2010 Top 100

31: ManTech International Corp.
Top 100 Revenue: $855,567,586
Defense Revenue: $653,555,204
Civilian Revenue: $202,012,382
2009 Revenue: $2 billion
2009 Earnings: $111.8 million
2008 Revenue: $1.9 billion
2008 Earnings: $90.3 million
Number of employees: 8,900
Headquarters: Fairfax, Va.
Website: www.mantech.com
Leadership:

George J. Pedersen, chairman, CEO and co-founder

Lawrence Prior III, president and COO; Louis Addeo, president, Technical Services Group; L. William Varner, president, Cyber & Technology Solutions Group; Terry Ryan, president, Engineering and Advanced Technology Group

Ticker: MANT
Lines of business: Systems engineering and integration, technology and software development, enterprise security architecture, intelligence operations support, critical infrastructure protection and computer forensics
Major customers: Defense Department, State Department, Homeland Security Department, Justice Department, NASA, Army and Defense Advanced Research Projects Agency
Major contracts/projects: Under a five-year, $286 million contract from the Army’s Electronic Proving Ground, ManTech is supporting testing for Command, Control, Communications, Computers and Intelligence, navigation, and sensor systems for reliability, availability and maintainability, electromagnetic interference/compatibility, and security.