. |
|--------|-----|-----------------------------------------|

|   | (3) | The holders of such Equity Interests (other than for Sterling). |
|--------|-----|-----------------------------------------------------------------|

|   | (4) | List of any preemptive or other outstanding rights, options, warrants, conversion rights or similar agreements for the purchase of such Equity Interests. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------|

| Authorized Equity                   | Issued & Outstanding | Par Value                      | Holder                              | Outstanding Rights |
|-------------------------------------|--------------------------|--------------------------------|-------------------------------------|--------------------|
| Sterling Construction Company, Inc. |
| 14,000 Common1,000,000 Preferred    | 11,017,890 (1)None       | $0.01 per share$0.01 per share | Not requiredNone                    | See footnote (2)   |
| Oakhurst Management Corporation     |
| 1,000 Common                        | 1,000                    | $1.00 per share                | Sterling Construction Company, Inc. | None               |
| Texas Sterling Construction Co.     |
| 1,000 Common                        | 100                      | $0.01 per share                | Sterling Construction Company, Inc. | None               |
| Road and Highway Builders, LLC      |
| N/A                                 | N/A                      | N/A                            | Sterling Construction Company, Inc. | None               |
| Road and Highway Builders Inc.      |
| 1,000                               | 1,000                    | $10.00                         | Sterling Construction Company, Inc. | None               |

| (1)   | At September 30, 2007. |
|-----------------|------------------------|

| (2)   | At September 30, 2007, there were warrants outstanding and currently exercisable at $1.50 per share to purchase 356,266 shares of Sterling Construction Company, Inc.'s common stock.  The warrants expire on July 18, 2011. |
|-----------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

| Sterling Construction Company, Inc. |                                                                                                                  | OUTSTANDING AND EXERCISABLE BY PRICEAS OF 9/30/2007 |           |                   |   | Page:                 1File:          OspriceDate:                 10/26/2007Time:                 5:35:52 PM |
|-------------------------------------|-----------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------|----------------|------------------------|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Name                                | ID                  Number  | OptionDate                                          | ExpirationDate | RemainingLife in Years |   | OptionPrice                                                                                                                                                                                                                                                                                                                                                                                                                    |   | SharesOutstanding | SharesExercisable |
| Abernathy, John D.                  | 008                  000517 | 5/7/2007                                            | 5/7/2008       |                   | 0.60   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.000 | 1,598 | 0 |
| Abernathy, John D.                  | 008                  000395 | 5/19/2005                                           | 5/19/2015      |                   | 7.63   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $6.870 | 5,000 | 5,000 |
| Abernathy, John D.                  | 008                  000258 | 7/23/2001                                           | 7/23/2011      |                   | 3.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 12,000 | 12,000 |
| Abernathy, John D.                  | 008                  000225 | 5/1/2001                                            | 5/1/2011       |                   | 3.58   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.750 | 1,166 | 1,166 |
| Abernathy, John D.                  | 008                  000217 | 5/1/2000                                            | 5/1/2010       |                   | 2.58   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.063 | 3,000 | 3,000 |
| Abernathy, John D.                  | 008                  000194 | 5/1/1999                                            | 5/1/2009       |                   | 1.58   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.938 | 3,000 | 3,000 |
| Abernathy, John D.                  | 008                  000189 | 5/1/1998                                            | 5/1/2008       |                   | 0.58   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.844 | 3,000 | 3,000 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 3.59   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $2.147 | 28,764 | 27,166 |
|                                | Account: Abernathy, John D.                                                                                           |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $2.273 |   |   |
| Allen, James H                      | 181                  000521 | 8/7/2007                                            | 8/7/2017       |                   | 9.85   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $18.990 | 13,707 | 0 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 9.85   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $18.990 | 13,707 | 0 |
|                                | Account: Allen, James H                                                                                               |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $0.000 |   |   |
| Barefield, Stephen                  | 163                  000476 | 8/8/2006                                            | 9/8/2011       |                   | 3.94   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 500 | 100 |
| Barefield, Stephen                  | 163                  000440 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 900 | 360 |
| Barefield, Stephen                  | 163                  000332 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 2,000 | 1,000 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 5.40   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $9.973 | 3,400 | 1,460 |
|                                | Account: Barefield, Stephen                                                                                           |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $7.988 |   |   |
| Barzun, Roger M.                    | 002                  000477 | 8/8/2006                                            | 9/8/2011       |                   | 3.94   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 600 | 120 |
| Barzun, Roger M.                    | 002                  000436 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 1,000 | 400 |
| Barzun, Roger M.                    | 002                  000383 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 2,000 | 2,000 |
| Barzun, Roger M.                    | 002                  000187 | 2/4/1998                                            | 2/4/2008       |                   | 0.35   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.875 | 3,980 | 3,980 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 2.69   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $5.487 | 7,580 | 6,500 |
|                                | Account: Barzun, Roger M.                                                                                             |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $2.988 |   |   |
| Binford, Matthew                    | 165                                                                                                                   | 000478                                              | 8/8/2006       | 9/8/2011               |   | 3.94                                                                                                                                                                                                                                                                                                                                                                                                                           |   |   | $25.210 | 500 | 100 |
| Binford, Matthew                    | 165                                                                                                                   | 000447                                              | 8/12/2005      | 9/12/2010              |   | 2.95                                                                                                                                                                                                                                                                                                                                                                                                                           |   |   | $16.780 | 600 | 240 |
| Binford, Matthew                    | 165                                                                                                                   | 000333                                              | 8/12/2004      | 8/12/2014              |   | 6.87                                                                                                                                                                                                                                                                                                                                                                                                                           |   |   | $3.100 | 1,000 | 600 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 5.05   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $12.273 | 2,100 | 940 |
|                                | Account: Binford, Matthew                                                                                             |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $8.945 |   |   |
| Callahan, Joseph                    | 170                  000335 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 500 | 300 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 6.87   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $3.100 | 500 | 300 |
|                                | Account: Callahan, Joseph                                                                                             |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $3.100 |   |   |
| Castro, Salvador                    | 152                  000336 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 300 | 100 |
| Castro, Salvador                    | 152                  000327 | 8/20/2003                                           | 8/20/2013      |                   | 5.89   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 320 | 160 |

----

| Name                | ID                  Number  | OptionDate | ExpirationDate | RemainingLife in Years | OptionPrice |       | SharesOutstanding | SharesExercisable |
|---------------------|-----------------------------------------------------------------------------------------------------------------------|------------|----------------|------------------------|-------------|------------|-------------------|-------------------|
|                |                                                                                                                  |       |           | Avg. Life              | 6.36        | Avg. Out.  | $3.074            |              |   |
| 620                 | 260                                                                                                                   |
|                | Account: Castro, Salvador                                                                                             |       |           |                   |        | Avg. Exer. | $3.069            |              |   |
| Chapa, Juan D.      | 144                  000480 | 8/8/2006   | 9/8/2011       |                   | 3.94        |       | $25.210           | 400               | 80 |
| Chapa, Juan D.      | 144                  000441 | 8/12/2005  | 9/12/2010      |                   | 2.95        |       | $16.780           | 700               | 280 |
| Chapa, Juan D.      | 144                  000337 | 8/12/2004  | 8/12/2014      |                   | 6.87        |       | $3.100            | 2,000             | 1,200 |
| Chapa, Juan D.      | 144                  000321 | 8/20/2003  | 8/20/2013      |                   | 5.89        |       | $3.050            | 2,000             | 1,600 |
| Chapa, Juan D.      | 144                  000266 | 7/24/2002  | 7/24/2012      |                   | 4.81        |       | $1.725            | 2,000             | 2,000 |
|                |                                                                                                                  |       |           | Avg. Life              | 5.46        | Avg. Out.  | $5.293            | 7,100             | 5,160 |
|                | Account: Chapa, Juan D                                                                                                |       |           |                   |        | Avg. Exer. | $3.637            |              |   |
| Clark, Samuel       | 136                                                                                                                   | 000481     | 8/8/2006       | 9/8/2011               |        | 3.94       |              | $25.210           | 600 | 120 |
| Clark, Samuel       | 136                                                                                                                   | 000451     | 8/12/2005      | 9/12/2010              |        | 2.95       |              | $16.780           | 1,200 | 480 |
| Clark, Samuel       | 136                                                                                                                   | 000338     | 8/12/2004      | 8/12/2014              |        | 6.87       |              | $3.100            | 2,500 | 1,500 |
| Clark, Samuel       | 136                                                                                                                   | 000313     | 8/20/2003      | 8/20/2013              |        | 5.89       |              | $3.050            | 2,000 | 1,600 |
| Clark, Samuel       | 136                                                                                                                   | 000267     | 7/24/2002      | 7/24/2012              |        | 4.81       |              | $1.725            | 2,000 | 2,000 |
| Clark, Samuel       | 136                                                                                                                   | 000232     | 7/23/2001      | 7/23/2011              |        | 3.81       |              | $1.500            | 2,400 | 2,400 |
|                |                                                                                                                  |       |           | Avg. Life              | 5.01        | Avg. Out.  | $5.249            | 10,700            | 8,100 |
|                | Account: Clark, Samuel                                                                                                |       |           |                   |        | Avg. Exer. | $3.415            |              |   |
| Coates, Garland P.  | 141                                                                                                                   | 000339     | 8/12/2004      | 8/12/2014              |        | 6.87       |              | $3.100            | 800 | 480 |
| Coates, Garland P.  | 141                                                                                                                   | 000318     | 8/20/2003      | 8/20/2013              |        | 5.89       |              | $3.050            | 800 | 640 |
| Coates, Garland P.  | 141                                                                                                                   | 000268     | 7/24/2002      | 7/24/2012              |        | 4.81       |              | $1.725            | 200 | 200 |
|                |                                                                                                                  |       |           | Avg. Life              | 6.20        | Avg. Out.  | $2.925            | 1,800             | 1,320 |
|                | Account: Coates, Garland P.                                                                                           |       |           |                   |        | Avg. Exer. | $2.867            |              |   |
| Cohlmeyer, Roger    | 154                                                                                                                   | 000340     | 8/12/2004      | 8/12/2014              |        | 6.87       |              | $3.100            | 800 | 480 |
| Cohlmeyer, Roger    | 154                                                                                                                   | 000325     | 8/20/2003      | 8/20/2013              |        | 5.89       |              | $3.050            | 800 | 640 |
| Cohlmeyer, Roger    | 154                                                                                                                   | 000270     | 7/24/2002      | 7/24/2012              |        | 4.81       |              | $1.725            | 500 | 500 |
|                |                                                                                                                  |       |           | Avg. Life              | 6.00        | Avg. Out.  | $2.754            | 2,100             | 1,620 |
|                | Account: Cohlmeyer, Roger                                                                                             |       |           |                   |        | Avg. Exer. | $2.656            |              |   |
| Colombo, Anthony F. | 129                                                                                                                   | 000482     | 8/8/2006       | 9/8/2011               |        | 3.94       |              | $25.210           | 600 | 0 |
| Colombo, Anthony F. | 129                                                                                                                   | 000483     | 8/8/2006       | 9/8/2011               |        | 3.94       |              | $25.210           | 400 | 200 |
| Colombo, Anthony F. | 129                                                                                                                   | 000465     | 7/18/2006      | 7/18/2011              |        | 3.80       |              | $24.960           | 3,633 | 3,633 |
| Colombo, Anthony F. | 129                                                                                                                   | 000466     | 7/18/2006      | 7/18/2011              |        | 3.80       |              | $24.960           | 3,867 | 3,867 |
| Colombo, Anthony F. | 129                                                                                                                   | 000416     | 8/12/2005      | 9/12/2010              |        | 2.95       |              | $16.780           | 300 | 300 |
| Colombo, Anthony F. | 129                                                                                                                   | 000438     | 8/12/2005      | 9/12/2010              |        | 2.95       |              | $16.780           | 1,200 | 300 |
| Colombo, Anthony F. | 129                                                                                                                   | 000406     | 7/18/2005      | 7/18/2010              |        | 2.80       |              | $9.690            | 7,380 | 7,380 |
| Colombo, Anthony F. | 129                                                                                                                   | 000407     | 7/18/2005      | 7/18/2010              |        | 2.80       |              | $9.690            | 120 | 120 |

----

| Sterling Construction Company, Inc. |                                                                                                                  | OUTSTANDING AND EXERCISABLE BY PRICEAS OF 9/30/2007 |           |                   |   | Page:                 3File:          OspriceDate:                 10/26/2007Time:                 5:35:52 PM |
|-------------------------------------|-----------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------|----------------|------------------------|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Name                                | ID                  Number  | OptionDate                                          | ExpirationDate | RemainingLife in Years |   | OptionPrice                                                                                                                                                                                                                                                                                                                                                                                                                    |   | SharesOutstanding | SharesExercisable |
| Colombo, Anthony F.                 | 129                  000341 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 3,500 | 2,100 |
| Colombo, Anthony F.                 | 129                  000381 | 8/12/2004                                           | 8/12/2009      |                   | 1.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 7,500 | 7,500 |
| Colombo, Anthony F.                 | 129                  000305 | 8/20/2003                                           | 8/20/2013      |                   | 5.89   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 3,000 | 2,400 |
| Colombo, Anthony F.                 | 129                  000271 | 7/24/2002                                           | 7/24/2012      |                   | 4.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 2,800 | 2,800 |
| Colombo, Anthony F.                 | 129                  000234 | 7/23/2001                                           | 7/23/2011      |                   | 3.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 2,500 | 2,500 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 3.71   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $9.839 | 36,800 | 33,100 |
|                                | Account: Colombo, Anthony F.                                                                                          |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $9.687 |   |   |
| Dolan, Timothy                      | 142                  000342 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 800 | 480 |
| Dolan, Timothy                      | 142                  000319 | 8/20/2003                                           | 8/20/2013      |                   | 5.89   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 800 | 640 |
| Dolan, Timothy                      | 142                  000272 | 7/24/2002                                           | 7/24/2012      |                   | 4.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 1,000 | 1,000 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 5.78   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $2.556 | 2,600 | 2,120 |
|                                | Account: Dolan, Timothy                                                                                               |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $2.436 |   |   |
| Flores, Pete                        | 133                  000484 | 8/8/2006                                            | 9/8/2011       |                   | 3.94   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 200 | 40 |
| Flores, Pete                        | 133                  000417 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 180 | 0 |
| Flores, Pete                        | 133                  000343 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 320 | 0 |
| Flores, Pete                        | 133                  000311 | 8/20/2003                                           | 8/20/2013      |                   | 5.89   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 160 | 0 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 5.18   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $11.096 | 860 | 40 |
|                                | Account: Flores, Pete                                                                                                 |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $25.210 |   |   |
| Frickel, Robert W.                  | 151                  000513 | 5/7/2007                                            | 5/7/2008       |                   | 0.60   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.000 | 1,598 | 0 |
| Frickel, Robert W.                  | 151                  000398 | 5/19/2005                                           | 5/19/2015      |                   | 7.63   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $6.870 | 5,000 | 5,000 |
| Frickel, Robert W.                  | 151                  000260 | 7/23/2001                                           | 7/23/2011      |                   | 3.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 12,000 | 12,000 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 4.56   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $2.815 | 18,598 | 17,000 |
|                                | Account: Frickel, Robert W.                                                                                           |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $3.079 |   |   |
| Fusilli, Jr., Donald P.             | 180                  000511 | 5/7/2007                                            | 5/7/2008       |                   | 0.60   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.000 | 1,598 | 0 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 0.60   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $0.000 | 1,598 | 0 |
|                                | Account: Fusilli, Jr., Donald P.                                                                                      |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $0.000 |   |   |
| Garnett, Corey                      | 164                  000344 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 300 | 100 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 6.87   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $3.100 | 300 | 100 |
|                                | Account: Garnett, Corey                                                                                               |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $3.100 |   |   |
| Garrison, Greg                      | 155                  000485 | 8/8/2006                                            | 9/8/2011       |                   | 3.94   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 700 | 140 |
| Garrison, Greg                      | 155                  000418 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 1,400 | 560 |
| Garrison, Greg                      | 155                  000345 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 3,000 | 1,800 |
| Garrison, Greg                      | 155                  000307 | 8/20/2003                                           | 8/20/2013      |                   | 5.89   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 2,000 | 1,600 |

----

| Sterling Construction Company, Inc. |                      |   | OUTSTANDING AND EXERCISABLE BY PRICEAS OF 9/30/2007 |       |          |       | Page:                 4File:          OspriceDate:                 10/26/2007Time:                 5:35:52 PM |
|-------------------------------------|---------------------------|--------|-----------------------------------------------------|------------|---------------|------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|                                |                      |   | Option                                              | Expiration | Remaining     |       | Option                                                                                                                                                                                                                                                                                                                                                                                                                         |   | Shares | Shares |
| Name                                | ID                        | Number | Date                                                | Date       | Life in Years |       | Price                                                                                                                                                                                                                                                                                                                                                                                                                          |   | Outstanding | Exercisable |
| Garrison, Greg                      | 155                       | 000274 | 7/24/2002                                           | 7/24/2012  |          | 4.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 1,500 | 1,500 |
|                                |                      |   |                                                | Avg. Life  | 5.40          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $6.875 | 8,600 | 5,600 |
|                                | Account: Garrison, Greg   |   |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $4.638 |   |   |
| Goldsmith, Dusty                    | 143                       | 000486 | 8/8/2006                                            | 9/8/2011   |          | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 400 | 80 |
| Goldsmith, Dusty                    | 143                       | 000419 | 8/12/2005                                           | 9/12/2010  |          | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 560 | 140 |
| Goldsmith, Dusty                    | 143                       | 000347 | 8/12/2004                                           | 8/12/2014  |          | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 1,000 | 0 |
| Goldsmith, Dusty                    | 143                       | 000320 | 8/20/2003                                           | 8/20/2013  |          | 5.89       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 400 | 0 |
|                                |                      |   |                                                | Avg. Life  | 5.28          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $10.085 | 2,360 | 220 |
|                                | Account: Goldsmith, Dusty |   |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $19.845 |   |   |
| Gonzales, Rafael                    | 145                       | 000348 | 8/12/2004                                           | 8/12/2014  |          | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 500 | 300 |
| Gonzales, Rafael                    | 145                       | 000322 | 8/20/2003                                           | 8/20/2013  |          | 5.89       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 800 | 640 |
| Gonzales, Rafael                    | 145                       | 000277 | 7/24/2002                                           | 7/24/2012  |          | 4.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 500 | 500 |
| Gonzales, Rafael                    | 145                       | 000239 | 7/23/2001                                           | 7/23/2011  |          | 3.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 500 | 500 |
|                                |                      |   |                                                | Avg. Life  | 5.42          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $2.436 | 2,300 | 1,940 |
|                                | Account: Gonzales, Rafael |   |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $2.317 |   |   |
| Green, Raymond                      | 146                       | 000349 | 8/12/2004                                           | 8/12/2014  |          | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 500 | 300 |
| Green, Raymond                      | 146                       | 000323 | 8/20/2003                                           | 8/20/2013  |          | 5.89       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 800 | 640 |
| Green, Raymond                      | 146                       | 000278 | 7/24/2002                                           | 7/24/2012  |          | 4.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 1,000 | 1,000 |
| Green, Raymond                      | 146                       | 000240 | 7/23/2001                                           | 7/23/2011  |          | 3.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 1,000 | 1,000 |
|                                |                      |   |                                                | Avg. Life  | 5.08          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $2.186 | 3,300 | 2,940 |
|                                | Account: Green, Raymond   |   |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $2.077 |   |   |
| Harper, Brien P.                    | 138                       | 000487 | 8/8/2006                                            | 9/8/2011   |          | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 500 | 100 |
| Harper, Brien P.                    | 138                       | 000420 | 8/12/2005                                           | 9/12/2010  |          | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 1,000 | 400 |
| Harper, Brien P.                    | 138                       | 000350 | 8/12/2004                                           | 8/12/2014  |          | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 1,500 | 500 |
| Harper, Brien P.                    | 138                       | 000316 | 8/20/2003                                           | 8/20/2013  |          | 5.89       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 800 | 400 |
| Harper, Brien P.                    | 138                       | 000279 | 7/24/2002                                           | 7/24/2012  |          | 4.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 400 | 400 |
|                                |                      |   |                                                | Avg. Life  | 5.20          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $8.849 | 4,200 | 1,800 |
|                                | Account: Harper, Brien P. |   |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $7.052 |   |   |
| Harper, Jr., Joseph P.              | 130                       | 000488 | 8/8/2006                                            | 9/8/2011   |          | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 600 | 0 |
| Harper, Jr., Joseph P.              | 130                       | 000489 | 8/8/2006                                            | 9/8/2011   |          | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 400 | 200 |
| Harper, Jr., Joseph P.              | 130                       | 000467 | 7/18/2006                                           | 7/18/2011  |          | 3.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $24.960 | 3,633 | 3,633 |
| Harper, Jr., Joseph P.              | 130                       | 000468 | 7/18/2006                                           | 7/18/2011  |          | 3.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $24.960 | 3,867 | 3,867 |
| Harper, Jr., Joseph P.              | 130                       | 000422 | 8/12/2005                                           | 9/12/2010  |          | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 300 | 300 |
| Harper, Jr., Joseph P.              | 130                       | 000421 | 8/12/2005                                           | 9/12/2010  |          | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 1,200 | 300 |
| Harper, Jr., Joseph P.              | 130                       | 000408 | 7/18/2005                                           | 7/18/2010  |          | 2.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 7,390 | 7,390 |

----

| Sterling Construction Company, Inc. |                            |   | OUTSTANDING AND EXERCISABLE BY PRICEAS OF 9/30/2007 |           |                   |       | Page:                 5File:          OspriceDate:                 10/26/2007Time:                 5:35:52 PM |
|-------------------------------------|---------------------------------|--------|-----------------------------------------------------|----------------|------------------------|------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Name                                | ID                              | Number | OptionDate                                          | ExpirationDate | RemainingLife in Years |       | OptionPrice                                                                                                                                                                                                                                                                                                                                                                                                                    |   | SharesOutstanding | SharesExercisable |
| Harper, Jr., Joseph P.              | 130                             | 000409 | 7/18/2005                                           | 7/18/2010      |                   | 2.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 110 | 110 |
| Harper, Jr., Joseph P.              | 130                             | 000351 | 8/12/2004                                           | 8/12/2014      |                   | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 3,500 | 2,100 |
| Harper, Jr., Joseph P.              | 130                             | 000380 | 8/12/2004                                           | 8/12/2009      |                   | 1.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 7,500 | 7,500 |
| Harper, Jr., Joseph P.              | 130                             | 000306 | 8/20/2003                                           | 8/20/2013      |                   | 5.89       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 3,000 | 2,400 |
| Harper, Jr., Joseph P.              | 130                             | 000280 | 7/24/2002                                           | 7/24/2012      |                   | 4.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 2,500 | 2,500 |
| Harper, Jr., Joseph P.              | 130                             | 000244 | 7/23/2001                                           | 7/23/2011      |                   | 3.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 2,000 | 2,000 |
|                                |                            |   |                                                | Avg. Life      | 3.70                   | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $10.023 | 36,000 | 32,300 |
|                                | Account: Harper, Jr., Joseph P. |   |                                                |           |                   | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $9.888 |   |   |
| Harper, Sr., Joseph P.              | 125                             | 000490 | 8/8/2006                                            | 9/8/2011       |                   | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 600 | 0 |
| Harper, Sr., Joseph P.              | 125                             | 000491 | 8/8/2006                                            | 9/8/2011       |                   | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 400 | 200 |
| Harper, Sr., Joseph P.              | 125                             | 000462 | 7/18/2006                                           | 7/18/2011      |                   | 3.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $24.960 | 3,804 | 3,804 |
| Harper, Sr., Joseph P.              | 125                             | 000463 | 7/18/2006                                           | 7/18/2011      |                   | 3.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $24.960 | 6,196 | 6,196 |
| Harper, Sr., Joseph P.              | 125                             | 000423 | 8/12/2005                                           | 9/12/2010      |                   | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 1,200 | 300 |
| Harper, Sr., Joseph P.              | 125                             | 000424 | 8/12/2005                                           | 9/12/2010      |                   | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 300 | 300 |
| Harper, Sr., Joseph P.              | 125                             | 000402 | 7/18/2005                                           | 7/18/2010      |                   | 2.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 6,747 | 6,747 |
| Harper, Sr., Joseph P.              | 125                             | 000403 | 7/18/2005                                           | 7/18/2010      |                   | 2.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 3,253 | 3,253 |
| Harper, Sr., Joseph P.              | 125                             | 000352 | 8/12/2004                                           | 8/12/2014      |                   | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 3,500 | 3,500 |
| Harper, Sr., Joseph P.              | 125                             | 000379 | 8/12/2004                                           | 8/12/2009      |                   | 1.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 10,000 | 10,000 |
| Harper, Sr., Joseph P.              | 125                             | 000298 | 8/20/2003                                           | 8/20/2013      |                   | 5.89       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 3,500 | 3,500 |
| Harper, Sr., Joseph P.              | 125                             | 000281 | 7/24/2002                                           | 7/24/2012      |                   | 4.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 3,500 | 3,500 |
| Harper, Sr., Joseph P.              | 125                             | 000243 | 7/23/2001                                           | 7/23/2011      |                   | 3.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 3,700 | 3,700 |
|                                |                            |   |                                                | Avg. Life      | 3.61                   | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $9.871 | 46,700 | 45,000 |
|                                | Account: Harper, Sr., Joseph P. |   |                                                |           |                   | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $9.461 |   |   |
| Hemsley, Maarten D.                 | 001                             | 000522 | 7/18/2007                                           | 7/18/2012      |                   | 4.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $21.600 | 2,800 | 2,800 |
| Hemsley, Maarten D.                 | 001                             | 000473 | 7/18/2006                                           | 7/18/2011      |                   | 3.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $24.960 | 2,800 | 2,800 |
| Hemsley, Maarten D.                 | 001                             | 000452 | 7/18/2005                                           | 7/18/2010      |                   | 2.80       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 2,800 | 2,800 |
| Hemsley, Maarten D.                 | 001                             | 000384 | 8/12/2004                                           | 8/12/2014      |                   | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 5,000 | 5,000 |
| Hemsley, Maarten D.                 | 001                             | 000176 | 1/13/1998                                           | 10/27/2013     |                   | 6.07       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.875 | 75,000 | 75,000 |
| Hemsley, Maarten D.                 | 001                             | 000005 | 4/29/1994                                           | 2/11/2010      |                   | 2.37       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $2.750 | 100,000 | 100,000 |
|                                |                            |   |                                                | Avg. Life      | 4.03                   | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $2.726 | 188,400 | 188,400 |
|                                | Account: Hemsley, Maarten D.    |   |                                                |           |                   | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $2.726 |   |   |
| Jones, William                      | 156                             | 000492 | 8/8/2006                                            | 9/8/2011       |                   | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 500 | 100 |
| Jones, William                      | 156                             | 000425 | 8/12/2005                                           | 9/12/2010      |                   | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 900 | 360 |
| Jones, William                      | 156                             | 000353 | 8/12/2004                                           | 8/12/2014      |                   | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 2,000 | 1,200 |
| Jones, William                      | 156                             | 000308 | 8/20/2003                                           | 8/20/2013      |                   | 5.89       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 1,800 | 1,440 |
| Jones, William                      | 156                             | 000282 | 7/24/2002                                           | 7/24/2012      |                   | 4.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 1,500 | 1,500 |

----

| Name               | ID                  Number  | OptionDate | ExpirationDate | RemainingLife in Years | OptionPrice |       | SharesOutstanding | SharesExercisable |
|--------------------|-----------------------------------------------------------------------------------------------------------------------|------------|----------------|------------------------|-------------|------------|-------------------|-------------------|
|               |                                                                                                                  |       |           | Avg. Life              | 5.40        | Avg. Out.  | $6.266            | 6,700             | 4,600 |
|               | Account: Jones, William                                                                                               |       |           |                   |        | Avg. Exer. | $4.187            |              |   |
| Kelly, William     | 172                  000493 | 8/8/2006   | 9/8/2011       |                   | 3.94        |       | $25.210           | 300               | 60 |
| Kelly, William     | 172                  000426 | 8/12/2005  | 9/12/2010      |                   | 2.95        |       | $16.780           | 600               | 240 |
| Kelly, William     | 172                  000354 | 8/12/2004  | 8/12/2014      |                   | 6.87        |       | $3.100            | 1,200             | 400 |
|               |                                                                                                                  |       |           | Avg. Life              | 5.33        | Avg. Out.  | $10.167           | 2,100             | 700 |
|               | Account: Kelly, William                                                                                               |       |           |                   |        | Avg. Exer. | $9.685            |              |   |
| Leal, Richard Troy | 147                                                                                                                   | 000355     | 8/12/2004      | 8/12/2014              |        | 6.87       |              | $3.100            | 500 | 300 |
| Leal, Richard Troy | 147                                                                                                                   | 000324     | 8/20/2003      | 8/20/2013              |        | 5.89       |              | $3.050            | 800 | 640 |
| Leal, Richard Troy | 147                                                                                                                   | 000284     | 7/24/2002      | 7/24/2012              |        | 4.81       |              | $1.725            | 1,000 | 1,000 |
|               |                                                                                                                  |       |           | Avg. Life              | 5.63        | Avg. Out.  | $2.485            | 2,300             | 1,940 |
|               | Account: Leal, Richard Troy                                                                                           |       |           |                   |        | Avg. Exer. | $2.375            |              |   |
| Littlefield, Joel  | 161                                                                                                                   | 000494     | 8/8/2006       | 9/8/2011               |        | 3.94       |              | $25.210           | 1,000 | 200 |
| Littlefield, Joel  | 161                                                                                                                   | 000427     | 8/12/2005      | 9/12/2010              |        | 2.95       |              | $16.780           | 1,400 | 560 |
| Littlefield, Joel  | 161                                                                                                                   | 000356     | 8/12/2004      | 8/12/2014              |        | 6.87       |              | $3.100            | 3,000 | 1,800 |
| Littlefield, Joel  | 161                                                                                                                   | 000330     | 8/20/2003      | 8/20/2013              |        | 5.89       |              | $3.050            | 1,500 | 1,200 |
|               |                                                                                                                  |       |           | Avg. Life              | 5.43        | Avg. Out.  | $9.069            | 6,900             | 3,760 |
|               | Account: Littlefield, Joel                                                                                            |       |           |                   |        | Avg. Exer. | $6.298            |              |   |
| Lively, Richard    | 134                                                                                                                   | 000495     | 8/8/2006       | 9/8/2011               |        | 3.94       |              | $25.210           | 600 | 120 |
| Lively, Richard    | 134                                                                                                                   | 000428     | 8/12/2005      | 9/12/2010              |        | 2.95       |              | $16.780           | 720 | 180 |
| Lively, Richard    | 134                                                                                                                   | 000357     | 8/12/2004      | 8/12/2014              |        | 6.87       |              | $3.100            | 1,500 | 500 |
| Lively, Richard    | 134                                                                                                                   | 000312     | 8/20/2003      | 8/20/2013              |        | 5.89       |              | $3.050            | 800 | 400 |
| Lively, Richard    | 134                                                                                                                   | 000285     | 7/24/2002      | 7/24/2012              |        | 4.81       |              | $1.725            | 400 | 400 |
|               |                                                                                                                  |       |           | Avg. Life              | 5.33        | Avg. Out.  | $8.703            | 4,020             | 1,600 |
|               | Account: Lively, Richard                                                                                              |       |           |                   |        | Avg. Exer. | $5.941            |              |   |
| Machada, Santos    | 169                  000358 | 8/12/2004  | 8/12/2014      |                   | 6.87        |       | $3.100            | 500               | 300 |
|               |                                                                                                                  |       |           | Avg. Life              | 6.87        | Avg. Out.  | $3.100            | 500               | 300 |
|               | Account: Machada, Santos                                                                                              |       |           |                   |        | Avg. Exer. | $3.100            |              |   |
| Manning, Brian R.  | 128                  000496 | 8/8/2006   | 9/8/2011       |                   | 3.94        |       | $25.210           | 600               | 0 |
| Manning, Brian R.  | 128                  000497 | 8/8/2006   | 9/8/2011       |                   | 3.94        |       | $25.210           | 400               | 200 |
| Manning, Brian R.  | 128                  000469 | 7/18/2006  | 7/18/2011      |                   | 3.80        |       | $24.960           | 3,633             | 3,633 |
| Manning, Brian R.  | 128                  000470 | 7/18/2006  | 7/18/2011      |                   | 3.80        |       | $24.960           | 3,867             | 3,867 |
| Manning, Brian R.  | 128                  000432 | 8/12/2005  | 9/12/2010      |                   | 2.95        |       | $16.780           | 1,200             | 300 |
| Manning, Brian R.  | 128                  000433 | 8/12/2005  | 9/12/2010      |                   | 2.95        |       | $16.780           | 300               | 300 |

----

| Sterling Construction Company, Inc. |                                                                                                                  | OUTSTANDING AND EXERCISABLE BY PRICEAS OF 9/30/2007 |           |                   |   | Page:                 7File:          OspriceDate:                 10/26/2007Time:                 5:35:52 PM |
|-------------------------------------|-----------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------|----------------|------------------------|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Name                                | ID                  Number  | OptionDate                                          | ExpirationDate | RemainingLife in Years |   | OptionPrice                                                                                                                                                                                                                                                                                                                                                                                                                    |   | SharesOutstanding | SharesExercisable |
| Manning, Brian R.                   | 128                  000411 | 7/18/2005                                           | 7/18/2010      |                   | 2.80   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 110 | 110 |
| Manning, Brian R.                   | 128                  000410 | 7/18/2005                                           | 7/18/2010      |                   | 2.80   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 7,390 | 7,390 |
| Manning, Brian R.                   | 128                  000361 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 3,500 | 2,100 |
| Manning, Brian R.                   | 128                  000377 | 8/12/2004                                           | 8/12/2009      |                   | 1.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 7,500 | 7,500 |
| Manning, Brian R.                   | 128                  000302 | 8/20/2003                                           | 8/20/2013      |                   | 5.89   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 3,000 | 2,400 |
| Manning, Brian R.                   | 128                  000288 | 7/24/2002                                           | 7/24/2012      |                   | 4.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 2,500 | 2,500 |
| Manning, Brian R.                   | 128                  000249 | 7/23/2001                                           | 7/23/2011      |                   | 3.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 2,000 | 2,000 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 3.70   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $10.023 | 36,000 | 32,300 |
|                                | Account: Manning, Brian R.                                                                                            |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $9.888 |   |   |
| Manning, James D.                   | 123                  000363 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 833 | 833 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 6.87   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $3.100 | 833 | 833 |
|                                | Account: Manning, James D.                                                                                            |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $3.100 |   |   |
| Manning, Jeffrey                    | 127                  000498 | 8/8/2006                                            | 9/8/2011       |                   | 3.94   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 600 | 0 |
| Manning, Jeffrey                    | 127                  000499 | 8/8/2006                                            | 9/8/2011       |                   | 3.94   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 400 | 200 |
| Manning, Jeffrey                    | 127                  000471 | 7/18/2006                                           | 7/18/2011      |                   | 3.80   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $24.960 | 3,647 | 3,647 |
| Manning, Jeffrey                    | 127                  000472 | 7/18/2006                                           | 7/18/2011      |                   | 3.80   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $24.960 | 3,853 | 3,853 |
| Manning, Jeffrey                    | 127                  000429 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 1,200 | 300 |
| Manning, Jeffrey                    | 127                  000430 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 300 | 300 |
| Manning, Jeffrey                    | 127                  000412 | 7/18/2005                                           | 7/18/2010      |                   | 2.80   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 7,437 | 7,437 |
| Manning, Jeffrey                    | 127                  000413 | 7/18/2005                                           | 7/18/2010      |                   | 2.80   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 63 | 63 |
| Manning, Jeffrey                    | 127                  000359 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 3,500 | 2,100 |
| Manning, Jeffrey                    | 127                  000378 | 8/12/2004                                           | 8/12/2009      |                   | 1.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 7,500 | 7,500 |
| Manning, Jeffrey                    | 127                  000301 | 8/20/2003                                           | 8/20/2013      |                   | 5.89   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 2,500 | 2,000 |
| Manning, Jeffrey                    | 127                  000287 | 7/24/2002                                           | 7/24/2012      |                   | 4.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 2,200 | 2,200 |
| Manning, Jeffrey                    | 127                  000250 | 7/23/2001                                           | 7/23/2011      |                   | 3.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 2,000 | 2,000 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 3.66   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $10.192 | 35,200 | 31,600 |
|                                | Account: Manning, Jeffrey                                                                                             |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $10.052 |   |   |
| Manning, Kevin                      | 131                  000502 | 8/8/2006                                            | 9/8/2011       |                   | 3.94   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 300 | 60 |
| Manning, Kevin                      | 131                  000431 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 500 | 200 |
| Manning, Kevin                      | 131                  000360 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 1,000 | 600 |
| Manning, Kevin                      | 131                  000303 | 8/20/2003                                           | 8/20/2013      |                   | 5.89   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 1,000 | 800 |
| Manning, Kevin                      | 131                  000289 | 7/24/2002                                           | 7/24/2012      |                   | 4.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 1,000 | 1,000 |
| Manning, Kevin                      | 131                  000251 | 7/23/2001                                           | 7/23/2011      |                   | 3.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 1,000 | 1,000 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 5.01   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $5.277 | 4,800 | 3,660 |
|                                | Account: Manning, Kevin                                                                                               |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $3.386 |   |   |
| Manning, Patrick T.                 | 124                                                                                                                   | 000500                                              | 8/8/2006       | 9/8/2011               |   | 3.94                                                                                                                                                                                                                                                                                                                                                                                                                           |   |   | $25.210 | 600 | 0 |
| Manning, Patrick T.                 | 124                                                                                                                   | 000501                                              | 8/8/2006       | 9/8/2011               |   | 3.94                                                                                                                                                                                                                                                                                                                                                                                                                           |   |   | $25.210 | 400 | 200 |

----

| Sterling Construction Company, Inc. |                                                                                                                  | OUTSTANDING AND EXERCISABLE BY PRICEAS OF 9/30/2007 |           |                   |   | Page:                 8File:          OspriceDate:                 10/26/2007Time:                 5:35:52 PM |
|-------------------------------------|-----------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------|----------------|------------------------|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Name                                | ID                  Number  | OptionDate                                          | ExpirationDate | RemainingLife in Years |   | OptionPrice                                                                                                                                                                                                                                                                                                                                                                                                                    |   | SharesOutstanding | SharesExercisable |
| Manning, Patrick T.                 | 124                  000460 | 7/18/2006                                           | 7/18/2011      |                   | 3.80   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $24.960 | 3,619 | 3,619 |
| Manning, Patrick T.                 | 124                  000461 | 7/18/2006                                           | 7/18/2011      |                   | 3.80   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $24.960 | 6,381 | 6,381 |
| Manning, Patrick T.                 | 124                  000434 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 1,200 | 300 |
| Manning, Patrick T.                 | 124                  000435 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 300 | 300 |
| Manning, Patrick T.                 | 124                  000400 | 7/18/2005                                           | 7/18/2010      |                   | 2.80   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 6,519 | 6,519 |
| Manning, Patrick T.                 | 124                  000401 | 7/18/2005                                           | 7/18/2010      |                   | 2.80   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $9.690 | 3,481 | 3,481 |
| Manning, Patrick T.                 | 124                  000362 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 3,500 | 2,100 |
| Manning, Patrick T.                 | 124                  000376 | 8/12/2004                                           | 8/12/2009      |                   | 1.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 10,000 | 10,000 |
| Manning, Patrick T.                 | 124                  000300 | 8/20/2003                                           | 8/20/2013      |                   | 5.89   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 3,500 | 2,800 |
| Manning, Patrick T.                 | 124                  000286 | 7/24/2002                                           | 7/24/2012      |                   | 4.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 3,500 | 3,500 |
| Manning, Patrick T.                 | 124                  000252 | 7/23/2001                                           | 7/23/2011      |                   | 3.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.500 | 3,700 | 3,700 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 3.61   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $9.871 | 46,700 | 42,900 |
|                                | Account: Manning, Patrick T.                                                                                          |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $9.773 |   |   |
| McCall, Jeff                        | 166                  000364 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 480 | 160 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 6.87   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $3.100 | 480 | 160 |
|                                | Account: McCall, Jeff                                                                                                 |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $3.100 |   |   |
| Mills, Christopher H. B.            | 150                  000514 | 5/7/2007                                            | 5/7/2008       |                   | 0.60   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.000 | 1,598 | 0 |
| Mills, Christopher H. B.            | 150                  000397 | 5/19/2005                                           | 5/19/2015      |                   | 7.63   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $6.870 | 5,000 | 5,000 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 5.93   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $5.206 | 6,598 | 5,000 |
|                                | Account: Mills, Christopher H. B.                                                                                     |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $6.870 |   |   |
| Mitchell, William                   | 178                  000503 | 8/8/2006                                            | 9/8/2011       |                   | 3.94   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 1,000 | 200 |
| Mitchell, William                   | 178                  000453 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 1,000 | 400 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 3.45   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $20.995 | 2,000 | 600 |
|                                | Account: Mitchell, William                                                                                            |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $19.590 |   |   |
| Scott, Milton L.                    | 179                  000515 | 5/7/2007                                            | 5/7/2008       |                   | 0.60   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.000 | 1,598 | 0 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 0.60   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $0.000 | 1,598 | 0 |
|                                | Account: Scott, Milton L.                                                                                             |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $0.000 |   |   |
| Smith, Christine A.                 | 137                  000504 | 8/8/2006                                            | 9/8/2011       |                   | 3.94   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 800 | 160 |
| Smith, Christine A.                 | 137                  000450 | 8/12/2005                                           | 9/12/2010      |                   | 2.95   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 1,200 | 480 |
| Smith, Christine A.                 | 137                  000365 | 8/12/2004                                           | 8/12/2014      |                   | 6.87   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 2,500 | 1,500 |
| Smith, Christine A.                 | 137                  000314 | 8/20/2003                                           | 8/20/2013      |                   | 5.89   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 2,000 | 1,600 |
| Smith, Christine A.                 | 137                  000292 | 7/24/2002                                           | 7/24/2012      |                   | 4.81   |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 2,000 | 2,000 |
|                                |                                                                                                                  |                                                |           | Avg. Life              | 5.32   | Avg. Out.                                                                                                                                                                                                                                                                                                                                                                                                                      |   | $6.777 | 8,500 | 5,740 |
|                                | Account: Smith, Christine A.                                                                                          |                                                |           |                   |   | Avg. Exer.                                                                                                                                                                                                                                                                                                                                                                                                                     |   | $4.367 |   |   |

----

| Sterling Construction Company, Inc. |                                                                                                                  |      | OUTSTANDING AND EXERCISABLE BY PRICEAS OF 9/30/2007 |       |          |       | Page:                 9File:          OspriceDate:                 10/26/2007Time:                 5:35:52 PM |
|-------------------------------------|-----------------------------------------------------------------------------------------------------------------------|-----------|-----------------------------------------------------|------------|---------------|------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|                                |                                                                                                                  |      | Option                                              | Expiration | Remaining     |       | Option                                                                                                                                                                                                                                                                                                                                                                                                                         |   | Shares | Shares |
| Name                                | ID                                                                                                                    | Number    | Date                                                | Date       | Life in Years |       | Price                                                                                                                                                                                                                                                                                                                                                                                                                          |   | Outstanding | Exercisable |
| Steadman, David R. A.               | 177                                                                                                                   | 000516    | 5/7/2007                                            | 5/7/2008   |          | 0.60       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $0.000 | 1,598 | 0 |
| Steadman, David R. A.               | 177                                                                                                                   | 000399    | 5/19/2005                                           | 5/19/2015  |          | 7.63       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $6.870 | 5,000 | 5,000 |
|                                |                                                                                                                  |      |                                                | Avg. Life  | 5.93          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $5.206 | 6,598 | 5,000 |
|                                | Account: Steadman, David R. A.                                                                                        |      |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $6.870 |   |   |
| Stempinski, Karen A.                | 004                                                                                                                   | 000510    | 8/8/2006                                            | 9/8/2011   |          | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 800 | 160 |
| Stempinski, Karen A.                | 004                                                                                                                   | 000437    | 8/12/2005                                           | 9/12/2010  |          | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 720 | 0 |
|                                |                                                                                                                  |      |                                                | Avg. Life  | 3.47          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $21.217 | 1,520 | 160 |
|                                | Account: Stempinski, Karen A.                                                                                         |      |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $25.210 |   |   |
| Stevens, Robert L.                  | 139                                                                                                                   | 000505    | 8/8/2006                                            | 9/8/2011   |          | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 1,000 | 200 |
| Stevens, Robert L.                  | 139                                                                                                                   | 000443    | 8/12/2005                                           | 9/12/2010  |          | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 1,400 | 560 |
| Stevens, Robert L.                  | 139                                                                                                                   | 000366    | 8/12/2004                                           | 8/12/2014  |          | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 1,800 | 600 |
| Stevens, Robert L.                  | 139                                                                                                                   | 000315    | 8/20/2003                                           | 8/20/2013  |          | 5.89       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 800 | 400 |
| Stevens, Robert L.                  | 139                                                                                                                   | 000293    | 7/24/2002                                           | 7/24/2012  |          | 4.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 400 | 400 |
|                                |                                                                                                                  |      |                                                | Avg. Life  | 5.01          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $10.632 | 5,400 | 2,160 |
|                                | Account: Stevens, Robert L.                                                                                           |      |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $8.430 |   |   |
| Surface, Jeffrey                    | 148                                                                                                                   | 000506    | 8/8/2006                                            | 9/8/2011   |          | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 600 | 120 |
| Surface, Jeffrey                    | 148                                                                                                                   | 000442    | 8/12/2005                                           | 9/12/2010  |          | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 900 | 360 |
| Surface, Jeffrey                    | 148                                                                                                                   | 000367    | 8/12/2004                                           | 8/12/2014  |          | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 1,500 | 500 |
| Surface, Jeffrey                    | 148                                                                                                                   | 000326    | 8/20/2003                                           | 8/20/2013  |          | 5.89       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 800 | 400 |
| Surface, Jeffrey                    | 148                                                                                                                   | 000294    | 7/24/2002                                           | 7/24/2012  |          | 4.81       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $1.725 | 400 | 400 |
|                                |                                                                                                                  |      |                                                | Avg. Life  | 5.23          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $9.050 | 4,200 | 1,780 |
|                                | Account: Surface, Jeffrey                                                                                             |      |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $7.037 |   |   |
| Wall, Carl                          | 159                                                                                                                   | 000507    | 8/8/2006                                            | 9/8/2011   |          | 3.94       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $25.210 | 200 | 40 |
| Wall, Carl                          | 159                                                                                                                   | 000448    | 8/12/2005                                           | 9/12/2010  |          | 2.95       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $16.780 | 300 | 120 |
| Wall, Carl                          | 159                                                                                                                   | 000369    | 8/12/2004                                           | 8/12/2014  |          | 6.87       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.100 | 2,000 | 1,200 |
| Wall, Carl                          | 159                                                                                                                   | 000310    | 8/20/2003                                           | 8/20/2013  |          | 5.89       |                                                                                                                                                                                                                                                                                                                                                                                                                           |   | $3.050 | 400 | 0 |
|                                |                                                                                                                  |      |                                                | Avg. Life  | 6.12          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $6.033 | 2,900 | 1,360 |
|                                | Account: Wall, Carl                                                                                                   |      |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $4.957 |   |   |
| Warren, Clint                       | 168                  000370 | 8/12/2004 | 8/12/2014                                           |       | 6.87          |       |                                                                                                                                                                                                                                                                                                                                                                                                                           | $3.100 | 500 | 300 |
|                                |                                                                                                                  |      |                                                | Avg. Life  | 6.87          | Avg. Out.  |                                                                                                                                                                                                                                                                                                                                                                                                                           | $3.100 | 500 | 300 |
|                                | Account: Warren, Clint                                                                                                |      |                                                |       |          | Avg. Exer. |                                                                                                                                                                                                                                                                                                                                                                                                                           | $3.100 |   |   |
| Weir, James                         | 167                  000371 | 8/12/2004 | 8/12/2014                                           |       | 6.87          |       |                                                                                                                                                                                                                                                                                                                                                                                                                           | $3.100 | 500 | 300 |

----

| Name                 | ID                  Number  | OptionDate | ExpirationDate | RemainingLife in Years | OptionPrice |       | SharesOutstanding | SharesExercisable |
|----------------------|-----------------------------------------------------------------------------------------------------------------------|------------|----------------|------------------------|-------------|------------|-------------------|-------------------|
|                 |                                                                                                                  |       |           | Avg. Life              | 6.87        | Avg. Out.  | $3.100            | 500               | 300 |
|                 | Account: Weir, James                                                                                                  |       |           |                   |        | Avg. Exer. | $3.100            |              |   |
| Williamson, Terry D. | 126                  000509 | 8/8/2006   | 9/8/2011       |                   | 3.94        |       | $25.210           | 400               | 200 |
| Williamson, Terry D. | 126                  000508 | 8/8/2006   | 9/8/2011       |                   | 3.94        |       | $25.210           | 600               | 0 |
| Williamson, Terry D. | 126                  000474 | 7/18/2006  | 7/18/2011      |                   | 3.80        |       | $24.960           | 3,619             | 3,619 |
| Williamson, Terry D. | 126                  000475 | 7/18/2006  | 7/18/2011      |                   | 3.80        |       | $24.960           | 6,381             | 6,381 |
| Williamson, Terry D. | 126                  000444 | 8/12/2005  | 9/12/2010      |                   | 2.95        |       | $16.780           | 1,200             | 300 |
| Williamson, Terry D. | 126                  000445 | 8/12/2005  | 9/12/2010      |                   | 2.95        |       | $16.780           | 300               | 300 |
| Williamson, Terry D. | 126                  000404 | 7/18/2005  | 7/18/2010      |                   | 2.80        |       | $9.690            | 6,519             | 6,519 |
| Williamson, Terry D. | 126                  000405 | 7/18/2005  | 7/18/2010      |                   | 2.80        |       | $9.690            | 3,481             | 3,481 |
| Williamson, Terry D. | 126                  000372 | 8/12/2004  | 8/12/2014      |                   | 6.87        |       | $3.100            | 3,500             | 2,100 |
| Williamson, Terry D. | 126                  000375 | 8/12/2004  | 8/12/2009      |                   | 1.87        |       | $3.100            | 10,000            | 10,000 |
| Williamson, Terry D. | 126                  000304 | 8/20/2003  | 8/20/2013      |                   | 5.89        |       | $3.050            | 3,500             | 2,800 |
| Williamson, Terry D. | 126                  000296 | 7/24/2002  | 7/24/2012      |                   | 4.81        |       | $1.725            | 3,500             | 3,500 |
| Williamson, Terry D. | 126                  000256 | 7/23/2001  | 7/23/2011      |                   | 3.81        |       | $1.500            | 3,500             | 3,500 |
|                 |                                                                                                                  |       |           | Avg. Life              | 3.61        | Avg. Out.  | $9.907            | 46,500            | 42,700 |
|                 | Account: Williamson, Terry D.                                                                                         |       |           |                   |        | Avg. Exer. | $9.811            |              |   |
| Withrow, Forest      | 171                  000373 | 8/12/2004  | 8/12/2014      |                   | 6.87        |       | $3.100            | 500               | 300 |
|                 |                                                                                                                  |       |           | Avg. Life              | 6.87        | Avg. Out.  | $3.100            | 500               | 300 |
|                 | Account: Withrow, Forest                                                                                              |       |           |                   |        | Avg. Exer. | $3.100            |              |   |
| Wood, William A.     | 149                  000374 | 8/12/2004  | 8/12/2014      |                   | 6.87        |       | $3.100            | 640               | 320 |
| Wood, William A.     | 149                  000328 | 8/20/2003  | 8/20/2013      |                   | 5.89        |       | $3.050            | 480               | 320 |
| Wood, William A.     | 149                  000297 | 7/24/2002  | 7/24/2012      |                   | 4.81        |       | $1.725            | 400               | 400 |
| Wood, William A.     | 149                  000257 | 7/23/2001  | 7/23/2011      |                   | 3.81        |       | $1.500            | 100               | 100 |
|                 |                                                                                                                  |       |           | Avg. Life              | 5.88        | Avg. Out.  | $2.647            | 1,620             | 1,140 |
|                 | Account: Wood, William A.                                                                                             |       |           |                   |        | Avg. Exer. | $2.463            |              |   |
|                 | TOTALS                                                                                                                |       |           | Avg. Life              | 4.21        | Avg. Out.  | $6.891            | 666,454           | 574,279 |
|                 |                                                                                                                  |       |           |                   |        | Avg. Exer. | $6.195            |              |   |

----

| Agreement                                           | Parties (1)                                                                                                                                            |
|-----------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------|
| Master Agreement for Northern Nevada2003—2008 | Nevada Chapter, Associated General Contractors of America, Inc.Operating Engineers Local Union No. 3                                                   |
| Master AgreementJuly 1, 2003 through June 30, 2007  | Southern California Contractors Association, Inc.The International Union of Operating Engineers Local 12                                               |
| Master Agreement2004 — 2010                   | Nevada Chapter, Associated General Contractors of America, Inc.Laborers' International Union of North America – A.F.L. – C.I.O. Local #169 |

| (1) | These collective bargaining agreements relate to Road and Highway Builders, LLC.  No other Credit Party is a party to a collective bargaining agreement. |
|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | * * * * * |
|--------|-----------|

| Strikes, grievances etc.: | The Nevada Department of Transportation has withheld approximately $240,000 of amounts otherwise due RHB LLC claiming that RHB LLC underpaid certain union employees by paying them at a lower job classification rate than the employees were entitled to.  RHB LLC is challenging decision. |
|---------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | ____________________ |
|--------|----------------------|

----

|   | Existing debt |
|--------|---------------|

|   | None other than is listed in Schedules 1.4 and 1.5 |
|--------|----------------------------------------------------|

----

|   | Liberty Mutual Insurance Company bonds remaining outstanding post closing |
|--------|---------------------------------------------------------------------------|

| Owner                        | Job Number | Amount      | Percent Complete |
|------------------------------|------------|-------------|------------------|
| Nevada DOT                   | #3206      | $9,500,000  | 100%             |
| Nevada DOT                   | #3267      | $16,540,000 | 98%              |
| Nevada DOT                   | #3271      | $6,056,000  | 100%             |
| Elko Airport                 | N/A        | $6,062,000  | 100%             |
| Nevada DOT                   | #3296      | $7,925,000  | 98%              |
|  Nevada DOT             | #3303      | $6,472,000  | 100%             |
| Nevada DOT                   | #3312      | $23,500,000 | 98%              |
| Nevada DOT                   | #3323      | $31,500,000 | 60%              |
| Nevada State Licensing Board |  N/A  | $50,000     | N/A              |

----

|   | Existing liens |
|--------|----------------|

| 1. | Sterling Construction Company, Inc. |
|----|-------------------------------------|
| 2. | Oakhurst Management Corporation     |
| 3. | Road and Highway Builders           |
| 4. | Steel City Products                 |
| 5. | Sterling General, Inc.              |
| 6. | Sterling Houston Holdings, Inc.     |
| 7. | Texas Sterling Construction Co.     |
| 8. | Texas Sterling Construction, L.P.   |

| Secured Party                                                 | Filing Information                                                                                                                                    | Collateral                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
|---------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Comerica Bank-Texas        | Filed:  07/27/2001Number:  10737614                                                                                               | All of the debtor’s rights, titles, and interests in and to the equipment, inventory, accounts, general intangibles and any and all other personal property of any kind or character described in and covered by Security Agreement between the Debtor and Secured Party, a copy of which is attached hereto as Exhibit “A” and madea part hereof for all purposes , and the proceeds and products of such personal property.                                                                                                                                                                                                                                                                                                                                                      |
|                                                          | amendment filed 10/09/2001 to restate collateral;                                                                                                | Security Agreement attached as Exhibit “A” hereby replaces the Exhibit “A” attached to original Financing Statement filed under File Number 1073761 4 – 0000000.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
|                                                          | amendment filed 03/12/2002 to change debtor name from “Oakhurst Company, Inc.” to “Sterling Construction Company, Inc;”  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
|                                                          | amendment filed 09/24/2002 to add collateral;                                                                                               | All of debtor’s rights, titles, and interests in and to the capital stock of Sterling Construction Company, a Delaware corporation (now known as Sterling Houston Holdings, Inc., a Delaware corporation) as described in that certain Security Agreement (Third Party Pledge) attached hereto as Exhibit “A,” as supplemented by thatcertain Supplemental Security Agreement (Third Party Pledge) attached hereto as Exhibit “B” (the “Collateral”). Proceeds and products of Collateral are also covered.                                                                                                                                                                                                                                           |
|                                                          | amendment filed 10/30/2002 to add collateral;                                                                                               | All of debtor’s rights, titles, and interests in and to the capital stock of Sterling Houston Holdings, Inc., a Delaware corporation (formerly known as Sterling Construction Company, a Delaware corporation) as described in that certain Security Agreement (Third Party Pledge) attached hereto as Exhibit “A,” as supplementedby that certain Supplemental Security Agreement (Third Party Pledge) attached hereto as Exhibit “B” (the “Collateral”). Proceeds and products of Collateral are also covered.                                                                                                                                                                                                                                      |
|                                                          | amendment filed 02/22/2005 to add collateral;                                                                                               | All of debtor’s rights, titles, and interests in and to the capital stock of Sterling Construction Company, a Delaware corporation (now known as Sterling Houston Holdings, Inc., a Delaware corporation) as described in that certain Security Agreement (Third Party Pledge) dated as of July 18, 2001, attached hereto as Exhibit “A,”as supplemented by that certain Supplemental Security Agreement (Third Party Pledge), dated as of September 23, 2002, attached hereto as Exhibit “B,” and as further supplemented by that certain Supplemental Security Agreement (Third Party Pledge), dated as of December 23, 2004, attached hereto as Exhibit “C” (the “Collateral”). Proceeds and products of Collateral are also covered.  |
|                                                          | amendment filed 05/23/2006 to add collateral;                                                                                               | All of the Debtor’s right, title and interest in and to all equipment, fixtures, software, goods, instruments (including, without limitation, promissory notes), documents (including, without limitation, negotiable documents), policies and certificates of insurance, deposit accounts, money and investment property, motor vehicles, mobilegoods and rolling stock together with all of Debtor’s right, title and interest in and to the capital stock of (i) Sterling Houston Holdings, Inc., a Delaware corporation, and (ii) Sterling General, Inc., a Delaware corporation, and all proceeds, interest, profits and other payments or rights to payment related thereto and all proceeds and products of the foregoing.                                                   |
|                                                          | continuation filed 07/07/2006.                                                                                                                   |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |

----

| Debtor                               | Secured Party                                   | Filing Information                                                                                                                                                                                                                                | Collateral                                                                           |
|--------------------------------------|-------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------|
| Road and Highway Builders, LLC       | Volvo Commercial Finance LLC The Americas  | Filed:  01/03/2000Number:  0000157 continuation filed 12/06/2004; amendment filed 12/06/2004 to change debtor name from “Road & Highway Builders” to “Road and Highway Builders.”  | Specific equipment, as more particularly described in the financing statement.       |
| Road and Highway Builders LLC        | Caterpillar Financial Services Corporation      | Filed:  07/22/2002Number:  2002019248-1 Termination filed 07/31/2002.                                                                                                                                               | Specific equipment.Terminated.                                                       |
| Road and Highway Builders LLC        | Arnold Machinery Company                        | Filed:  08/07/2002Number:  2002021078-4 Termination filed 04/06/2004.                                                                                                                                               | Specific equipment.Terminated.                                                       |
| Road and Highway Builders, LLC       | Caterpillar Financial Services Corporation      | Filed:  09/12/2002Number:  2002024217-3 Termination filed 09/17/2002.                                                                                                                                               | Specific equipment.Terminated.                                                       |
| Road and Highway Builders, LLC       | Caterpillar Financial Services                  | Filed:  05/30/2003Number:  2003014768-0 Termination filed 06/22/2004.                                                                                                                                               | Specific equipment.Terminated.                                                       |
| Road and Highway Builders, LLC       | Caterpillar Financial Services Corporation      | Filed:  06/02/2003Number:  2003014961-0                                                                                                                                                                                       | Specific equipment, as more particularly described in the financing statement.       |
| Road and Highway Builders, LLC       | Caterpillar Financial Services                  | Filed:  03/25/2004Number:  2004009699-8 Termination filed 06/07/2006.                                                                                                                                               | Specific equipment.Terminated.                                                       |
| Road and Highway Builders, LLC  | Herc Exchange, LLC                              | Filed:  05/24/2004Number:  2004016336-9                                                                                                                                                                                       | Specific equipment, as more particularly described in the financing statement.  |
| Road and Highway Builders, LLC  | CitiCapital Commercial Corporation              | Filed:  06/17/2004Number:  2004019063-3                                                                                                                                                                                       | Specific equipment, as more particularly described in the financing statement.  |
| Road and Highway Builders, LLC  | Caterpillar Financial Services                  | Filed:  09/13/2004Number:  2004028029-2 Termination filed 08/31/2006.                                                                                                                                               | Specific equipment.Terminated.                                                       |
| Road and Highway Builders, LLC  | Herc Exchange, LLC                              | Filed:  11/16/2004Number:  2004035055-6                                                                                                                                                                                       | Specific equipment, as more particularly described in the financing statement.       |
| Road and Highway Builders Inc.  | Caterpillar Financial Services Corporation      | Filed:  12/10/2004Number:  2004037392-2 Termination filed 11/09/2006.                                                                                                                                               | Specific equipment.Terminated.                                                       |
| Road and Highway Builders, LLC  | Herc Exchange, LLC                              | Filed:  06/21/2005Number:  2005019052-2                                                                                                                                                                                       | Specific equipment, as more particularly described in the financing statement.       |
| Road and Highway Builders, LLC  | General Electric Capital Corporation            | Filed:  06/28/2005Number:  2005020003-2 amendment filed 01/26/2007 to restate collateral description; amendment filed 01/30/2007 to change debtor address.                                                     | Specific equipment, as more particularly described in the financing statement.       |
| Road and Highway Builders, LLC  | Caterpillar Financial Services Corporation      | Filed:  12/21/2005Number:  2005040137-9                                                                                                                                                                                       | Specific equipment, as more particularly described in the financing statement.       |
| Road and Highway Builders, LLC  | Herc Exchange, LLC                              | Filed:  03/06/2006Number:  2006007082-3                                                                                                                                                                                       | Specific equipment, as more particularly described in the financing statement.       |
| Road and Highway Builders, LLC  | The CIT Group / Equipment Financing, Inc.       | Filed:  12/29/2006Number:  2006042626-0                                                                                                                                                                                       | Specific equipment, as more particularly described in the financing statement.       |

----

| Debtor                   | Secured Party               | Filing Information                                             | Collateral                                                                     |
|--------------------------|-----------------------------|----------------------------------------------------------------|--------------------------------------------------------------------------------|
| Steel City Products Inc. | Marlin Leasing Corp.        | Filed:  01/06/2003Number:  3020467 0  | Specific equipment, as more particularly described in the financing statement. |
| Steel City Products, Inc | Raymond Leasing Corporation | Filed:  02/11/2005Number:  5047836 3  | Specific equipment, as more particularly described in the financing statement. |

----

| Secured Party | Filing Information                                             | Collateral                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
|---------------|----------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Comerica Bank | Filed:  06/01/2006Number:  6185554 3  |  All of the Debtor’s right, title and interest in and to all equipment, fixtures, software, goods, instruments (including, without limitation, promissory notes), documents (including, without limitation, negotiable documents), policies and certificates of insurance, deposit accounts, money and investment property, motor vehicles,mobile goods and rolling stock together with Debtor’s general partnership interest in Texas Sterling Construction, L.P., a Texas limited partnership, and all proceeds, interest, profits and other payments or rights to payment related thereto and all proceeds and products of the foregoing.  |

| Secured Party | Filing Information                                    | Collateral                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
|---------------|-------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Comerica Bank | Filed:  8/7/2003Number:  32052853 | All of debtor’s right, title and interest, whether now owned or hereafter acquired, in and to (i) that certain Promissory Note dated as of April 28, 2003, in the original principal amount of $3,200,000, executed by Sterling Construction Company, Inc., and payable to Debtor... All of Debtor’s right, title and interest in and to all equipment, fixtures, software, goods, instruments (including, without limitation, promissory notes), documents (including, without limitation, negotiable documents), policies and certificates of insurance, deposit accounts, money and investment property, motor vehicles, mobile goodsand rolling stock together with Debtor’s limited partnership interest in Texas Sterling Construction, L.P., a Texas limited liability partnership, and all proceeds, interest, profits and other payments or rights to payment related thereto and all proceeds and products of the foregoing. as further described in the UCC filings.  |

----

| Secured Party                                                 | Filing Information                                                                                                                                      | Collateral                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
|---------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Comerica Bank - Texas                                         | Filed:  11/04/1982Number:  82-00214385 Comments:                                                                          | All accounts, contract rights, chattel paper, instruments, general intangibles and rights to payment of every kind now or at any time hereafter arising out of the business of the debtor; all interest of the debtor in any goods and services, the sale of which shall have given or shall give rise to any of the foregoing.                                                                                                                                                                                                                                                                                                                                               |
| Comerica Bank - Texas                                         | Filed:  11/04/1982Number:  82-00214386 Comments:                                                                     | Equipment as per attached Exhibit “A” (exhibit A not provided with search results)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
| Comerica Bank - Texas                                         | Filed:  10/10/1985Number:  85-00261190 Comments:                                                                          | All business equipment, machinery and furnishings and all attachments and accessories thereto, now owned or hereafter acquired including but not limited to the attached Exhibit “III”                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| Comerica Bank - Texas                                         | Filed:  11/13/1985Number:  85-00297256 Comments:                                                                          | All business equipment, machinery and furnishings and all attachments and accessories thereto, now owned or hereafter acquired including but not limited to the attached Exhibit “III”                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| Comerica Bank – Texas                                   | Filed:  06/14/1989Number:  89-00135359 Comments:                                                                          | Any and all accounts, contract rights, chattel paper and general intangibles now existing or hereafter arising out of the business of the debtor, as well as any and all returned, reported and repossessed goods and the proceeds resulting therefrom.                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Comerica Bank – Texas                                   | Filed:  10/04/1989Number:  89-00224602 Comments:                                                                          | All business equipment and machinery and accessories thereto, now owned or hereafter acquired, including but not limited to the attached “Exhibit A”.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
| Comerica Bank - Texas                                         | Filed:  05/01/1992Number:  92-00086748 Comments:                                                                          | All accounts (as defined in the Texas Business and Commerce Code) and accounts receivable of debtor now existing or hereafter arising; the rights and interests of debtor in and to the goods, the sale and delivery of which gave rise to such accounts receivable, and the proceeds of such accounts and accounts receivable. All of debtor’s equipment, including, without limitation, all furniture, furnishings, fixtures, machinery, parts and tools, now owned or hereafter acquired by debtor, and all additions, accessions, substitutions, replacements, and attachments thereof or thereto.                                                             |
| Comerica Bank - Texas                                         | Filed:  12/05/1994Number:  94-00234327 Comments:                                                                          | All right, title, and interest of Debtor in and to a Hitachi EX 700 Hydraulic Excavator, and certain related equipment, as more particularly described in Exhibit “A” attached hereto. All substitutions and replacements for, accessions, attachments and other additions to, tools, parts and equipment used in connection with, and proceeds and products of, the above Collateral; all certificates of title, manufacturer’s statements of origin, other documents, accounts and chattel paper arising from or related to the aboveCollateral, any of which, if received by Debtor, upon request shall be delivered immediately to Secured Party.  |
| Comerica Bank – Texas                         | Filed:  03/15/1996Number:  96-00047946 Comments:  Sterling Construction Company also listed as Debtor.          | All of the equipment and fixtures of the Debtor (including, without limitation, all equipment, furniture and fixtures), both now owned and hereafter acquired, together with (i) all additions, parts, fittings, accessories, special tools, attachments, and accessions now and hereafter affixed thereto and/or used in connection therewith, (ii)all replacements thereof and substitutions therefor, and (iii) all cash and non-cash proceeds and products thereof. Proceeds and products of the collateral are also covered.                                                                                                                                        |
| Comerica Bank – Texas                         | Filed:  06/22/1998Number:  98-00125328 Comments:                                                                          | The items described in the Description of Collateral attached hereto as Exhibit “A” and incorporated herein by reference for all purposes, as the same relate to the land (“Real Property”) described in Exhibit “B” attached hereto and the improvements thereon or thereto (collectively, the “MortgagedProperty”). Proceeds of the above-described Collateral are also covered. Contract Rights, General Intangibles, Equipment, Fixtures. Real Estate described as property in Harris County, TX.                                                                                                          |
| Comerica Bank – Texas                         | Filed:  02/20/2002Number:  02-0019932086 Comments:                                                                        | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Comerica Bank – Texas                         | Filed:  09/23/2002Number:  03-0002265725 Comments:  this is an “in-lieu” filing of a Michigan UCC.  | Second Lien Deed of Trust, Security Agreement, Assignment of Rents and Financing Statement, dated June 18, 2001. as to Real Estate described as located in Harris Co., TX.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| Comerica Bank - Texas                                         | Filed:  9/23/2002Number:  03-0002265836 Comments:  this is an “in-lieu” filing of a Michigan UCC.   | Second Lien Deed of Trust, Security Agreement, Assignment of Rents and Financing Statement dated June 18, 2001                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Comerica Bank – Texas                         | Filed:  09/24/2002Number:  03-0002456666 Comments:  this is an “in-lieu” filing of a Michigan UCC.  | Third Lien Deed of Trust, Security Agreement, Assignment of Rents and Financing Statement, dated July 18, 2001. First Modification Agreement dated September 23, 2002. as to Real Estate described as located in Harris Co., TX.                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| Comerica Bank – Texas                         | Filed:  09/24/2002Number:  03-0002457798 Comments:  this is an “in-lieu” filing of a Michigan UCC.  | Security Agreement (all assets) dated July 18, 2001. Supplemental Security Agreement (all assets) dated September 23, 2002. Supplemental Security Agreement (all assets) dated December 23, 2004.                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
| Caterpillar Financial Services Corporation                    | Filed:  12/03/2002Number:  03-0009654077                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Caterpillar Financial Services Corporation                    | Filed:  12/03/2002Number:  03-0009654300                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Caterpillar Financial Services Corporation                    | Filed:  12/03/2002Number:  03-0009654411                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Caterpillar Financial Services Corporation                    | Filed:  12/03/2002Number:  03-0009654522                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Caterpillar Financial Services Corporation                    | Filed:  12/03/2002Number:  03-0009655109                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Caterpillar Financial Services Corporation                    | Filed:  12/03/2002Number:  03-0009655543                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Caterpillar Financial Services Corporation                    | Filed:  12/03/2002Number:  03-0009655654                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Caterpillar Financial Services Corporation                    | Filed:  12/03/2002Number:  03-0009655765                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Caterpillar Financial Services Corporation                    | Filed:  12/03/2002Number:  03-0009655876                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| CitiCapital Commercial Corporation                            | Filed:  05/02/2003Number:  03-0026341382                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Comerica Bank                                                 | Filed:  08/07/2003Number:  03-0037123514                                                                                       | All of Debtor’s right, title and interest, whether now owned or hereafter acquired, in and to (i) that certain Promissory Note dated as of April 28, 2003, in the original principal amount of $3,200,000, executed by Sterling Houston Holdings, Inc., and payable to Debtor. as further described in the UCC filing.                                                                                                                                                                                                                                                                                                                                             |
| CIT Financial USA, Inc.                                       | Filed:  11/22/2004Number:  04-0089199868                                                                                       | Specific computer equipment as to Loan Agreement dated November 12, 2004. as further described in the UCC filing.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
| CitiCapital Commercial Leasing Corporation               | Filed:  05/25/2005Number:  05-0016473824                                                                                            | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| CitiCapital Commercial Leasing Corporation               | Filed:  05/25/2005Number:  05-0016473935                                                                                            | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| ROMCO Equipment Co., L.P.                                     | Filed:  10/17/2005Number:  05-0032204056                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| HOLT CAT                                                      | Filed:  02/22/2006Number:  06-0005958881                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Comerica Bank, successor by merger with Comerica Bank - Texas | Filed:  04/21/2006Number:  06-0013702766 Comments:  this is an “in-lieu” of two MI UCC filings.     | Second Lien Deed of Trust, Security Agreement, Assignment of Rents and Financing Statement, dated June 18, 2001. as to Real Estate described as located in Harris Co., TX.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| Comerica Bank, successor by merger with Comerica Bank - Texas | Filed:  05/15/2006Number:  06-0016474301 Comments:  this is an “in-lieu” of two MI UCC filings.     | Third Lien Deed of Trust, Security Agreement, Assignment of Rents and Financing Statement, dated July 18, 2001. as to Real Estate described as located in Harris Co., TX.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
| Comerica Bank, successor by merger with Comerica Bank - Texas | Filed:  05/22/2006Number:  06-0017374068 Comments:  this is an “in-lieu” of one DE UCC filing.      | Security Agreement (Third Party Pledge) dated July 18, 2001.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Comerica Bank, successor by merger with Comerica Bank - Texas | Filed:  06/06/2006Number:  06-0019072863                                                                                            | All of Debtor’s equipment, now owned or hereafter acquired including but not limited to the Exhibits “A” and “B” attached hereto... as further described in the UCC filing. Exhibits A and B not provided with search results.                                                                                                                                                                                                                                                                                                                                                                                                    |
| ROMCO Equipment Co., L.P.                                     | Filed:  07/17/2006Number:  06-0024047790                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| ROMCO Equipment Co., L.P.                                     | Filed:  07/21/2006Number:  06-0024684686                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Union Bank and Trust Company                                  | Filed:  09/15/2006Number:  06-0030878789                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Union Bank and Trust Company                                  | Filed:  09/15/2006Number:  06-0030879033                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Comerica Leasing Corporation                                  | Filed:  09/22/2006Number:  06-0031671600                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Protection Services Inc.                                      | Filed:  01/30/2007Number:  07-0003459452                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Comerica Leasing Corporation                                  | Filed:  03/22/2007Number:  07-0009612691                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| ROMCO Equipment Co., L.P.                                     | Filed:  04/10/2007Number:  07-0011834296                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Herc Exchange, LLC                                            | Filed:  05/01/2007Number:  07-0014662056                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| ROMCO Equipment Co., L.P.                                     | Filed:  05/24/2007Number:  07-0017670381                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| JP Morgan Chase Bank                                          | Filed:  05/25/2007Number:  07-0017684821                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Comerica Leasing Corporation                                  | Filed:  08/23/2007Number:  07-0028864106                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| ROMCO Equipment Co., L.P.                                     | Filed:  09/21/2007Number:  07-0032422212                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| ROMCO Equipment Co., L.P.                                     | Filed:  09/21/2007Number:  07-0032422323                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| ROMCO Equipment Co., L.P.                                     | Filed:  10/05/2007Number:  07-0034208307                                                                                       | Specific equipment, as more particularly described in the financing statement.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |

----

| Secured Party               | Filing Information                                                 | Collateral                     |
|-----------------------------|--------------------------------------------------------------------|--------------------------------|
| NationsRent, Inc.           | Filed:  12/08/2004Number:  04-0090663735  | Specific equipment.Terminated. |
| National Trench Safety, LLC | Filed:  3/10/2006Number:  06-0007900901   | Terminated                     |
| National Trench Safety, LLC | Filed:  5/25/2006Number:  06-0017898069   | Terminated                     |
| National Trench Safety, LLC | Filed:  5/8/2007Number:  07-0015628261    | Terminated                     |
| National Trench Safety, LLC | Filed:  5/8/2007Number:  07-00156228372   | Terminated                     |
| National Trench Safety, LLC | Filed:  5/23/2007Number:  07-0017438929   | Terminated                     |
| National Trench Safety, LLC | Filed:  8/17/2007Number:  07-0028106589   | Terminated                     |
| NTS Mikedon, LLC            | Filed:  9/12/07Number:  07-0031174124     | Terminated                     |

----

----

----

| Notice to Borrowers: Sterling Construction Company, Inc.Texas Sterling Construction Co.Oakhurst Management CorporationRoad and Highway Builders, LLCRoad and Highway Builders Inc.Mail:20810 Fernbush LaneHouston, Texas 77073Attention:                  Joseph P. Harper, Sr.,PresidentTelephone:                   (281) 821-9091Facsimile:                   (281) 821-2995E-mail:                   JoeH@texas-sterling.com  | With a copy, not, however, constituting notice to:Mail:Roger M. Barzun, Esq.60 Hubbard StreetConcord, Massachusetts 01742Telephone: (978) 287-4275Facsimile: (978) 405-5024E-mail: Rbarzun@Verizon.net  |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Notice to Agent: Comerica BankCorporate Finance500 Woodward Ave.Detroit, Michigan 48226Fax: 313-222-5272 Email for reporting requirements: corporatefinance@comerica.com Email for Requests for Advance and Payments: corpfinadmin@comerica.com                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                                                                                                                                                                                         |

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