Framingham, Mass. — September 17, 2007 — Netezza Corporation (NYSE Arca: NZ), the global data warehouse appliance market leader, today announced that it will host its third annual international Netezza User Conference from September 24 – 26 at the Westin Waterfront Hotel in Boston, Mass.

The Conference provides an opportunity for Netezza community members to interact and share best practices and ideas on leveraging business analytics for competitive advantage. The three-day event will feature a variety of case studies, technical sessions and guest speakers, including:

• Case studies from customers including Corporate Express, FloraHolland, Nationwide, NYSE Euronext, Ross Stores, Virgin Media and others
• Partner case studies from Business Objects, Cognos, MicroStrategy and Unica
• Guest speakers Catherine R. Kinney, president and co-chief operating officer, NYSE Euronext; Geoffrey Moore, best-selling author and leading business consultant; and Donald Feinberg, vice president and distinguished analyst, Gartner
• Interactive technical tracks, with customer participation, that include discussions on innovative uses of the Netezza system, its power and cooling advantages and its advantages in large enterprise environments

The Netezza community is a fast-growing and active one of customers, partners and prospects from industries including telecommunications, e-business, retail, financial services, analytic service providers, federal government and healthcare. New customers who have recently joined the community include Blue Cross Blue Shield of Massachusetts, Corporate Express, FloraHolland, NYSE Euronext and Virgin Media.

To learn more about the Netezza User Conference 2007 and to register please visit http://www.netezzauserconference.com/.

About Netezza Corporation
Netezza, the global data warehouse appliance market leader, enables enterprises to make all of their data actionable – quickly, simply and affordably. The Netezza Performance Server family of products delivers breakthrough performance, unmatched ease of deployment and operation, and innovative flexibility and scalability at a fraction of the cost of traditional data warehouse solutions. By architecturally integrating database, server and storage within a single appliance, the NPS system delivers 10 to 100 times the performance at half the cost of existing systems. Based in Framingham, Mass., Netezza has offices in Washington, DC, the United Kingdom and Asia Pacific. For more information about Netezza, please visit www.netezza.com.

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© 2007 Netezza Corp. All Rights Reserved. Netezza Performance Server and NPS are trademarks of Netezza Corp. All other trademarks are the property of their respective owners.

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