- Centers for Medicaid and Medicare Services
- U.S. Department of Agriculture
- U.S. Department of Homeland Security
- U.S. Department of Defense
- U.S. Army Corps of Engineers
- CSRA International
- National Institutes of Health
- TeraThink, Inc.
- National Park Service
- U.S. Government Printing Office
- U.S. Department of Justice, Drug Enforcement Administration
- U.S Securities and Exchange Commission
- Montgomery County, State of Maryland
- U.S. Housing and Urban Development
- Suffolk County,
State of New York