2008 Top 100
45: GTSI Corp.
| Top 100 Revenue: | $397,205,022 |
| Defense Revenue: | $182,974,899 |
| Civilian Revenue: | $214,230,123 |
| 2007 Revenue: | $723.5 million |
| 2007 Earnings: | Loss of $1.8 million |
| 2006 Revenue: | $850.2 million |
| 2006 Earnings: | Loss of $3 million |
| Number of employees: | 679 |
| Headquarters: | Chantilly, Va. |
| Website: | www.gtsi.com |
| Leadership: | Jim Leto, CEO and Scott W. Friedlander, president and COO |
| Ticker: | GTSI |
| Lines of business: | Enterprise computing, security, networking and mobility technologies |
| Major customers: | Federal Bureau of Investigation, Office of the U.S. Courts, General Services Administration, NASA, Army and Defense Intelligence Agency |
| Major contracts/projects: | GTSI is supporting an Information Technology Enterprise Solutions - 2 Hardware contract by the Army. The IDIQ contract, awarded to six companies, is worth $5 billion. |