STR 10-K 2012 FY Annual report

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Exhibit 32.2

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

        Pursuant to Section 1350, Chapter 63 of Title 18, United States Code, as adopted by Section 906 of the Sarbanes-Oxley Act of 2002, the undersigned, as Vice President and Chief Financial Officer and Chief Accounting Officer of STR Holdings, Inc. (the "Company"), does hereby certify that to my knowledge:

1.

the Company's Annual Report on Form 10-K for the fiscal year ended December 31, 2012 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 Company's Annual Report on Form 10-K for the fiscal year ended December 31, 2012 fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: March 15, 2013	/s/ JOSEPH C. RADZIEWICZ
	Name:	Joseph C. Radziewicz
	Title:	Vice President, Chief Financial Officer and Chief Accounting Officer (Principal Financial Officer and Principal Accounting Officer)

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Exhibit 32.2

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