Informatica to Present at Smith Barney Citigroup 2004 Software Conference on April 28, 2004

REDWOOD CITY, Calif., April 27, 2004—Informatica Corporation (NASDAQ: INFA), a leading provider of data integration and business intelligence software, today announced that Gaurav Dhillon, president and CEO, and Earl Fry, executive vice president and CFO, will present Informatica’s corporate overview at the Smith Barney Citigroup 2004 Software Conference on Wednesday, April 28, at 9:40 a.m. EST.

A live audio Web cast of the presentation will be available at http://www.informatica.com/investor.  An audio Web cast archive of the event will be available until 12:00 p.m. PST on May 7, 2004.

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 1,900 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 is a registered trademark 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.