| ACS - Affiliated Computer Services |
| Advanced Concepts, Inc. |
| Aerojet |
| Alliant TechSystems |
| Allianze Life Insurance Company of North America |
| AmeriPath - A Quest Diagnostics Company |
| ARAS Corporation |
| ATK |
| Atlantis Systems America, Inc. |
| Auto-trol Technology |
| BAE Systems |
| Barling Bay, LLC |
| BlueForce, LLC |
| Boeing Commercial Airplanes |
| Booz Allen Hamilton |
| Bowhead Information Technologies Services |
| Bureau of Land Management |
| Business Transformation Agency |
| CBAIA |
| Centurum Information Technologies |
| CLPLM |
| CMIC Services |
| Cobham Analytic Solutions |
| Concurrent Technologies Corporation |
| CSC |
| CSL Consulting |
| Current CM |
| DOD |
| Donaldson Company, Inc. |
| DRS-C3 Systems |
| E-ONE |
| Eagan, McAllister & Associates, Inc. |
| Eglin AFB |
| Enterprise Informatics |
| Federal Aviation Administration |
| GAO - US Gov't Accountability Office |
| General Dynamics - AIS |
| General Dynamics Ordinance and Tactical |
| General Dynamics Robotic Systems |
| GeoDecisions |
| Goodrich Sensors and Integrated Systems |
| Hamilton Sundstrand |
| Honeywell International |
| Hutchinson Technology Inc. |
| iGov Technologies |
| i-Infusion/Imagine Technology, Inc. |
| IDEXX Laboratories, Inc. |
| InDyne Inc. |
| ITT Corporation |
| Jacobs Technology |
| Kelly Aerospace Power Systems |
| Kratos Defense & Security Solutions |
| L-3 Communications |
| Lockheed Martin |
| Marathon Oil |
| MARCORSYSCOM |
| McLaughlin Research Corp |
| MedImpact Healthcare Systems, Inc. |
| Medtronic Inc/Neuromodulation |
| Meta-Fleet International Corp. |
| Microsoft Corp |
| Millennium Data Management |
| MITRE |
| MRI Technologies |
| mst-Consult |
| MTCSC |
| NACMA - NATO |
| NASA Langley Research Center |
| NASA: John H Glenn Research Center |
| National Security Technologies |
| Naval Surface Warfare Center - NSWC Crane Division |
| NAVAIR |
| NCI Information Systems, Inc. |
| NDI |
| Neuma Technology, Inc. |
| Nexteer Automotive |
| Nonin Medical Inc. |
| Northrop Grumman Corporation |
| Nouvella Consulting Services, Ltd |
| NOVA Technologies |
| NSWC - Crane, IN |
| NSWC - Panama City, FL |
| Oshkosh Corporation |
| Philips Lifeline |
| Privy Council Office |
| Qinetiq North America |
| Radant Technologies, Inc. |
| Rawling Consulting |
| SAIC |
| Sandia National Lab |
| Scientific Research Corporation |
| Scitor Corporation |
| Siemens Healthcare |
| SimVentions, Inc. |
| Skylla Engineering |
| SNVC |
| Space and Naval Warfare Systems Center (SPAWAR) |
| Space Missions Spacecraft Systems |
| Spradlin Technologies |
| SSAI |
| Stanley Associates |
| Terma North America |
| TerpSys |
| Thales Canada, Inc. |
| The Energy Authority, Inc. |
| The Options Clearing Corporation |
| Tracfone Wireless, Inc. |
| Tri-Star Engineering, Inc. |
| TYBRIN Corporation |
| Unisys Corporation |
| United Space Alliance |
| URS Corporation |
| US Air Force |
| US ARMY ARDEC |
| US Coast Guard |
| US Department of Transportation |
| US Marine Corps |
| usb Management Consulting and System Development GmbH |
| Varian Semiconductor |
| Vickers & Nolan Enterprises |
| Whirlpool Corporation |
