CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
To the Board of Directors
Global Clean Energy Holdings, Inc.
We consent to the incorporation by reference in the Registration Statement on Form S-8 (no. 333-92446) of Global Clean Energy Holdings, Inc. of our report dated March 27, 2013, appearing in this Annual Report of Form 10-K of Global Clean Energy Holdings, Inc. for the year ended December 31, 2012.
HANSEN, BARNETT & MAXWELL, P.C.
Salt Lake City, Utah
March 27, 2013