INFORMATICA POWERCENTER IS NUMBER ONE FOR DATA INTEGRATION, SAY READERS OF INTELLIGENT ENTERPRISE

Strategic IT decision-makers declare Informatica best at powering today's intelligent enterprise

REDWOOD CITY, Calif., November 10, 2003 - Informatica Corporation (NASDAQ: INFA), a leading provider of data integration and business intelligence software, today announced that the readers of CMP Media's Intelligent Enterprise magazine voted for Informatica PowerCenter as their data integration software of choice.  Named as part of the Intelligent Enterprise 2003 Reader's Choice Awards, Informatica PowerCenter received the most votes in the category of Data Movement and Transformation Tools.

"We are pleased to receive this level of recognition from the readers of Intelligent Enterprise, highlighting our customers' continued success using Informatica's market-leading data integration platform," said Gaurav Dhillon, president and CEO of Informatica. "By listening to our customers and continually raising the bar on technology standards, we are committed to further helping global organizations do even more to gain enterprise visibility, lower costs and improve business performance."

Voting was open exclusively to the 80,000 subscribers of Intelligent Enterprise -comprised of C-level executives, top application development managers, data management and business intelligence decision-makers. Readers made their choices among four categories of products: intelligence, integration, infrastructure and collaborative commerce.  For the complete list of winners, please see http://www.intelligententerprise.com/031118/618rca1_1.shtml.

About Intelligent Enterprise 
Published 18 times annually, Intelligent Enterprise is the only magazine dedicated to the strategic business applications that turn information into intelligence. It serves an exclusive audience of 80,000 business and IT professionals who plan and deploy the strategic applications their companies depend on to improve decision making, enhance business performance, and maximize the value of customer relationships. It provides both the context and the technical detail needed to take strategic business applications from concept to deployment, covering such interlocking technology categories as: application development, business intelligence and data warehousing, data management, enterprise application integration, enterprise/e-business applications, CRM and customer analytics, knowledge management, scalable server hardware, enterprise storage, and systems and applications management.

For more information, contact Tara Gibb at 415-947-6242 or tgibb@cmp.com. Access free subscriptions from the Web site at www.IntelligentEnterprise.com.

About Informatica
Informatica Corporation (NASDAQ: INFA) is a leading provider of data integration and business intelligence software.  Using Informatica products, companies can leverage their existing information assets for enterprise insight that helps them improve business performance, increase customer profitability, streamline supply chain operations and proactively manage regulatory compliance. More than 1,800 companies worldwide rely on Informatica to meet their end-to-end needs for enterprise data integration and business intelligence. For more information, call 1.650.385.5000 (1.800.970.1179 in the U.S.), or visit the Informatica Web site at www.informatica.com.

Note: Informatica and PowerCenter are trademarks or registered trademarks of Informatica Corporation in the United States and in jurisdictions throughout the world. All other company and product names may be trade names or trademarks of their respective owners.