Tammy Monday

Safety & Ecology Corp. provides environmental engineering and contract services. It offers construction, remediation and demolition, environmental services and environmental technology. The company was founded by Christopher P. Leichtweis in 1991 and is headquartered in Knoxville, TN.

APTIM Federal Services LLC provides construction and contractual services for residential and single family homes. The company is headquartered in Baton Rouge, LA.

Institute of Nuclear Power Operations, Inc. operates commercial nuclear power plants. It helps the nuclear power industry in achieving the level of safety and reliability through plant evaluations, training and accreditation, events analysis and information exchange and assistance. The company was founded in December 1979 and is headquartered in Itasca, IL.

The Nuclear Waste Management Organization designs and implements plan for the long-term management of used nuclear fuel. The company was founded in 2002 and is headquartered in Toronto, Canada.

Atomic Energy of Canada Ltd. provides nuclear utility services. Its mandate is to enable nuclear science and technology and to protect the environment by fulfilling the government of Canada’s radioactive waste and decommissioning responsibilities. The company was founded in 1952 and is headquartered in Chalk River, Canada.

Ontario Power Generation, Inc. generates and distributes electricity. It provides nuclear, hydroelectric, and thermal power generation through wind turbine, nuclear, hydroelectric, biomass, and thermal stations. The company was founded on December 1, 1998 and is headquartered in Toronto, Canada.

US Department of Energy Develops energy technologies for buildings, homes, transportation power systems and industry. The company was founded in 1977 and is headquartered in Washington, DC.

PlasMet Corp. provides industrial research services. The company's research methods include recover gold, silver, platinum, nickel, titanium and other precious metals from complex concentrates which are difficult to process using conventional hydrometallurgical methods. The company was founded on January 9, 2007 and is headquartered in Richland, WA

British Nuclear Fuels Plc provides nuclear fuel services and generates electricity. Its activities include cover remediation, decommissioning, waste management, and effluent treatment. The company was founded in 1971 and is located in Warrington, UK.

Energy Northwest produces electric power. It also provides operations and maintenance services for generating facilities owned by other utilities, and develops new power generation facilities to meet growing demand. The company was founded in 1957 and is headquartered in Richland, WA.

Technical Resources International, Inc. provides research and communications services. It offers services such as clinical research, product development, communications and information technology services that include clinical operations, data management and bio statistics, toxic vigilance and health assessment, market research, strategic planning, training, multimedia design and production, systems integration, business intelligence for clinical research and custom applications development. The company was founded by Anthony Lee in 1979 and is headquartered in Bethesda, MD.

Pecos, Inc. distributes petroleum products. The company is headquartered in Fort Worth, CA.

Part of BWX Technologies, Inc., Babcock & Wilcox Technical Services Group, Inc. designs, engineers, constructs and services boilers and other power generating equipment. The company is based in Lynchburg, VA.

Safety & Ecology Holdings Corp. provides environmental, infrastructure and nuclear energy services. It offers construction, remediation, and demolition services, such as facility deactivation, decontamination, site closure, threat reduction, security, and federal facility specialty construction and environmental services. The company is headquartered in Oak Ridge, TN.

SAI Interactive, Inc. develops educational software. The company was founded by Sheila C. Boyington and Dane R. Boyington in 1997 and is headquartered in Chattanooga, TN.

GEM Technologies, Inc. provides general contracting services. It offers engineering and technical services, facility and infrastructure management, construction and environmental services to federal government agencies, state and municipal governments, universities, and an assortment of private industry enterprises. The company was founded by Michael H. Evans in 1994 is headquartered in Knoxville, TN.

Leidos, Inc. provides scientific, engineering, systems integration and technical services and solutions. It offers solutions and services that leverage the power of data analytics, systems integration, and cyber security across national security, health, and engineering markets. The company was founded by John Robert Beyster in June 1969 and is headquartered in Reston, VA.

Perma-Fix Northwest, Inc. provides technical consulting services. The firm operates its business through three reportable segments: Treatment, Services and Medical. The company is headquartered in Richland, WA.

Part of BWX Technologies, Inc., B&W Technical Services Group, Inc. provides scientific and technical services. The company is based in Idaho Falls, ID.

CTG LLC is a tower infrastructure company. The private company is based in Charlotte, NC. Stanley Robert Cochran has been the CEO of the company since 2015.

B&W Technical Services Y-12 LLC national security complex for department of energy and national nuclear security administration. Its complex makes, dismantles, refurbishes, stores & manages nuclear weapons & weapon components & secures nuclear material & equipment from foreign sources, downblends nuclear material & provides fuel for research and naval reactors. The company was founded in 2000 and is headquartered in Oak Ridge, TN.

Longenecker & Associates, Inc. provides technical and management support to the nuclear and environmental management, science and defense industries. The company was founded in 1989 and is headquartered in Las Vegas, NV.

Part of Perma-Fix Environmental Services, Inc., Pacific EcoSolutions, Inc. provides mixed waste management. The company is based in Richland, WA.

Part of TTG Imaging Solutions LLC, Digirad Health, Inc. delivers convenient, effective, and efficient diagnostic imaging solutions on an as needed, when needed, and where needed basis. Digirad Health is based in Suwanee, GA. Digirad Health was acquired by TTG Imaging Solutions LLC from Star Equity Holdings, Inc. on May 05, 2023 for $40 million. The company offers a wide range of imaging services designed to increase the efficiency and profitability of nuclear labs, including mobile nuclear cardiology services, nuclear camera rentals, and nuclear medicine support services.