Anteon Awarded $18.5M DoD Healthcare Services Contract by U.S. Air Force Surgeon General; Systems Integrator to Establish and Operate Patient Safety Program.

FAIRFAX, Va. -- Anteon International Corporation (NYSE: ANT), a leading information technology, systems integration and engineering services company, today announced that it has been awarded a contract by the U.S. Air Force Surgeon General to establish and operate the Military Health System Patient Safety (PS) Systems Support and Data Analysis Program at 34 Air Force sites across the continental United States (CONUS), Alaska, Germany, Italy, United Kingdom, Korea, and Japan. The estimated value of this contract, if all options are exercised, is $18.5 million over a five-year period of performance.

"Anteon's work with the Air Force Surgeon General is a cornerstone of our military healthcare technology services business; this award clearly demonstrates the depth of our company's knowledge and competency in providing high-quality healthcare support for our military," stated Dan Johnson, Anteon chief operating officer. "Anteon will assist the Air Force in completing its mission at the military treatment facility level, meeting the health care delivery system goals at every level - headquarters, the major commands, and at the deck plate of facilities delivering healthcare benefit to our nation's warfighters and their families. We will work closely with the Air Force leadership to promote a culture of safety throughout each facility."

Anteon will administer and manage day-to-day patient safety program systems support and data analysis operations encompassing all aspects of inpatient and ambulatory care, support functions, and collaboration with the Performance Improvement, Quality Management, and Risk Management offices. Anteon will identify, recommend, and implement process improvements leading to the formulation of policies to affect safer care, as well as make recommendations for organizational changes leading to safer patient care delivery. Anteon is also responsible for coordination of root cause analysis, failure mode and effect analysis, and other patient safety initiatives.

About Anteon

Anteon, headquartered in Fairfax, Virginia, is a leading information technology company serving the U.S. Federal government and international customers. Anteon designs, integrates, maintains, and upgrades state-of-the-art systems for national defense, intelligence, homeland security, and other high priority government missions. Anteon provides numerous government clients with the systems integration, strategy and program management, systems engineering, operations services, and simulation and training skills necessary to manage the development and operations of their mission critical systems. The Company was founded in 1976 and currently employs over 9,500 employees in more than 100 offices worldwide. Anteon consistently ranks among the top information technology integrators based on independent surveys, and has been named to the Forbes List of the 400 Best Big Companies in 2005, earning distinction on the Forbes Platinum List. Anteon is listed on the Standards & Poor's MidCap 400 Index. For more information, visit www.anteon.com.

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The statements contained in this release which are not historical facts are forward-looking statements that are subject to risks and uncertainties that could cause actual results to differ materially from those set forth in, or implied by, forward-looking statements. The Company has tried, whenever possible, to identify these forward-looking statements using words such as "projects," "anticipates," "believes," "estimates," "expects," "plans," "intends," and similar expressions. Similarly, statements herein that describe the Company's business strategy, outlook, objectives, plans, intentions or goals are also forward-looking statements. The risks and uncertainties involving forward- looking statements include the Company's dependence on continued funding of U.S. government programs, government contract procurement and termination risks, including risks associated with bid protests, and other risks described in the Company's Securities and Exchange Commission filings. These statements reflect the Company's current beliefs and are based upon information currently available to it. Be advised that developments subsequent to this release are likely to cause these statements to become outdated with the passage of time. The Company does not currently intend, however, to update the guidance provided today prior to its next earnings release.