|   | BORROWER: |
|--------|-----------|

|   | DYNAMICS RESEARCH CORPORATION, |
|--------|--------------------------------|

|   | as Borrower |
|--------|-------------|

|   | By:          | /s/ David Keleher                   |   |
|--------|--------------|------------------------------------------|--------|
|   | Name:   | David Keleher                            |   |
|   | Title:  | Senior Vice President, CFO and Treasurer |   |

|   | DRC INTERNATIONAL CORPORATION |
|--------|-------------------------------|

|   | By:          | /s/ David Keleher      |   |
|--------|--------------|-----------------------------|--------|
|   | Name:   | David Keleher               |   |
|   | Title:  | Vice President and CFO |   |

|   | H.J. FORD ASSOCIATES, INC. |
|--------|----------------------------|

|   | By:          | /s/ David Keleher             |   |
|--------|--------------|------------------------------------|--------|
|   | Name:   | David Keleher                      |   |
|   | Title:  | Treasurer, CFO and Asst. Treasurer |   |

|   | KADIX SYSTEMS, LLC |
|--------|--------------------|

|   | By:          | /s/ David Keleher |   |
|--------|--------------|------------------------|--------|
|   | Name:   | David Keleher          |   |
|   | Title:  | Treasurer and CFO      |   |

|   | HIGH PERFORMANCE TECHNOLOGIES, INC. |
|--------|-------------------------------------|

|   | By:          | /s/ David Keleher |   |
|--------|--------------|------------------------|--------|
|   | Name:   | David Keleher          |   |
|   | Title:  | Treasurer and CFO      |   |

|   | ARES MEZZANINE PARTNERS, L.P. |
|--------|-------------------------------|

|   | By: ARES MEZZANINE PARTNERS GP, L.P., |
|--------|---------------------------------------|

|   | its general partner |
|--------|---------------------|

|   | By: ARES MEZZANINE MANAGEMENT LLC, |
|--------|------------------------------------|

|   | its general partner |
|--------|---------------------|

|   | By:          | /s/ Mitchell Golstein |   |
|--------|--------------|----------------------------|--------|
|   | Name:   | Mitchell Goldstein         |   |
|   | Title:  | Authorized Signatory       |   |

|   | PARTNERS GROUP PRIVATE EQUITY (MASTER FUND), LLC |
|--------|--------------------------------------------------|

|   | By: Partners Group (USA) Inc., as investment manager |
|--------|------------------------------------------------------|

|   | By: Partners Group (Guernsey) Limited under power of attorney |
|--------|---------------------------------------------------------------|

|   | By:          | /s/ Neil Hartley |   |
|--------|--------------|-----------------------|--------|
|   | Name:   | Neil Hartley          |   |
|   | Title:  | Authorised Signatory  |   |

|   | By:          | /s/ Daniel Stopher |   |
|--------|--------------|-------------------------|--------|
|   | Name:   | Daniel Stopher          |   |
|   | Title:  | Director                |   |

| Re: | Senior Subordinated Loan Agreement, dated as of June 30, 2011 (as amended, restated, extended, supplemented or otherwise modified in writing from time to time, the “Loan Agreement;” the terms defined therein being used herein as therein defined), among Dynamics Research Corporation, a Massachusetts corporation (the “Borrower”) and the Lenders from time to time party thereto (collectively, the “Lenders” and, individually, a “Lender”). |
|-----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | The Borrower has delivered the year-end audited financial statements required by Section 6.01(a) of the Loan Agreement for the fiscal year of the Borrower ended as of the above date and a comparison against the figures for the previous fiscal year and against the most recent annual forecasts delivered pursuant to Section 6.01(d) of the Loan Agreement, together with (i) the report and opinion of an independent certified public accountant required by such section and (ii) a management discussion and analysis submitted by the Borrower to the SEC with respect to such period. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | The Borrower has delivered the unaudited financial statements required by Section 6.01(b) of the Loan Agreement for the fiscal quarter of the Borrower ended as of the above date.  Such financial statements fairly present the financial condition, results of operations and cash flows of the Borrower and its Subsidiaries in accordance with GAAP as at such date and for such period, subject only to normal year-end audit adjustments and the absence of footnotes and a comparison (both in Dollar and percentage terms) to projections for such fiscal quarter, and period commencing at the end of the previous fiscal year of Borrower and ending with the end of such |
|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | fiscal quarter, in each case as set forth in the most recent forecasts delivered pursuant to Section 6.01(d) of the Loan Agreement. |
|--------|-------------------------------------------------------------------------------------------------------------------------------------|

| 2. | The undersigned has reviewed and is familiar with the terms of the Loan Agreement and has made, or has caused to be made under his/her supervision, a detailed review of the transactions and condition (financial or otherwise) of the Borrower during the accounting period covered by such financial statements. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 3. | A review of the activities of the Borrower during such fiscal period has been made under the supervision of the undersigned with a view to determining whether during such fiscal period the Borrower performed and observed all its Obligations under the Loan Documents, and |
|----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | [select one:] |
|--------|---------------|

|   | [or:] |
|--------|-------|

|   | 4. | The representations and warranties of (a) the Borrower contained in Article V of the Loan Agreement and (b) each Loan Party contained in each other Loan Document or in any document furnished at any time under or in connection with the Loan Documents, are true and correct in all material respects (except if qualified by materiality or reference to Material Adverse Effect, such representation and warranty shall be true and correct in all respects) on and as of the date hereof with the same effect as if made on and as of such date (except (i) to the extent that such representations and warranties specifically refer to an earlier date, in which case they shall be true and correct as of such earlier date, and (ii) that for purposes of this Compliance Certificate, the representations and warranties contained in subsections (a) and (b) of Section 5.05 shall be deemed to refer to the most recent statements furnished pursuant to clauses (a) and (b), respectively, of Section 6.01 of the Loan Agreement, including the statements in connection with which this Compliance Certificate is delivered. |
|--------|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 5. | Set forth on Schedule 1 attached hereto are true and accurate calculations demonstrating compliance with Section 7.11 of the Loan Agreement on and as of the date of this Compliance Certificate. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 6. | Set forth on Schedule 2 attached hereto is a true and accurate summary of the Borrower’s and each Subsidiary’s backlog of revenue-generating Government Contracts on and as of the date of this Compliance Certificate. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

1

| I.  Consolidated EBITDA (for the period of the four (4) consecutive fiscal quarters most recently ended on or immediately prior to the Statement Date): |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|                                                                                                                                                              | A. | Consolidated Net Income | $____________ |
|                                                                                                                                                              | B. | Consolidated Interest Expense | $____________ |
|                                                                                                                                                              | C. | the provision for Federal, state, local and foreign income taxes payable by the Borrower and its Subsidiaries | $____________ |
|                                                                                                                                                              | D. | depreciation and amortization expense | $____________ |
|                                                                                                                                                              | E. | non-cash expenses incurred pursuant to equity compensation plans approved by the Borrower’s board of directors | $____________ |
|                                                                                                                                                              | F. | other non-recurring expenses of the Borrower and its Subsidiaries reducing such Consolidated Net Income which do not represent a cash item in such period or any future period | $____________ |
|                                                                                                                                                              | G. | Non-cash expenses of the Borrower and its Subsidiaries reducing such Consolidated Net Income resulting from any impairmnet or write off of good will during fiscal year 2012 which does not respresent a cash item in such period or any future period |   |
|                                                                                                                                                              | H. | Transaction Costs incurred by the Borrower and its Subsidiaries | $____________ |
|                                                                                                                                                              | I. | Federal, state, local and foreign income tax credits of the Borrower and its Subsidiaries | $____________ |
|                                                                                                                                                              | J. | all non-cash items increasing Consolidated Net Income | $____________ |
|                                                                                                                                                              | K. | all interest income | $____________ |
|                                                                                                                                                              | L. | Consolidated EBITDA = Lines A + B + C + D + E + F + G + H – I – J– K | $____________ |

| II.  Consolidated Total Leverage Ratio [Section 7.11(a) of the Loan Agreement] |
|-----------------------------------------------------------------------------------------------|
| A.                                                                                            | Consolidated Funded Indebtedness as of the Statement Date: |   |
|                                                                                          | 1. | the outstanding principal amount of all obligations, whether current or long-term, for borrowed money (including Obligations hereunder) and all obligations evidenced by bonds, debentures, notes, loan agreements or other similar instruments | $____________ |
|                                                                                          | 2. | all purchase money Indebtedness | $____________ |
|                                                                                          | 3. | all direct obligations arising under letters of credit (including standby and commercial), bankers’ acceptances, bank guaranties, surety bonds and similar instruments | $____________ |
|                                                                                          | 4. | all obligations in respect of the deferred purchase price of property or services (other than trade accounts payable in the ordinary course of business) | $____________ |
|                                                                                          | 5. | all Attributable Indebtedness | $____________ |
|                                                                                          | 6. | without duplication, all Guarantees with respect to outstanding Indebtedness of the types specified in Lines II.A.1 through 5 above of Persons other than the Borrower or any Subsidiary | $____________ |
|                                                                                          | 7. | all Indebtedness of the types referred to in Lines II.A.1 through 6 above of any partnership or joint venture (other than a joint venture that is itself a corporation or limited liability company) in which the Borrower or a Subsidiary is a general partner or joint venturer, unless such Indebtedness is expressly made non-recourse to the Borrower or such Subsidiary | $____________ |
|                                                                                          | 8. | Consolidated Funded Indebtedness = Lines II.A.1 + 2 + 3 + 4 + 5 + 6 + 7 | $____________ |
| B.                                                                                            | Consolidated EBITDA for the period of the four (4) consecutive fiscal quarters most recently ended on or immediately prior to the Statement Date[Line I.L above] | $____________ |
| C.                                                                                            | Consolidated Total Leverage Ratio = Line II.A.8 / Line II.B | _____ to 1.00 |
|                                                                                          | Maximum Consolidated Total Leverage Ratio permitted pursuant to Section 7.11(a) of the Loan Agreement as of the Statement Date: | _____ to 1.00 |

| III.  Consolidated Senior Leverage Ratio [Section 7.11(b) of the Loan Agreement] |
|-------------------------------------------------------------------------------------------------|
| A.                                                                                              | Consolidated Funded Indebtedness as of the Statement Date[Line II.A.8 above] | $____________ |
| B.                                                                                              | All Obligations under the Loan Agreement | $____________ |
| C.                                                                                              | All Subordinated Indebtedness of the Borrower and its Subsidiaries as of the Statement Date | $____________ |
| D.                                                                                              | Consolidated EBITDA for the period of the four (4) consecutive fiscal quarters most recently ended on or immediately prior to the Statement Date[Line I.L above] | $____________ |
| E.                                                                                              | Consolidated Senior Leverage Ratio = [Line III.A – Line III.B – Line III.C] / Line III.D | _____ to 1.00 |
|                                                                                            | Maximum Consolidated Senior Leverage Ratio permitted pursuant to Section 7.11(b) of the Loan Agreement as of the Statement Date: | _____ to 1.00 |

| IV.  Consolidated Fixed Charge Coverage Ratio [Section 7.11(c) of the Loan Agreement] |
|------------------------------------------------------------------------------------------------------|
| A.                                                                                                   | Consolidated EBITDA for the period of the four (4) consecutive fiscal quarters most recently ended on or immediately prior to the Statement Date[Line I.L. above]: | $____________ |
| B.                                                                                                   | Capital Expenditures for such period | $____________ |
| C.                                                                                                   | federal, state, local and foreign taxes paid or payable in cash | $____________ |
| D.                                                                                                   | Consolidated Fixed Charges for such period: |   |
|                                                                                                 | 1. | Consolidated Interest Expense paid or payable in cash | $____________ |
|                                                                                                 | 2. | scheduled principal payments with respect to Indebtedness, regardless of whether or not such Scheduled Principal Payments are actually made by the Borrower or any Subsidiary during such period | $____________ |
|                                                                                                 | 3. | Restricted Payments |   |
|                                                                                                 | 4. | Consolidated Fixed Charges = Lines IV.D.1 + 2 + 3 | $____________ |
| E.                                                                                                   | Consolidated Fixed Charge Coverage Ratio =[Lines IV.A. – B – C] / Line IV.D.4 | _____ to 1.00 |
|                                                                                                 | Minimum Consolidated Fixed Charge Coverage Ratio required pursuant to Section 7.11(c) of the Loan Agreement as of the Statement Date: | [___] to 1.00 |

| V.  CAPITAL EXPENDITURES [Section 7.11(d) of the Loan Agreement] |
|---------------------------------------------------------------------------------|
| A.                                                                              | Aggregate amount of all Capital Expenditures (other than leasehold improvement expenditures not made in cash) made by the Borrower and its Subsidiaries for the portion of the current fiscal year ended on the Statement Date: | $____________ |
|                                                                            | Maximum amount of all Capital Expenditures (other than leasehold improvement expenditures not made in cash) allowed to be made by the Borrower and its Subsidiaries in any fiscal year pursuant to Section 7.11(d) of the Loan Agreement as of the Statement Date (including amounts permitted to be carried over from the previous year in accordance with such Section): | $[____________] |

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