Imperva Selected from a Field of 1,200 for its Innovation, Ingenuity, and Management Excellence

Redwood Shores, Calif., May 21, 2009 – Imperva®, the data security leader, today announced that it was named one of this year’s 50 hottest companies as part of the global TiE50 competition. In a stringent judging process, over forty prominent entrepreneurs, venture capitalists, corporate executives and other domain experts evaluated 1,200 companies. Imperva was selected as a leader in the software category for its innovation, ingenuity, and management excellence.

“Imperva is honored to have been named a TiE50 winner from such a large and global pool of competitors,” said Shlomo Kramer, president and CEO of Imperva. “Our focus on solving the worldwide data security problem has allowed us to build a very successful and international organization within a large and growing market. TiE50 recognizes our technical innovation and market vision.”

The TiE50 competition selected the 50 hottest startups in five focus segments: Consumer Web, Internet Infrastructure, Cleantech, Wireless and Software. TiE50 winners are diverse in size, progress, maturity and location. However, all share a common thread of innovation, ingenuity, strong management teams and overall quality of ideas. TiE50 winners presented their companies in a live showcase over the two days of TiEcon 2009, on May 15th and 16th in Santa Clara, CA.

About TiE50

The TiE50 award is presented by TiE, a global, not-for-profit, non-political, and non-religious organization dedicated to fostering entrepreneurs across its international network sponsored by top venture capital firms and Fortune 500 corporations. TiE is spread across 53 chapters in 12 countries comprising of 1,800 experienced entrepreneurs and business executives as charter members, 12,000 aspiring entrepreneurs and professionals as members.

About Imperva

Imperva, the Data Security leader, enables a complete security lifecycle for business databases and the applications that use them. Over 4,500 of the world’s leading enterprises, government organizations, and managed service providers rely on Imperva to prevent sensitive data theft, protect against data breaches, secure applications, and ensure data confidentiality. The award-winning Imperva SecureSphere is the only solution that delivers full activity monitoring from the database to the accountable application user and is recognized for its overall ease of management and deployment. For more information, visit www.imperva.com.

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Imperva and SecureSphere are registered trademarks of Imperva, Inc. All other brand or product names are trademarks or registered trademarks of their respective holders.

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