Framingham, Mass. — June 6, 2007 — Netezza Corporation, a leading provider of data warehouse appliances, today announced that, together with its partners QuantiSense and MicroStrategy, it will provide Pacific Sunwear with an integrated retail business intelligence solution to manage and analyze data across its multi-channel business.

Pacific Sunwear targets active teens and young adults with the company’s PacSun, demo and One Thousand Steps retail concepts. To support Pacific Sunwear’s growth strategy, Netezza’s integrated solution will provide a high-level view of key performance indicators specific to its business, as well as interactive dashboards and reports for executive analysis, merchandising, finance, store operations and marketing.

“When evaluating providers to power our business intelligence and data warehouse initiative, we were impressed with Netezza’s performance, as well as its proven track record and strong customer references in retail,” said Ron Ehlers, vice president of Information Systems for Pacific Sunwear. “Netezza’s high-performance data warehouse appliance engine provides a perfect complement to the QuantiSense/MicroStrategy application suite, offering a completely integrated multi-channel BI solution right out of the box, and delivering a single and consistent view of our business across the enterprise.”

“Together with our partners QuantiSense and MicroStrategy, Netezza delivers a complete end-to-end offering to our retail customers,” said Andy Winans, vice president, Retail & CPG, Netezza. “This joint solution incorporates data modeling, a complete set of reports and analytics, and implementation and support services, providing a powerful business tool for Pacific Sunwear to identify trends and turn insight into action.”

The Netezza Performance Server system is built specifically to analyze terabytes of detailed data 10-100 times faster than existing data warehouse options, at a much lower total cost of ownership. The NPS system stores, filters and processes terabytes of records within a single unit, analyzing only the relevant information for each query enabling dramatic increases in query performance and productivity for companies like Pacific Sunwear.

About Pacific Sunwear
Pacific Sunwear is a leading specialty retailer of apparel, accessories and footwear for active teens and young adults. Pacific Sunwear operates over 1,100 stores in the 50 States and Puerto Rico under three distinct retail concepts: PacSun, demo and One Thousand Steps. Visit Pacific Sunwear online at www.pacsun.com, www.demostores.com and www.onethousandsteps.com.

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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