- Atom Sciences, Inc.
114 Ridgeway Center, Oak Ridge.....423-483-1113
- EG&G, Inc.
801 South Illinois Avenue, Oak Ridge.....423-483-2121
- ERC International, Inc.
702 South Illinois Ave, Ste B102, Oak Ridge.....423-482-7973
- HNU Systems
Bethel Valley Industrial Park, 1003 Larsen Dr., Oak Ridge.....423-482-2444
- International Technology Corporation (IT)
1550 Bear Creek Rd, Kingston.....423-482-9707
- Lansinoh Laboratories
1670 Oak Ridge Turnpike, Oak Ridge.....423-481-3224
- Material Engineering & Testing Corporation
125 Valley Court, P.O. Box 4536, Oak Ridge.....423-482-7762
- Oak Ridge Associated Universities (ORAU)
P.O. Box 117, Oak Ridge.....423-576-3300
- Oxford Instruments, Inc.
601 Oak Ridge Turnpike, Oak Ridge.....423-483-8405
- VWR Scientific
161 Mitchell Road, Oak Ridge.....423-481-0874
- Wastech, Inc.
P.O. Box 4638, Oak Ridge.....423-483-6515
- M.K. Wilson & Associates, Inc.
Executive Plaza, 550 Oak Ridge Turnpike, Oak Ridge.....423-482-9442