LOS ANGELES -- May 4, 2005 -- Northrop Grumman Corporation (NYSE: NOC) will present at the Stanford Washington Research Group 2005 Institutional Policy Conference on Thursday, May 5. The presentation by James David Bryan, Northrop Grumman Information Technology sector vice president of defense transformation, will be webcast at www.northropgrumman.com beginning at 11:30 a.m. EDT. An audio replay will be available for two weeks.

Northrop Grumman Corporation is a global defense company headquartered in Los Angeles, Calif. Northrop Grumman provides technologically advanced, innovative products, services and solutions in systems integration, defense electronics, information technology, advanced aircraft, shipbuilding and space technology. With more than 125,000 employees, and operations in all 50 states and 25 countries, Northrop Grumman serves U.S. and international military, government and commercial customers.

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