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 Annual Report of GeoPetro Resources Company (the “Company”) on Form 10-K for the period ending December 31, 2012 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned, Stuart J. Doshi, President, Chief Executive Officer and Chairman of the Board, and Dale W. Dvoracek, Vice-President of Finance of the Company, each hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to his knowledge, that:

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

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

Dated: April 16, 2013	/s/ Stuart J. Doshi
	Stuart J. Doshi
	President, Chief Executive Officer
	and Chairman of the Board
Dated: April 16, 2013	/s/Dale W. Dvoracek
	Dale W. Dvoracek
	Vice-President of Finance

A signed original of this written statement required by Section 906 has been provided to GeoPetro Resources Company and will be retained by GeoPetro Resources Company and furnished to the Securities and Exchange Commission or its staff upon request.

* This certification is being furnished solely to accompany the Report pursuant to 18 U.S.C. Section 1350 and is not being filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and is not to be incorporated by reference into any filing of the Company, whether made before or after the date hereof, regardless of any general incorporation language in such filing.