2015 Top 100
28: MANTECH INTERNATIONAL
| Top 100 Revenue: | $1,041,000,000 |
| Defense Revenue: | $952,000,000 |
| Civilian Revenue: | $89,000,000 |
| 2014 Revenue: | $1.8 billion |
| 2014 Earnings: | $47.3 million |
| 2013 Revenue: | N/A |
| 2013 Earnings: | N/A |
| Number of employees: | 7,100 |
| Headquarters: | Herndon, Virginia |
| Website: | https://www.mantech.com/ |
| Leadership: | George Pedersen, founder, chairman and CEO Daniel Keefe, president and COO, Mission Solutions and Services Group, William Varner, persident, Mission, Cyber and Intelligence Solutions Group |
| Ticker: | Privately held |
| Lines of business: | Mission Solutions & Services, Mission, Cyber and Intelligence, and Commercial Services |
| Major customers: | Intelligence community, Defense, Army, Navy, Marine Corps, Air Force, State, DHS, Energy, Justice, FBI, space community, NOAA |
| Major contracts/projects: | Alliant, CIO-SP3, Encore II, DHS Eagle, CMS ESD, ITSS-4, Seaport-e, S3, TABSS, DIA SITE, FBI Triple S, OASIS |