Anteon Awarded $150M Information Sharing System Support Contract.

FAIRFAX, Va. -- Anteon International Corporation (NYSE:ANT), a leading information technology and systems engineering and integration company, announced today that it was awarded a five-year contract to support the Combined Enterprise Regional Information Exchange System (CENTRIXS) and Linked Operations Intelligence Center Europe (LOCE) programs. The contract to support these two multinational information sharing programs was awarded by the Department of Army Research, Development and Engineering Command Acquisition Center, Aberdeen, MD. The contract ceiling for Anteon's contract is $150 million.

Under this contract, the Anteon team will provide highly specialized information technology services for continued development, operations and maintenance of global enterprise computer networks supporting coalition forces in the global war on terrorism, Operation Enduring Freedom, Operation Iraqi Freedom and NATO operations.

"Today's environment demands increasingly complex information processing and telecommunications systems to counter international terrorists, regional extremists and traditional military threats," said Joseph M. Kampf, Anteon President and CEO. "I am very proud of Anteon's role in developing such systems. LOCE, for example is one of the most widely used allied/coalition C4I information systems in the world. We look forward to continuing and expanding our services to provide for more efficient and timely information sharing between Department of Defense and coalition partners."

About Anteon

Anteon, headquartered in Fairfax, Virginia, is a leading information technology and engineering solutions company providing support to the federal government and international sectors. For over 28 years, the Company has designed, integrated, maintained and upgraded state-of-the-art systems for national defense, intelligence, emergency response and other high priority government missions. Anteon also provides many of its government clients with the systems analysis, integration and program management skills necessary to manage the development and operations of their mission critical systems. The Company currently has approximately 8,500 employees in more than 100 offices worldwide. Anteon consistently ranks among the top information technology integrators based on independent surveys. Anteon was cited by Forbes Magazine, in 2004, as one of the 25 fastest growing technology companies and named one of the world's top 100 information technology companies in Business Week's INFOTECH 100 Annual Report for the last two consecutive years. For more information, visit www.anteon.com.

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