News Releases

Northrop Grumman Assigns Two Top Executives, Art Stephenson and Dave Rosener, to Senior Roles on the NPOESS Program

REDONDO BEACH, Calif., Dec. 20, 2006 (GLOBE NEWSWIRE) -- Northrop Grumman Corporation (NYSE:NOC) has assigned two current vice presidents to new responsibilities on the National Polar-orbiting Operational Environmental Satellite System (NPOESS) program. NPOESS is the nation's next-generation low-Earth orbiting remote sensing system and will provide environmental data to military and civilian users.

The new assignments are for Art Stephenson and David Rosener. Stephenson will serve as vice president and deputy program manager, responsible for day-to-day program operations and execution. Rosener, vice president and deputy program manager, will focus his efforts on the successful development of the Visible Infrared Imaging Sensor (VIIRS) by subcontractor Raytheon Company.

"We are committed to delivering this important national asset to our customers with no gaps in environmental coverage," said Alexis Livanos, president of Northrop Grumman's Space Technology sector. "We have been successfully executing to plan during the past year, and will continue to focus our efforts on the successful execution of this complex system. Art will bring additional management depth to our NPOESS team, while Dave will focus on subcontractor performance."

Stephenson previously served as vice president for Space Exploration Systems. Prior to that, Stephenson was the vice president of Directed Energy Systems, where he launched the directed energy business for the Space Technology sector. He brings a depth and breadth of experience including 28 years with TRW and as director of NASA's Marshall Space Flight Center from 1998 to 2003.

Rosener has served in his current position since April 2005. He joined the company in 2002 as the director of Subcontracts and was appointed vice president of Subcontracts in 2004. Before coming to Northrop Grumman, Rosener was vice president of Space and Launch Systems for Astrolink International.

Northrop Grumman Corporation is a $30 billion global defense and technology company, whose 120,000 employees provide innovative systems, products, and solutions in information and services, electronics, aerospace and shipbuilding to government and commercial customers worldwide.

CONTACT:  Sally Koris
          Northrop Grumman Space Technology
          (310) 812-4721
          (310) 567-5279 (cell)
          Sally.koris@ngc.com