- ACS State & Local Solutions, Inc.
- Anteon, Inc.
- Claritas, Inc.
- Deutsche Financial Services
- Discovery Communications, Inc.
- Do Diligence
- Electronic Data Systems (EDS)
- Ernst & Young
- Health Alliance Plan
- InfoGroup, Inc.
- Information Technology Services, Inc.
- Mitretek Systems
- Provident Life Insurance Company
- Sargent Cycle, Inc.
- Tompkins Builders, Inc
- Internal Revenue Service
- U.S. Naval Supply Systems Command (NAVSUP)
- U.S. Naval Sea Logistics Center Detachment Atlantic (NAVSEA)
- U.S. Department of Treasury
- U.S. Department of Treasury - Departmental Offices
- U.S. Department of the Interior
- Bureau of Consumer Financial Protection
- Small Business Administration
- International Trade Commission
- American Association of Motor Vehicle Administrators (AAMVA)
- City of Alexandria
State of Maryland
- Office of Attorney General
- Board of Contract Appeals
- Department of Transportation
- Department of Health and Mental Hygiene
- Insurance Administration
- Department of Juvenile Justice
- Emergency Management Agency
- Institute for Emergency Medical Services