Attached files

file filename
EXCEL - IDEA: XBRL DOCUMENT - COMMVAULT SYSTEMS INCFinancial_Report.xls
10-Q - FORM 10-Q - COMMVAULT SYSTEMS INCd414720d10q.htm
EX-32.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER PURSUANT TO SECTION 906 - COMMVAULT SYSTEMS INCd414720dex322.htm
EX-31.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER PURSUANT TO SECTION 302 - COMMVAULT SYSTEMS INCd414720dex312.htm
EX-31.1 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO SECTION 302 - COMMVAULT SYSTEMS INCd414720dex311.htm

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

In connection with the Quarterly Report of CommVault Systems, Inc. (the “Company”) on Form 10-Q for the period ended September 30, 2012 as filed with the Securities and Exchange Commission (the “Report”), I, N. Robert Hammer, Chairman, President and Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:

 

  (1) The 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 Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

 

/s/ N. ROBERT HAMMER

N. Robert Hammer

Chairman, President and Chief Executive Officer

 

November 1, 2012