Exhibit 10.4

CONTRIBUTION AGREEMENT

THIS CONTRIBUTION AGREEMENT (this “ Agreement ”) is made and entered into as of the 28th day of August, 2009, by and among ALLIED CAPITAL CORPORATION, a Maryland corporation (the “ Borrower ”), A.C. CORPORATION, a Delaware corporation, ALLIED CAPITAL HOLDINGS LLC, a Delaware limited liability company, ALLIED CAPITAL REIT, INC., a Maryland corporation, ACGP I, LLC, a Delaware limited liability company, ACKB LLC, a Delaware limited liability company, ACSM, LLC, a Delaware limited liability company, AC FINANCE LLC, a Delaware limited liability company, A.C. MANAGEMENT SERVICES, LLC, a Delaware limited liability company, ALLIED CAPITAL PROPERTY LLC, a Delaware limited liability company, AMP ADMIN LLC, a Delaware limited liability company and ALLIED ASSET HOLDINGS, LLC, a Delaware limited liability company (collectively, the “ Guarantors ” and together with the Borrower, the “ Allied Entities ”).

WHEREAS, the Borrower has entered into a certain Amended, Restated and Consolidated Note Agreement dated as of August 28, 2009 (as the same may be amended, modified, supplemented or restated from time to time, the “ Note Agreement ”), with the noteholders party to such Note Agreement;

WHEREAS , the Borrower has entered into that certain Amended and Restated Credit Agreement dated as of August 28, 2009 (as the same may be amended, modified, supplemented or restated from time to time, the “ Credit Agreement ”), with Bank of America, N.A., as a lender and as administrative agent, and the other lenders party thereto from time to time;

WHEREAS , pursuant to the terms of those certain Continuing Guaranty Agreements, each dated as of August   , 2009 (the “ Guarantees ”), the Guarantors agreed to guarantee the payment and performance of the Borrower’s obligations under the Note Agreement and Credit Agreement, which Guarantees are secured by the assets of each Guarantor (other than Allied Asset Holdings, LLC) pursuant to that certain Pledge, Assignment and Security Agreement dated as of August 28, 2009 (as the same may be amended, modified, supplemented or restated from time to time, the “ Security Agreement ”);

WHEREAS, pursuant to and subject to the terms and conditions of that certain Intercreditor and Collateral Agency Agreement dated as of August 28, 2009 (as the same may be amended, modified, supplemented or restated from time to time, the “ Intercreditor Agreement ”), U.S. Bank, National Association (the “ Collateral Agent ”) was appointed as collateral agent to act as