Tetra Tech HEI's unique combination of technical expertise and commitment to customer success make us a preferred partner to accomplish national security, environment and energy missions

• Established in 1994
• Headquartered in Oak Ridge, Tennessee
• Active GSA Federal Supply Schedule

Tetra Tech HEI has a strong record of performance in providing technical services to U.S. Government organizations, government contractors and private industry. Current and past customers include:

• B&W Y-12 (Y-12 National Security Complex)
• DOE Portsmouth/Paducah Project Office
• UT-Battelle (Oak Ridge National Laboratory)
• Restoration Services, Inc.
• Keane, Inc. (FBI/DOJ support)
• Sandia Corporation (Sandia National Laboratory)
• B&W Pantex (Pantex Plant)
• Los Alamos National Laboratory
• Savannah River Site
• National Security Technologies (Nevada National Security Site)
• National Nuclear Security Administration
• Hanford Site - Richland, Washington
• Brookhaven National Laboratory
• United States Enrichment Corporation (USEC)

Related Links

• U.S. Department of Energy
• U.S. Department of Energy National Nuclear Security Administration
• B&W Y-12
• Oak Ridge National Laboratory
• B&W Pantex
• Sandia National Laboratories
• Savannah River Site
• Tetra Tech