Exhibit 10.8
 
 ASSET PURCHASE AGREEMENT
 BY AND AMONG
 REG NEWCO, INC.,
 REG NEWTON, LLC,
 CENTRAL IOWA ENERGY, LLC
 AND
 RENEWABLE ENERGY GROUP, INC.
 DATED AS OF May 8, 2009




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TABLE OF CONTENTS
 ARTICLE I DEFINITIONS AND TERMS
    
    
    2Section 1.1 Certain Definitions
    
    
    2Section 1.2 Other Terms
    
    
    13Section 1.3 Other Definitional Provisions
    
    
    13Section 1.4 Interpretation
    
    
    14ARTICLE II PURCHASE AND SALE OF ASSETS; ASSUMPTION OF LIABILITIES
    
    
    14Section 2.1 Purchase and Sale of Assets
    
    
    14Section 2.2 Excluded Assets
    
    
    16Section 2.3 Assumption of Liabilities
    
    
    16Section 2.4 Excluded Liabilities
    
    
    17Section 2.5 Further Conveyances and Assumptions; Consent of Third Parties
    
    
    18Section 2.6 Bulk-Sales Laws
    
    
    18Section 2.7 Right to Control Payment
    
    
    19Section 2.8 Proration of Certain Expenses
    
    
    19Section 2.9 Accounts Receivable
    
    
    19ARTICLE III CLOSING; CONSIDERATION
    
    
    19Section 3.1 Closing
    
    
    19Section 3.2 Procedure at Closing
    
    
    20Section 3.3 Consideration
    
    
    20ARTICLE IV REPRESENTATIONS AND WARRANTIES OF THE COMPANY
    
    
    21Section 4.1 Organization and Existence; No Subsidiaries
    
    
    21Section 4.2 Authorization of Agreement
    
    
    22Section 4.3 Conflicts; Consents of Third Parties
    
    
    23Section 4.4 Financial Statements
    
    
    23Section 4.5 No Undisclosed Liabilities
    
    
    24Section 4.6 SEC Documents; Regulatory Reports; Sarbanes Oxley Act
    
    
    25Section 4.7 Title to Purchased Assets; Sufficiency
    
    
    27Section 4.8 Absence of Certain Developments
    
    
    27Section 4.9 Taxes
    
    
    29Section 4.10 Real Property
    
    
    31Section 4.11 Tangible Personal Property
    
    
    34Section 4.12 Intellectual Property
    
    
    34Section 4.13 Material Contracts
    
    
    36Section 4.14 Employee Benefits
    
    
    38Section 4.15 Labor
    
    
    41Section 4.16 Litigation
    
    
    42Section 4.17 Compliance with Laws; Permits
    
    
    42Section 4.18 Environmental Matters
    
    
    43Section 4.19 Insurance
    
    
    44Section 4.20 Inventories
    
    
    45Section 4.21 Accounts and Notes Receivable and Payable
    
    
    45Section 4.22 Related Party Transactions
    
    
    45
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Section 4.23 Product Warranty; Product Liability
    
    
    46Section 4.24 Banks
    
    
    46Section 4.25 Full Disclosure
    
    
    46Section 4.26 Financial Advisors
    
    
    46Section 4.27 Certain Payments
    
    
    47Section 4.28 Information Supplied
    
    
    47Section 4.29 The Companys Financial Condition
    
    
    47ARTICLE V REPRESENTATIONS AND WARRANTIES OF NEWCO AND PURCHASER
    
    
    48Section 5.1 Organization and Good Standing
    
    
    48Section 5.2 Capital Structure
    
    
    49Section 5.3 Authorization of Agreement
    
    
    49Section 5.4 Conflicts; Consents of Third Parties
    
    
    50Section 5.5 Litigation
    
    
    51Section 5.6 Financial Advisors
    
    
    51Section 5.7 Voting Requirements
    
    
    51Section 5.8 Information Supplied
    
    
    51Section 5.9 Full Disclosure
    
    
    52Section 5.10 Beneficiary of REG Representations
    
    
    52ARTICLE VI COVENANTS
    
    
    52Section 6.1 Access to Information
    
    
    52Section 6.2 Conduct of the Business Pending the Closing
    
    
    53Section 6.3 Consents
    
    
    56Section 6.4 Regulatory Approvals
    
    
    56Section 6.5 Further Assurances
    
    
    57Section 6.6 No Solicitation by the Company, Etc.
    
    
    58Section 6.7 Non-Competition; Non-Solicitation; Confidentiality
    
    
    60Section 6.8 Preservation of Records
    
    
    61Section 6.9 Publicity
    
    
    62Section 6.10 Environmental Matters
    
    
    62Section 6.11 Cooperation with Indebtedness Renegotiation
    
    
    62Section 6.12 Monthly Financial Statements
    
    
    63Section 6.13 Notification of Certain Matters
    
    
    63Section 6.14 Newco Board of Directors
    
    
    63Section 6.15 Preparation of Form S-4 and the Joint Proxy Statement; Unitholder and Stockholder Meetings
    
    
    64Section 6.16 Transfer of Certificates of Title
    
    
    65Section 6.17 Agreements of Rule 145 Affiliates
    
    
    65Section 6.18 Legend
    
    
    65Section 6.19 Release under MOSA
    
    
    66Section 6.20 Updating of Schedules
    
    
    66Section 6.21 REG Covenants
    
    
    66Section 6.22 Payment of Ongoing Costs
    
    
    67Section 6.23 Payment of Professional Service Providers and other Costs
    
    
    67Section 6.24 Protective Tax Election
    
    
    67
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ARTICLE VII EMPLOYEES AND EMPLOYEE BENEFITS
    
    
    68Section 7.1 Employment
    
    
    68Section 7.2 Standard Procedure
    
    
    68Section 7.3 Employee Benefits
    
    
    68ARTICLE VIII CONDITIONS TO CLOSING
    
    
    69Section 8.1 Conditions Precedent to Obligations of Newco and Purchaser
    
    
    69Section 8.2 Conditions Precedent to Obligations of the Company
    
    
    73ARTICLE IX TERMINATION
    
    
    76Section 9.1 Termination of Agreement
    
    
    76Section 9.2 Procedure upon Termination
    
    
    79Section 9.3 Effect of Termination
    
    
    79Section 9.4 Termination Fee
    
    
    79ARTICLE X TAXES
    
    
    80Section 10.1 Transfer Taxes
    
    
    80Section 10.2 Prorations
    
    
    80Section 10.3 Cooperation on Tax Matters
    
    
    81ARTICLE XI RISK OF LOSS
    
    
    81ARTICLE XII MISCELLANEOUS
    
    
    81Section 12.1 No Survival of Representations and Warranties
    
    
    81Section 12.2 Notices
    
    
    82Section 12.3 Specific Performance
    
    
    83Section 12.4 Amendments; Waiver
    
    
    83Section 12.5 No Third Party Beneficiaries
    
    
    84Section 12.6 Successors and Assigns
    
    
    84Section 12.7 Entire Agreement
    
    
    84Section 12.8 Public Disclosure
    
    
    84Section 12.9 Expenses
    
    
    84Section 12.10 Governing Law; Submission to Jurisdiction; Selection of Forum; Waiver of Trial by Jury
    
    
    84Section 12.11 Counterparts
    
    
    85Section 12.12 Headings
    
    
    85Section 12.13 Severability
    
    
    85Section 12.14 Joint Authorship
    
    
    85
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EXHIBITS AND SCHEDULES
  Exhibit A
    
    Preferred Stock Certificate of DesignationExhibit B
    
    Certificate of Incorporation of NewcoExhibit C
    
    Bylaws of NewcoExhibit D
    
    Rule 145 Affiliate AgreementExhibit E
    
    Registration Rights AgreementExhibit F
    
    Bill of SaleExhibit G
    
    Assignment and Assumption AgreementExhibit H
    
    Form of Power of Attorney
  Company Disclosure Schedule:Schedule 1.1
    
    AssetsSchedule 1.1
    
    Permitted ExceptionsSchedule 1.1
    
    Purchased ContractsSchedule 3.3(b)
    
    Company UnitholdersSchedule 4.1(b)
    
    SubsidiariesSchedule 4.3(a)
    
    ConflictsSchedule 4.3(b)
    
    Consents of Third PartiesSchedule 4.5
    
    Undisclosed LiabilitiesSchedule 4.6
    
    SEC DocumentsSchedule 4.8
    
    Company DevelopmentsSchedule 4.10(a)(i)(A)
    
    Company Real PropertySchedule 4.10(a)(i)(B)
    
    Excluded PropertiesSchedule 4.10(a)(ii)
    
    Owned Property ExceptionsSchedule 4.10(a)(iii)
    
    Leased Property ExceptionsSchedule 4.10(b)
    
    Real Property LeasesSchedule 4.10(f)
    
    Rights of First RefusalSchedule 4.11
    
    Personal Property LeasesSchedule 4.12(a)
    
    Intellectual PropertySchedule 4.12(b)
    
    Intellectual Property ExceptionsSchedule 4.12(i)
    
    SoftwareSchedule 4.13(a)
    
    Material ContractsSchedule 4.13(a)(xix)
    
    Amounts Owed Professional Service ProvidersSchedule 4.13(b)
    
    Material Contracts ExceptionsSchedule 4.13(c)
    
    Material Contract Consents
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Schedule 4.14(a)
    
    Employee Benefit PlansSchedule 4.14(c)
    
    Qualified Plan ExceptionsSchedule 4.14(k)
    
    Amendments to Employee Benefit PlansSchedule 4.14(p)
    
    Employee BenefitsSchedule 4.15(a)
    
    Labor ContractsSchedule 4.15(b)
    
    Labor RelationsSchedule 4.16
    
    LitigationSchedule 4.17(a)
    
    Compliance with LawsSchedule 4.17(b)
    
    PermitsSchedule 4.18
    
    Environmental MattersSchedule 4.19
    
    InsuranceSchedule 4.22
    
    Related Party TransactionsSchedule 4.23
    
    Product Warranty; Product LiabilitySchedule 4.24
    
    BanksSchedule 4.26
    
    Company Financial AdvisorsSchedule 4.29
    
    Company Financial ConditionSchedule 6.2.(a)(v)
    
    Capital Expenditure PlanSchedule 6.3
    
    ConsentsSchedule 6.11
    
    IndebtednessSchedule 6.16
    
    Assets Requiring Certificates of TitleSchedule 8.1(r)
    
    Incentives ConsentsNewco Disclosure Schedule:Schedule 5.1(b)
    
    SubsidiariesSchedule 5.2(i)
    
    Newco ShareholdersSchedule 5.2(ii)
    
    Newco Outstanding SharesSchedule 5.2(iii)
    
    Newco Pre-emptive RightsSchedule 5.4
    
    ConflictsSchedule 5.6
    
    Newco Financial Advisors
  -v-




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ASSET PURCHASE AGREEMENT
 REG Newco, Inc. Newco REG Newton, LLC Purchaser Central Iowa Energy, LLC Company Renewable Energy Group, Inc. REG
  Facility
 Transaction




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ARTICLE I  DEFINITIONS AND TERMS
 Certain Definitions
 Affiliate
 Agreement
 Ancillary Agreements
 Antitrust Division
 Antitrust Laws
 Assumed Liabilities
 Balance Sheet
 Balance Sheet Date
 Books and Records
 Business
  -2-




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Business Day
 Chosen Courts
 Closing
 Closing Date
 COBRA
 Code
 Commercially Reasonable Efforts
 Common Plan Agreements
 Company
 Company Adverse Recommendation Change
 Company Adverse Recommendation Notice
 Company Board Recommendation
 Company Disclosure Schedule
 Company Documents
 Company Monthly Financial Statements
 Company Permits
  -3-




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Company Property
 Company SEC Documents
 Company Unitholder Approval
 Company Unitholders
 Company Unitholders Meeting
 Confidentiality Agreement
 Contract
 Copyrights
 Documents
 Effective Date
 Employee
 Employee Benefit Plans
 Environmental Costs and Liabilities
  -4-




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Environmental Law et seq. et seq. et seq. et seq. et seq. et seq. et seq. et seq.
 Environmental Permit
 ERISA
 ERISA Affiliate
 ERISA Affiliate Plans
 Exchange Act
 Excluded Assets
 Excluded Contracts
 Excluded Liabilities
 Excluded Properties
 Facility
 Final Closing Balance Sheet
 Financial Statements
 Financing
 FIRPTA Affidavit
 Form S-4
  -5-




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Former Employee
 FTC
 Furniture and Equipment Company
Disclosure Schedule 1.1
 GAAP
 Governmental Authority
 Hardware
 Hazardous Material
 HSR Act
 Indebtedness
  -6-




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Intellectual Property Patents Marks Copyrights Trade Secrets
 Intellectual Property Licenses
 IRS
 Joint Proxy Statement
 Knowledge
 Labor Contracts
 Law
  -7-




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Legal Proceeding
 Liability
 Lien
 Loss Losses
 Marks
 Material Adverse Effect
    Material Contracts
 MOSA
 Network Plants
 Newco
  -8-




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Newco BCA Registration Rights Agreement
 Newco Common Stock
 Newco Disclosure Schedule
 Newcos Environmental Assessment
 Newco Monthly Financial Statements
 Newco Preferred Stock
 Newco Registration Rights Agreement Exhibit E
 Newco Stockholder Agreement
 Nonassignable Assets
 Ongoing Costs
 Order
 Ordinary Course Ordinary Course of Business
 Organizational Documents
 Owned Property
 Patents
 PBGC
  -9-




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Permits
 Permitted Exceptions Company Disclosure
Schedule 1.1 Company Disclosure Schedule 1.1
 Person
 Professional Service Providers
 Purchase Price
 Purchased Assets
 Purchased Contracts Company Disclosure Schedule 1.1
 Purchaser
 Purchaser Documents
 Purchaser Plans
 Qualified Plans
 Real Property Leases
 REG Merger Agreement
  -10-




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REG Stockholders
 REG Stockholders Meeting
 Related Persons
 Related Transactions
 Release
 Remedial Action
 Representatives
 Restricted Business
 Rule 145 Affiliates
 Rule 145 Affiliate Agreements Exhibit D
 Sarbanes Oxley Act
 SEC
 Securities Act
 Senior Lender
 Software
  -11-




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Subsidiary
 Superior Proposal
 Takeover Proposal
 Tax Taxes
 Taxing Authority
 Tax Return
 Technology
  -12-




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Termination Date
 Termination Fee
 Trade Secrets
 Transaction
 Transfer Taxes
 Transferred Employees
 WARN
 Other Terms
 Other Definitional Provisions
         -13-




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Interpretation
 ARTICLE II  PURCHASE AND SALE OF ASSETS; ASSUMPTION OF LIABILITIES
 Purchase and Sale of Assets Purchased Assets
      -14-




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-15-




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Excluded Assets Excluded Assets
    Assumption of Liabilities Assumed Liabilities
       -16-




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Excluded Liabilities Excluded Liabilities
 Article VII
  Section 10.2
      -17-




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Further Conveyances and Assumptions; Consent of Third Parties
  Nonassignable Assets
 Bulk-Sales Laws Article X
  -18-




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Right to Control Payment
 Proration of Certain Expenses
 Accounts Receivable
 ARTICLE III  CLOSING; CONSIDERATION
 Closing Closing Closing Date Article VIII
  -19-




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Procedure at Closing
      Consideration
 Consideration Purchase
Price
    -20-




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Fractional Shares
 Company Disclosure Schedule 3.3(b) Company
Unitholders
 ARTICLE IV  REPRESENTATIONS AND WARRANTIES OF THE COMPANY
 Company Disclosure
Schedule
 Organization and Existence; No Subsidiaries
   -21-




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Company Disclosure Schedule 4.1(b)
 Authorization of Agreement
 Company Documents
   -22-




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Conflicts; Consents of Third Parties
 Company Disclosure Schedule 4.3(a)
 Company
Disclosure Schedule 4.3(b)
 Financial Statements
 Financial Statements Balance Sheet Balance Sheet Date
  -23-




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No Undisclosed Liabilities Company Disclosure
Schedule 4.5
  -24-




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SEC Documents; Regulatory Reports; Sarbanes Oxley Act
 SEC Documents Company SEC Documents Company Disclosure
Schedule 4.6
 Regulatory Reports
  -25-




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Sarbanes Oxley Act
    -26-




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Title to Purchased Assets; Sufficiency
 Absence of Certain Developments Company Disclosure Schedule 4.8 Company Disclosure
Schedule 4.8
    -27-




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-28-




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Taxes
       -29-




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-30-




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Real Property
 Company Disclosure Schedule 4.10(a)(i)(A) Owned Property Owned
Properties Real Property Lease Real Property Leases Company Property Company Properties Company Disclosure Schedule 4.10(a)(i)(B) Excluded Properties Company Disclosure Schedule 4.10(a)(i)(A) Company Disclosure Schedule 4.10(a)(ii) Company Disclosure Schedule 4.10(a)(iii)
  -31-




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Company Disclosure Schedule 4.10(b)
    Company Disclosure Schedule
4.10(f)
  -32-




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-33-




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Tangible Personal Property
  Company Disclosure Schedule 4.11 Personal Property Leases
  Intellectual Property
 Company Disclosure Schedule 4.12(a) Company
Disclosure Schedule 4.12(a)
  -34-




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Company Disclosure Schedule 4.12(b) Company Disclosure
Schedule 4.12(a) Company Disclosure Schedule 4.11(a) and except for Permitted
Exceptions
        -35-




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Company Disclosure Schedule 4.12(i)
  Material Contracts
 Company Disclosure Schedule 4.13(a) Material
Contracts
       -36-




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-37-




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Company Disclosure Schedule 4.13(b) Company Disclosure Schedule 4.14(a)(xix)
 Company Disclosure Schedule 4.13(c)
 Employee Benefits
 Company Disclosure Schedule 4.14(a) Employee Benefit
Plans ERISA Affiliate ERISA Affiliate Plans
  -38-




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Qualified Plans Company Disclosure Schedule 4.14(c)
  PBGC
   -39-




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Company Disclosure Schedule 4.14(k)
     -40-




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Company Disclosure Schedule 4.14(p)
    Labor
 Company Disclosure Schedule 4.15(a) Labor
Contracts Company Disclosure
Schedule 5.14(a)
 Company Disclosure Schedule 4.15(b)
  -41-




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Litigation Company Disclosure
Schedule 4.16  Company Disclosure Schedule 4.16 Company Disclosure Schedule 4.16
 Compliance with Laws; Permits
 Company Disclosure Schedule 4.17(a) Company Disclosure Schedule 4.17(a)
  -42-




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Company Disclosure Schedule 4.17(b) Company Permits
 Environmental Matters Company Disclosure
Schedule 4.18
      -43-




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Insurance Company Disclosure
Schedule 4.19 Company Disclosure Schedule 4.19 Company Disclosure Schedule 4.19
  -44-




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Inventories
 Accounts and Notes Receivable and Payable
   Related Party Transactions Company
Disclosure Schedule 4.22 Related Persons
  -45-




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Product Warranty; Product Liability
 Company Disclosure Schedule 4.23
  Banks Company Disclosure Schedule 4.24 Company
Disclosure Schedule 4.24
 Full Disclosure
 Financial Advisors Company Disclosure
Schedule 4.26 Company Disclosure Schedule 4.26
  -46-




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Certain Payments
 Information Supplied Form S-4 Joint Proxy Statement
 The Companys Financial Condition Company
Disclosure Schedule 4.29
  -47-




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ARTICLE V  REPRESENTATIONS AND WARRANTIES OF NEWCO AND PURCHASER
 Newco Disclosure Schedule
 Organization and Good Standing
 Newco Disclosure
Schedule 5.1(b)
  -48-




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Capital Structure Newco
Disclosure Schedule 5.2(i) Newco Disclosure Schedule 5.2(ii) Newco Disclosure Schedule 5.2(iii)
 Authorization of Agreement Purchaser Documents
  -49-




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Conflicts; Consents of Third Parties
 Newco Disclosure Schedule 5.4
   -50-




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Litigation
 Financial Advisors Newco Disclosure Schedule
5.6
 Voting Requirements
 Information Supplied
  -51-




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Full Disclosure
 Beneficiary of REG Representations
 ARTICLE VI  COVENANTS
 Access to Information
  -52-




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_____ December 8 Confidentiality Agreement
 Conduct of the Business Pending the Closing
       -53-




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Company
Disclosure Schedule 6.2(a)(v)
      Company Disclosure Schedule 4.5
    -54-




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-55-




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Consents Company Disclosure Schedule 6.3
 Regulatory Approvals
 FTC Antitrust Division
  -56-




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Antitrust Laws
 Further Assurances
  -57-




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No Solicitation by the Company; Etc
 Representatives
  -58-




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Company Adverse Recommendation Change Company
Adverse Recommendation Notice
  -59-




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Takeover Proposal
 Superior Proposal
 Non-Competition; Non-Solicitation; Confidentiality
 Restricted Business
   -60-




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Preservation of Records
  -61-




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Publicity
 Environmental Matters
 Newcos Environmental Assessment
  Cooperation with Indebtedness Renegotiation Company Disclosure Schedule 6.11
  -62-




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Monthly Financial Statements Company Monthly Financial Statements Newco Monthly Financial Statements
 Notification of Certain Matters
 Newco Board of Directors
  -63-




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Preparation of the Form S-4 and the Joint Proxy Statement; Unitholder and
Stockholder Meetings
   -64-




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Company Unitholders Meeting Company Board Recommendation
 Transfer of Certificates of Title Company Disclosure Schedule 6.16
 Agreements of Rule 145 Affiliates Rule 145
Affiliates Exhibit D
 Legend
    -65-




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Release under MOSA MOSA
 Updating of Schedules
 REG Covenants
  -66-




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Payment of Ongoing Costs Ongoing Costs
   Company Disclosure Schedule 4.14(a)(xix)
     Payment of Professional Service Providers and other Costs Company Disclosure Schedule 4.14(a)(xix)
 Protective Tax Election
  -67-




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ARTICLE VII  EMPLOYEES AND EMPLOYEE BENEFITS
 Employment Company Disclosure Schedule 4.15(a) Transferred Employees
 Standard Procedure
 Employee Benefits Purchaser Plans
  -68-




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ARTICLE VIII  CONDITIONS TO CLOSING
 Conditions Precedent to Obligations of Newco and Purchaser
 
    Company Disclosure Schedule 4.10(a)(i)(A)
   -69-




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Company Disclosure Schedule 4.3(b)
   FIRPTA Affidavit
 Financing
   -70-




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Exhibit F
  Company Disclosure Schedule 4.17(b)
 Company Disclosure
Schedule 8.1(r)
 Exhibit G
 Exhibit H
     -71-




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-72-




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Conditions Precedent to Obligations of the Company
      -73-




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Newco Disclosure Schedule 5.4
       -74-




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Exhibit G
     Newco Disclosure Schedule 5.2(i) Newco Disclosure Schedule 5.2(ii), in each
case
 Company Disclosure Schedule 4.17(b)
 Company Disclosure Schedule 7.1(p)
   -75-




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BH
 ARTICLE IX  TERMINATION
 Termination of Agreement
 Termination Date
  -76-




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-77-




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-78-




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Procedure upon Termination
 Effect of Termination
 Article XII
  Termination Fee
 Termination Fee
   -79-




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Article IX
  ARTICLE X  TAXES
 Transfer Taxes Transfer Taxes
 Prorations ad valorem ad valorem
  -80-




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Cooperation on Tax Matters
 ARTICLE XI  RISK OF LOSS
 Article VIII
 ARTICLE XII  MISCELLANEOUS
 No Survival of Representations and Warranties
  -81-




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Notices
 To Newco or Purchaser:
    
    REG Newco, Inc.416 S. Bell Avenue, P.O. Box 888Ames, Iowa 50010Telephone: 515-239-8000Facsimile: 515-239-8009Attn: Jeffery StroburgWith a copy to:
    
    Wilcox, Polking, Gerken, Schwarzkopf & Copeland, P.C.115 E. Lincolnway Street, Suite 200Jefferson, Iowa 50129Telephone: 515-386-3158Facsimile: 515-386-8531Attn: John A. GerkenTo the Company:
    
    Central Iowa Energy, LLC3426 E. 28th Street, NNewton, Iowa 50208Telephone:641-791-1010Facsimile: 641-791-1192Attn: James JohnstonWith a copy to:
    
    Brown, Winick, Graves, Gross, Baskerville and Schoenebaum, P.L.C.666 Grand Avenue, Suite 2000Des Moines, Iowa 50309Telephone: (515) 242-2400Facsimile: (515) 323-8514Attn: Thomas D. Johnson
  -82-




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To REG:
    
    Renewable Energy Group, Inc.416 S. Bell Avenue, P.O. Box 888Ames, Iowa 50010Telephone: 515-239-8000Facsimile: 515-239-8009Attn: Jeffery StroburgWith a copy to:
    
    Wilcox, Polking, Gerken, Schwarzkopf & Copeland, P.C.115 E. Lincolnway Street, Suite 200Jefferson, Iowa 50129Telephone: 515-386-3158Facsimile: 515-386-8531Attn: John A. Gerken
 Specific Performance
 Amendment; Waiver
  -83-




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No Third Party Beneficiaries
 Successors and Assigns
 Entire Agreement
 Public Disclosure
 Expenses
 Governing Law; Submission to Jurisdiction; Selection of Forum; Waiver of
Trial by Jury Chosen Courts
  -84-




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Counterparts
 Headings
 Severability
 Joint Authorship
 [SIGNATURE PAGE FOLLOWS]
  -85-




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REG NEWCO, INC.
    
    RENEWABLE ENERGY GROUP, INC.By:
    
    /s/ Jeffery Stroburg
    
    By:
    
    /s/ Jeffery StroburgName:
    
    Jeffery Stroburg
    
    
    
    Name:
    
    Jeffery StroburgTitle:
    
    CEO
    
    
    
    Title:
    
    CEOREG NEWTON, LLC
    
    CENTRAL IOWA ENERGY, LLCBy:
    
    /s/ Daniel J. Oh
    
    By:
    
    /s/ James JohnstonName:
    
    Daniel J. Oh
    
    
    
    Name:
    
    James JohnstonTitle:
    
    President
    
    
    
    Title:
    
    Chairman
 Signature Page to Asset Purchase Agreement




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Company
      Series A Preferred
Stock




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ARTICLE II RELATIVE SENIORITY. THE SERIES A PREFERRED STOCK SHALL, WITH RESPECT
TO PAYMENT OF DIVIDENDS OR IN THE CASE OF REDEMPTION, LIQUIDATION, DISSOLUTION OR WINDING UP OF THE
COMPANY, RANK (A) SENIOR AND PRIOR TO THE COMMON STOCK OF THE COMPANY AND TO ANY OTHER CLASS OR
SERIES OF CAPITAL STOCK ISSUED BY THE COMPANY NOT DESIGNATED AS RANKING SENIOR TO OR PARI PASSU
WITH THE SERIES A PREFERRED STOCK WITH RESPECT TO PAYMENT OF DIVIDENDS OR IN THE CASE OF
REDEMPTION, LIQUIDATION, DISSOLUTION OR WINDING UP OF THE COMPANY (COLLECTIVELY, THE JUNIOR
STOCK); (B) PARI PASSUWITH ANY OTHER CLASS OR SERIES OF CAPITAL STOCK OF THE COMPANY, THE TERMS
OF WHICH SPECIFICALLY PROVIDE THAT SUCH CLASS OR SERIES SHALL RANK PARI PASSUWITH THE SERIES A
PREFERRED STOCK WITH RESPECT TO PAYMENT OF DIVIDENDS OR IN THE CASE OF REDEMPTION, LIQUIDATION,
DISSOLUTION OR WINDING UP OF THE COMPANY (SUCH OTHER CLASS OR SERIES OF CAPITAL STOCK AND THE
SERIES A PREFERRED STOCK TOGETHER, THE PARITY STOCK); AND (C) JUNIOR TO ANY OTHER CLASS OR SERIES
OF CAPITAL STOCK OF THE COMPANY, THE TERMS OF WHICH SPECIFICALLY PROVIDE THAT SUCH CLASS OR SERIES
SHALL RANK SENIOR TO THE SERIES A PREFERRED STOCK WITH RESPECT TO PAYMENT OF DIVIDENDS OR IN THE
CASE OF REDEMPTION, LIQUIDATION, DISSOLUTION OR WINDING UP OF THE COMPANY (THE SENIOR STOCK).
 ARTICLE III DIVIDENDS.
 General. Accrued Dividends Participating Dividend Payment
  -2-




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##### 



Dividends in Arrears.
 Manner of Payment.
 Waiver of Dividend
  -3-




---



##### 



ARTICLE IV LIQUIDATION, DISSOLUTION OR WINDING UP.
 General. Series A Base Value Series A Accreted
Value
 Participation.
 Treatment of Consolidations, Mergers, and Sales of Assets. Subject
Subsidiaries
  -4-




---



##### 



Acquisition Preferred
Supermajority
 ARTICLE V VOTING.
   -5-




---



##### 



Protective Provisions.
           -6-




---



##### 



provided, however
 ARTICLE VI CONVERSION RIGHTS.
 Conversion Rights
 Automatic Conversion
 Act QPO
  -7-




---



##### 



Optional Right to Convert Original Series A Issue Price Conversion Price
  Mechanics of Conversion.
 Elective Conversion Conversion Notice
  -8-




---



##### 



Conversion Price Adjustments of Series A Preferred Stock for Certain Dilutive
Issuances, Splits and Combinations
  Purchase Date
  -9-




---



##### 



-10-




---



##### 



-11-




---



##### 



Additional Stock
        -12-




---



##### 



Common Stock Equivalents
  Other Distributions.
  -13-




---



##### 



Recapitalizations.
 No Impairment
 No Fractional Shares and Certificate as to Adjustments
    -14-




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##### 



Notices of Record Date
 Reservation of Stock Issuable Upon Conversion.
 Notices.
  ARTICLE VII REDEMPTION OF THE PREFERRED STOCK.
 Redemption
Election Redemption Notice Redemption Date Election Notice Standard Redemption Date
  -15-




---



##### 



Delayed Redemption Date Redemption Price
   -16-




---



##### 



Fair Market Value Value Dispute Appraised
Values Third Party Determination
 ARTICLE VIII SINKING FUND.
   -17-




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ARTICLE IX AMENDMENT.
 provided, however provided further,
however
   -18-




---



##### 



By:Jeffrey Stroburg,Chief Executive Officer
  Natalie Lischer, Secretary and Treasurer
 Series A Certificate of Designation Signature Page
  -19-




---



##### 



Exhibit B
 CERTIFICATE OF INCORPORATION
 OF
 REG NEWCO, INC.




---



##### 



Relative Rights of Preferred Stock and Common Stock
 Voting Rights
 Dividends
 Dissolution, Liquidation or Winding Up
    -2-




---



##### 



-3-




---



##### 



1.
    
    One hundred eighty (180) days after the effective date of a
registration statement relating to the Corporations first firm commitment
underwritten public offering of its common stock registered under the
Securities Act of 1933, as amended (the IPO), provided that such 180-day
period may be extended for not more than eighteen (18) days if such extension
is reasonably necessary to allow the Corporations underwriters to comply with
FINRA Conduct Rule 2711 (or any similar successor rule); or
 2.
    
    December 31, 2010 at 5:00 p.m. New York time plus up to an
additional one hundred eighty (180) days after the effective date on or before
December 31, 2010 of a registration statement relating to the IPO, provided
that such 180-day period may be extended for not more than eighteen (18) days
if such extension is reasonably necessary to allow the Corporations
underwriters to comply with FINRA Conduct Rule 2711 (or any similar successor
rule).
  1.
    
    A transfer to a partner, member, stockholder, subsidiary or
other affiliate of the stockholder, whether voluntarily or by operation of law;
 2.
    
    A transfer to an entity that is the legal successor of the
stockholder;
 3.
    
    A transfer in accordance with a marital dissolution decree
issued by a court of competent jurisdiction;
 4.
    
    A bona fide gift;
 5.
    
    A transfer by will or intestacy;
 6.
    
    A transfer by a stockholder, which is a trust, to the principal
beneficiaries of that trust;
 7.
    
    A transfer by a stockholder, who is an individual, to a member
of such stockholders family or to a revocable trust for estate planning
purposes; or
 8.
    
    A transfer pursuant to a bona fide pledge of shares for
collateral purposes.
  -4-




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##### 



/s/ John A. Gerken

John A. Gerken, Incorporator
  -5-




---



##### 



Attachment to Newco Disclosure Schedule 5.2(i)
(As of Closing Date*)
 Number of Preferred
    
    
    Percent of Preferred
    
    
    Number of
    
    
    Percent of Common
    
    
    
    
    
    
    Percent ofHolder Name
    
    Shares
    
    
    Shares
    
    
    Common Shares
    
    
    Shares
    
    
    Total Shares
    
    
    Total SharesBunge North America,
Inc.
    
    
    1,361,723
    
    
    
    9.93
    %
    
    
    702,780
    
    
    
    1.92
    %
    
    
    2,064,503
    
    
    
    4.11
    %ED&F Man Holdings B.V.
    
    
    1,770,334
    
    
    
    12.91
    %
    
    
    1,081
    
    
    
    0.00
    %
    
    
    1,771,415
    
    
    
    3.52
    %Natural Gas Partners
VII, L.P.
    
    
    2,559,808
    
    
    
    18.66
    %
    
    
    1,096
    
    
    
    0.00
    %
    
    
    2,560,904
    
    
    
    5.09
    %NGP Energy Technology
Partners, L.P.
    
    
    2,559,808
    
    
    
    18.66
    %
    
    
    0
    
    
    
    0.00
    %
    
    
    2,559,808
    
    
    
    5.09
    %Energy Technology
Partners, LLC
    
    
    0
    
    
    
    0.00
    %
    
    
    1,096
    
    
    
    0.00
    %
    
    
    1,096
    
    
    
    0.00
    %West Central Cooperative
    
    
    563,635
    
    
    
    4.11
    %
    
    
    9,500,000
    
    
    
    25.98
    %
    
    
    10,063,635
    
    
    
    20.01
    %USBG Group**
    
    
    4,349,049
    
    
    
    31.71
    %
    
    
    3,289,755
    
    
    
    9.00
    %
    
    
    7,638,804
    
    
    
    15.19
    %Sargeco, Inc.
    
    
    0
    
    
    
    0.00
    %
    
    
    1,018,253
    
    
    
    2.78
    %
    
    
    1,018,253
    
    
    
    2.02
    %Bkye Marble Investors,
LLC
    
    
    0
    
    
    
    0.00
    %
    
    
    696,210
    
    
    
    1.90
    %
    
    
    696,210
    
    
    
    1.38
    %West Central Biodiesel
Investors, LLC
    
    
    0
    
    
    
    0.00
    %
    
    
    1,409,053
    
    
    
    3.85
    %
    
    
    1,409,053
    
    
    
    2.80
    %Biofuels Company of
America, LLC
    
    
    0
    
    
    
    0.00
    %
    
    
    1,980,488
    
    
    
    5.42
    %
    
    
    1,980,488
    
    
    
    3.94
    %Scott P. Chesnut
    
    
    0
    
    
    
    0.00
    %
    
    
    1,435
    
    
    
    0.00
    %
    
    
    1,435
    
    
    
    0.00
    %Delbert Christensen
    
    
    0
    
    
    
    0.00
    %
    
    
    1,435
    
    
    
    0.00
    %
    
    
    1,435
    
    
    
    0.00
    %Michael Jackson
    
    
    0
    
    
    
    0.00
    %
    
    
    1,081
    
    
    
    0.00
    %
    
    
    1,081
    
    
    
    0.00
    %Rick Vanderheiden
    
    
    0
    
    
    
    0.00
    %
    
    
    1,354
    
    
    
    0.00
    %
    
    
    1,354
    
    
    
    0.00
    %Blackhawk Biofuels, LLC
    
    
    133,377
    
    
    
    0.97
    %
    
    
    6,753,088
    
    
    
    18.47
    %
    
    
    6,886,465
    
    
    
    13.69
    %Central Iowa Energy, LLC
    
    
    158,041
    
    
    
    1.15
    %
    
    
    4,248,840
    
    
    
    11.62
    %
    
    
    4,406,881
    
    
    
    8.76
    %Western Iowa Energy, LLC
    
    
    259,012
    
    
    
    1.89
    %
    
    
    6,963,377
    
    
    
    19.04
    %
    
    
    7,222,389
    
    
    
    14.36
    %Total
    
    
    13,714,787
    
    
    
    100.00
    %
    
    
    36,570,422
    
    
    
    100.00
    %
    
    
    50,285,209
    
    
    
    100.00
    %