Aventine Renewable Energy 10-Q 2009 Q2 Quarterly report

EXHIBIT 32.1

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO SECTION 906
OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of Aventine Renewable Energy Holdings, Inc. (the “Company”) on Form 10-Q for the period ending June 30, 2009 as filed with the Securities and Exchange Commission (the “Report”), I, Ronald H. Miller, Chief Executive Officer of Aventine Renewable Energy Holdings, Inc., certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to the best of my knowledge and belief:

(1)           The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2)           The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

A signed original of this written statement required by Section 906 has been provided to Aventine Renewable Energy Holdings, Inc. and will be retained by Aventine Renewable Energy Holdings, Inc. and furnished to the Securities and Exchange Commission or its staff upon request.

/s/ Ronald H. Miller

Ronald H. Miller

Chief Executive Officer

August 10, 2009

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