| Government Customers (US) |
| Draper Laboratory |
| Food and Drug Administration (FDA) |
| Lawrence Livermore National Laboratory |
| Los Alamos National Laboratory |
| MIT Lincoln Labs |
| Mitre Corporation |
| NASA - Ames Research Center |
| NASA - Glenn Research Center |
| NASA - IV&V Center |
| NASA - Johnson Space Center |
| NASA - Marshall Space Flight Center |
| National Institute of Standards and Technology (NIST) |
| Sandia National Laboratories |
| US Air Force - Elmendorf AFB |
| US Air Force - Robins Air Force Base |
| US Army |
| US Navy - Fleet Numerical Meteorological and Oceanography Center |
| US Navy - Naval Air Warfare Center |
| US Navy - Naval Computer and Telecommunications Station |
| US Navy - Naval Research Laboratory (NRL) |
| US Navy - Naval Surface Warfare Center |
| US Navy - Navy Engineering Logistics Office |
| US Navy - Office of Naval Research (ONR) |
| US Navy - Space and Naval Warfare Systems (SPAWAR) |
