Chief Executive Officer Certification pursuant to 18 U.S.C. Section 1350

Date: May 8, 2012

/S/ MANUEL A. HENRIQUEZ

Manuel A. Henriquez

Chief Executive Officer

EX-32.1 5 d344512dex321.htm CHIEF EXECUTIVE OFFICER CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350 Chief Executive Officer Certification pursuant to 18 U.S.C. Section 1350

Exhibit 32.1

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002.

In connection with the Quarterly Report on Form 10-Q for the quarter ended March 31, 2012 (the “Report”) of Hercules Technology Growth Capital, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof; I, Manuel A. Henriquez, the Chief Executive Officer of the Registrant, certify, to the best of my knowledge, that:

1) The Report fully complies with the requirements of the Section13(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 Registrant.