Framingham, Mass. — April 30, 2007 — Netezza Corporation, a leading provider of data warehouse appliances, today announced that it has named Robert J. Dunst, Jr. as a member of its Board of Directors and a member of the Board’s audit committee. With more than 25 years of experience in the retail and technology industries, Mr. Dunst will provide valuable insight for Netezza’s retail and overall company strategy.

Prior to Netezza, Mr. Dunst served as executive vice president of supply chain and technology, and chief technology officer, at Albertson’s, Inc. where he became an advocate for the use of data warehousing technology. Before Albertson’s, Mr. Dunst was vice president of advanced technology and the Internet business group at Safeway. Mr. Dunst has also served as a director in the consulting and outsourcing unit at IBM. He was an Executive Board Member of the Global Commerce Initiative and World Wide Retail Exchange.

“We are pleased to welcome Bob Dunst as a member of the Netezza Board of Directors,” said Jit Saxena, CEO and co-founder of Netezza. “With his distinguished career and deep expertise in the retail sector, Bob brings important technology experience and business know-how to the Netezza team.”

“I have long been a believer in the innovation that Netezza’s technology fosters across industries,” said Bob Dunst. “I am looking forward to the opportunity to share my personal experience in retail and technology as a member of the Netezza Board of Directors and contributing to the company’s continued growth.”

Mr. Dunst joins Sunil Dhaliwal, Battery Ventures; Ted Dintersmith, Charles River Ventures; Paul J. Ferri, Matrix Partners; Charles F. Kane, One Laptop Per Child; and Ed Zander, Motorola, as well as Netezza CEO Jit Saxena and President Jim Baum, on the Board.

About Netezza Corporation
Netezza is a leading provider of data warehouse appliances. The Netezza Performance Server data warehouse appliance integrates database, server and storage platforms in a purpose-built system to perform detailed queries and analyses on large volumes of stored data. Recognizing the limitations of traditional data warehouse solutions, Netezza designed its NPS family of data warehouse appliances specifically for analysis of terabytes of data 10-100 times faster than traditional solutions, with a lower total cost of ownership and greater ease of use. Based in Framingham, Mass., Netezza has offices in Washington, DC, the United Kingdom and Asia Pacific. The Company is backed by leading venture capital firms, including Matrix Partners, Charles River Ventures, Battery Ventures, Orange, Sequoia Capital and Meritech Capital Partners. For more information about Netezza, please visit www.netezza.com.

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