- Amazon
- Lockheed Martin
- The Windermere Group
- SAIC
- Booz Allen Hamilton
- Information Management Services
- Epixtech
- NAS Patuxent River
- Motorola
- Northrop Grumman
- DCS Corporation
- Progeny Systems
- CTSi
- Smarttronics
- AMEWAS, Inc.
- Practical Environmental Consultants, Inc.
- BAE Systems