LOS ANGELES, May 2, 2005 -- Northrop Grumman Corporation (NYSE: NOC) will present at the Bear Stearns 12th Annual Commercial Aerospace and Defense Conference on Tuesday, May 3. The presentation by Wes Bush, Northrop Grumman corporate vice president and chief financial officer, will be webcast at www.northropgrumman.com beginning at 2:35 p.m. EDT. This is a change to the previously announced time for Wes Bush's presentation. 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.

Frank Moore (Media) 
(310) 201-3335

Gaston Kent (Investors) 
(310) 201-3423