Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
To the Board of Directors
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Global Clean Energy Holdings, Inc.
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We consent to the incorporation by reference in the Registration Statement on Form S-8 (nos. 333-92446) of Global Clean Energy Holdings, Inc. of our report dated March 24, 2011, appearing in this Annual Report of Form 10-K of Global Clean Energy Holdings, Inc. for the year ended December 31, 2010.
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HANSEN, BARNETT & MAXWELL, P.C.
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Salt Lake City, Utah
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March 24, 2011
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