EX-32.1 4 rmkrq22013ex3211.htm EXHIBIT RMKR Q2 2013 EX.32.1 (1)

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
I, Donald Massaro, President and Chief Executive Officer of Rainmaker Systems, Inc. (the “Company”), certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that to my knowledge:
(1) the Quarterly Report of the Company on Form 10-Q/A (Amendment No. 1) for the quarterly period ended June 30, 2013, as filed with the Securities and Exchange Commission (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.
/s/ Donald J. Massaro
Donald J. Massaro
President and Chief Executive Officer
(Principal Executive Officer)
August 16, 2013