| 1 | 2 | Y-12 National Security Complex P.O. Box 2009 Oak Ridge, TN 37831
| 865-574-1000 y12.doe.gov
| 5,040 NA / NA NA / NA
| Manufacturing, government Refurbishing nuclear weapon components, storage & recycling of nuclear material
| B&W Y-12 NNSA Oak Ridge, TN Washington, DC $1 billion
| Charles G. Spencer President, general manager 1943
|
| 2 | 1 | Oak Ridge National Laboratory 1201 Oak Ridge Turnpike, Ste. 100 Oak Ridge, TN 37831
| 865-220-5101 ornl.gov
| 4,565 NA / NA NA / NA
| Government Dept. of Energy facility that conducts research and development
| UT-Battelle Oak Ridge, TN
| Dr. Thomas E. Mason Laboratory director 1943
|
| 3 | 14 | Anderson County Government 100 N. Main St. Clinton, TN 37716
| 865-457-5400 andersontn.org
| 1,803 NA / NA NA / NA
| Government County government
| NA NA $32 million
| Terry Frank Mayor 1801
|
| 4 | 3 | Methodist Medical Center of Oak Ridge 990 Oak Ridge Turnpike Oak Ridge, TN 37830
| 865-835-1000 mmcoakridge.com
| 1,173 NA / NA NA / NA
| Service Health care system
| Covenant Health Knoxville, TN $162.1 million
| Mike Belbeck President, CAO 1942
|
| 5 | 5 | Anderson County Schools 101 S. Main St., Ste. 500 Clinton, TN 37716
| 865-463-2800 acs.ac
| 1,077 1,002 / 75 NA / NA
| Government Public education system
| NA NA $66.5 million
| Larry Foster Director of schools 1801
|