TOP FINANCIAL INSTITUTIONS WORLDWIDE RELY ON INFORMATICA FOR DATA INTEGRATION AND BUSINESS INSIGHT

Nine of the world's top 10 banks use Informatica software to help drive competitive advantage

REDWOOD CITY, Calif., November 18, 2003 - Informatica Corporation (NASDAQ: INFA), a leading provider of data integration and business intelligence software, today announced that more than 355 leading banks and other financial services companies worldwide have implemented Informatica software as a critical foundation for driving key strategic initiatives such as customer relationship management, risk management and operations consolidation following mergers and acquisitions. Informatica's customers include nine of the 10 largest global banks, over 75 percent of the top 30 Global Fortune 500 financial services organizations, and over 100 financial institutions in Europe.

“The financial sector remains a hotbed of competition and technology investment as institutions focus on driving more customer-centric operations, maximizing the value of distribution channels, managing global risk and consolidating post-M&A operations,” said Sanjay Poonen, senior vice president of worldwide marketing at Informatica. “Data integration and business intelligence are key enabling technologies for these and other initiatives. We're pleased that so many leading global institutions have succeeded in leveraging Informatica software for such business-critical tasks, and are proud that we've become the de facto standard within this industry.”

Worldwide financial services organizations rely on Informatica to help them analyze customer activity across contact points, integrate risk applications and data for Basel-II compliance, analyze forecasts, and consolidate vast volumes of disparate data for regulatory reporting. These customers include Bank of America, BNP Paribas, Charles Schwab, Chase Manhattan, Credit Suisse, Deutsche Bank, Fortis Banks, Goldman Sachs, HSBC Holdings, ING, J.P. Morgan Chase, Merrill Lynch, Oppenheimer Funds, Vanguard Group, VISA, Washington Mutual and Wells Fargo.

“ING Direct is benefiting significantly from implementing world-class technology, especially in the area of integrating our customer and operational data,” said Mark Willemse, e-Business manager at ING Direct. “Informatica PowerCenter helps us with regulatory compliance, while also helping ING Direct to improve database marketing, sales and customer service efforts through increased business insight.”

Said Ted Ledman, vice president of information management at TCF Bank, a leading Midwest bank, “In the financial services industry, increasingly stringent government regulations and growing competition require more effective tracking and analysis of enormous volumes of corporate data. Informatica's industry-leading data integration platform and flexible business intelligence solution help us leverage our critical enterprise data to retain customers and improve our lending portfolio through better business decision-making.”

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 http://www.informatica.com/.

Note: Informatica and PowerCenter are 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.