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EXHIBIT 32.1

CERTIFICATION PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

(18 U.S.C. SECTION 1350)

In connection with the Quarterly Report of CollabRx, Inc., a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended September 30, 2014 as filed with the Securities and Exchange Commission (the “Report”), I, Thomas R. Mika, President and Chief Executive Officer of the Company, certify, pursuant to Sec. 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C. Sec. 1350), that to my knowledge:

(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 result of operations of the Company.

 

CERTIFICATION PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

(18 U.S.C. SECTION 1350)

In connection with the Quarterly Report of CollabRx, Inc., a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended September 30, 2014 as filed with the Securities and Exchange Commission (the “Report”), I, Thomas R. Mika, Acting Chief Financial Officer of the Company, certify, pursuant to Sec. 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C. Sec. 1350), that to my knowledge:

(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 result of operations of the Company.

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