RESTON, Va., Feb. 25, 2009 -- Northrop Grumman Corporation (NYSE:NOC) has received a follow-on contract from XO Communications for computer desktop management that will improve user access to software and technology services.

Northrop Grumman's Information Systems sector will deploy 4,500 personal computers, laptops and servers to XO Communications employees nationwide, as well as provide help desk services, server administration, field and desktop support, and administration of the company's computer parts depot.

"With Northrop Grumman, XO Communications gains a recognized industry leader in desktop managed services," said Ed Sturms, vice president of Information Technology Outsourcing for Northrop Grumman Information Systems. "We will provide XO Communications and its employees with dedicated technicians and a reliable investment in innovative technology."

The four-year, $13.7 million contract is a renewal of a contract awarded to Northrop Grumman in 2003.

Northrop Grumman's teammate on the contract is KST Data, Los Angeles.

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.

  CONTACT: Christy Whitman
         Northrop Grumman Information Systems
         (571) 213-5302
         Juli Ballesteros, APR
         Northrop Grumman Information Systems
         (703) 556-2736