Release Details

OCEANPORT, N.J., Jan 19, 2007 /PRNewswire-FirstCall via COMTEX News Network/ -- CommVault(R) (Nasdaq: CVLT) today announced that it will release its financial and operational results for its third fiscal quarter 2007 ended December 31, 2006, on Tuesday, January 30, 2007, at 5:00 p.m. Eastern Time/2:00 p.m. Pacific Time.

Bob Hammer, Chairman, President and Chief Executive Officer; Lou Miceli, Chief Financial Officer and Al Bunte, Chief Operating Officer, will present the company's third quarterly earnings results, highlights and guidance.

Investors will have the opportunity to listen to the conference call and the replay over the Internet by visiting CommVault's website at http://www.commvault.com . The live webcast and replay will be hosted under "Webcasts and Presentations" located under the "Investor Relations" section of the website. Investors may also access the call by dialing 877-704-5382 (domestic) or 913-312-1296 (international).

An archived web cast of this conference call will also be available on the "Investor Relations" section of CommVault's web site, http://www.commvault.com .

About CommVault

CommVault(R) provides Unified Data Management(R) solutions for high- performance data protection, universal availability and simplified management of data on complex storage networks. The CommVault(R) QiNetix(TM) platform, based on CommVault's Common Technology Engine, integrates Galaxy backup and recovery, snapshot management and recovery, remote replication, active data migration and archiving, e-mail compliance, enterprise service level management and reporting and storage resource management software solutions. The QiNetix unified approach is designed to allow customers to add/integrate QiNetix components, at a fraction of the time, effort and money required by separate point products.

Information about CommVault is available at http://www.commvault.com or by calling 732.870.4000. CommVault's corporate headquarters is located in Oceanport, New Jersey in the United States. (cvlt-f)

Safe Harbor Statement

This press release may contain forward-looking statements, including statements regarding financial projections, which are subject to risks and uncertainties, such as competitive factors, difficulties and delays inherent in the development, manufacturing, marketing and sale of software products and related services, general economic conditions and others. Statements regarding CommVault's beliefs, plans, expectations or intentions regarding the future are forward-looking statements, within the meaning of Section 27A of the Securities Act of 1933, as amended and Section 21E of the Securities Exchange Act of 1934, as amended. All such forward-looking statements are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Actual results may differ materially from anticipated results. CommVault does not undertake to update its forward- looking statements.

CommVault Systems, CommVault Galaxy, CommVault QiNetix, DataMigrator, DataArchiver, QNet, CommServe StorageManager, Common Technology Engine, MediaAgent, iDataAgent, CommCell and the CommVault logo are trademarks and may be registered trademarks in some jurisdictions of CommVault Systems, Inc. Product and company names herein may be trademarks of their respective owners.

SOURCE CommVault

Press, Jeremy Skule of Fleishman Hillard, +1-212-453-2245, or
jeremy.skule@fleishman.com ; or Investor Relations, Michael Picariello of CommVault,
+1-732-728-5380, or ir@commvault.com

http://www.commvault.com