Northrop Grumman to Enhance Air Traffic Communications Across the Netherlands

LONDON, April 29, 2010 - Northrop Grumman Corporation's (NYSE: NOC) Europe-based air traffic
management subsidiary, Northrop Grumman Park Air Systems, has been awarded a
multi-million dollar contract by Air Traffic Control the Netherlands (LVNL)
for the nationwide upgrade and renewal of the air traffic control
communications infrastructure serving ATC centres and civil airports in the
Netherlands.

The digital end-to-end voice communication system will consist of
Northrop Grumman's GAREX 220 switching systems and PAE T6 air-ground radios
at Amsterdam Airport Schiphol, Rotterdam the Hague Airport, Groningen Airport
Eelde, and Maastricht Aachen Airport and their associated radio ground
stations. When complete, the programme will provide fully-integrated air
traffic control voice communications across the Netherlands.

"The Northrop Grumman Park Air Systems solution was chosen as the result
of an international tendering procedure," said Paul Riemens, chief executive
officer of Air Traffic Control the Netherlands. "We are pleased to be able to
continue our nearly 40-year cooperation and are confident that LVNL will get
a world-class air traffic control communication system that will support the
safety of flights in Dutch airspace for decades to come."

"For more than half a century, Northrop Grumman Park Air Systems has been
at the forefront of designing and delivering the most innovative and reliable
civilian and military air traffic management systems available," said Eldar
Hauge, managing director for Northrop Grumman Park Air Systems in Norway. "We
are extremely proud of this award, which we see as a demonstration of our
understanding of the challenges of air traffic control operations in
congested airspace and busy airports."

Northrop Grumman Park Air Systems, based in Oslo and Horten, Norway, and
in Peterborough, UK supplies air traffic management systems for air-space
operations worldwide.

In continental Europe Northrop Grumman operates from locations in France,
Germany, Italy and Norway, providing navigation, air traffic control and
postal automation systems. In the UK, Northrop Grumman has a strong presence
with a heritage spanning nearly 100 years. The company operates from a number
of locations across the UK and provides avionics, communications, electronic
warfare systems, marine navigation systems, unmanned ground vehicle systems,
C4ISR solutions and mission planning, IT systems and software development,
aircraft whole life support and airport security solutions.

Northrop Grumman Corporation is a leading global security company whose
120,000 employees provide innovative systems, products, and solutions in
aerospace, electronics, information systems, shipbuilding and technical
services to government and commercial customers worldwide.

Ken Beedle of Northrop Grumman Corporation, +44-207-747-1910, +44-7787-174092, Ken.beedle at euro.ngc.com