CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by
reference in Registration Statements No. 333-161187 on Form S-8 of our report dated March 31, 2011, relating to the financial statements and financial statement schedule of Renewable Energy Group, Inc. and subsidiaries, appearing in the
Annual Report on Form 10-K of Renewable Energy Group, Inc. and subsidiaries for the year ended December 31, 2010.
|/S/ DELOITTE & TOUCHE LLP|
|Des Moines, Iowa|
|March 31, 2011|