EXHIBIT 32.1
| CERTIFICATION OF CHIEF EXECUTIVE OFFICER |
| 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 Sierra Ventures, Inc. (the “Company”) on Form 10-Q/A for the quarter and six months ended November 30, 2008, as filed with the Securities and Exchange Commission on the date hereof (the “Periodic Report”), I, Ian Jackson, Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:
| 1. | the Periodic 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 Periodic Report fairly presents, in all material respects, the financial condition and results of operations of the Company. |
Dated: January 14, 2009
/s/ “Ian Jackson”
Ian Jackson
Chief Executive Officer