The nuclear research and development industry is anchored in the exploration and practical application of atomic and nuclear energy. Companies in this sector, such as Idaho National Laboratory and Westinghouse Electric Company, offer a diverse range of solutions, including advanced reactor technologies, nuclear propulsion, commercial nuclear components, fuel services and strategic nuclear materials. They are at the forefront of delivering clean, abundant energy, exploring the potential for decarbonized heat generation and water desalination, among others. Given the mounting global pressure to secure a sustained, clean energy future, this industry is poised to play a critical role in shaping the world's energy landscape.


Top 25 Nuclear Research and Development Companies

1. Idaho National Laboratory

  • Website: inl.gov
  • Headquarters: Idaho Falls, Idaho, United States
  • Founded: 1949
  • Headcount: 5001-10000
  • Latest funding type: Grant
  • LinkedIn

The company, INL, specializes in building advanced nuclear reactors for this century. They offer innovative applications for maritime propulsion, space technologies, decarbonized heat generation, water desalination, and hydrogen production. They aim to provide abundant clean energy to the world.


2. BWX Technologies, Inc.

  • Website: bwxt.com
  • Headquarters: Lynchburg, Virginia, United States
  • Founded: 1867
  • Headcount: 5001-10000
  • Latest funding type: Post Ipo Debt
  • LinkedIn

BWXT is a nuclear technology company that specializes in a wide range of products and services related to nuclear power, such as naval nuclear propulsion, commercial nuclear components, nuclear fuel, and strategic nuclear materials. They also provide complex operations management, environmental management, nuclear medicine, research, and advanced technologies.


3. Westinghouse Electric Company

  • Website: westinghousenuclear.com
  • Headquarters: Cranberry Township, Pennsylvania, United States
  • Founded: 1884
  • Headcount: 5001-10000
  • Latest funding type: Acquired
  • LinkedIn

Westinghouse Nuclear is a global leader in providing tomorrow's energy solutions. They specialize in planning and licensing, spent fuel services, cranes and fuel handling, decontamination, nuclear components manufacturing, dismantling, and waste management. With a focus on safety and innovation, they offer a wide range of products and services for the nuclear industry.


4. Igcar

IGCAR (Indira Gandhi Centre for Atomic Research) is a government organization focused on nuclear research and development. It offers various career opportunities and research projects in the field of atomic energy. The organization conducts outreach programs, awareness events, and collaborates with other institutions. IGCAR aims to promote nuclear safety and contribute to the nation's development in the context of Azadi Ka Amrit Mahotsav.


5. Invap

  • Website: invap.com.ar
  • Headquarters: San Carlos De Bariloche, Rio Negro, Argentina
  • Founded: 1976
  • Headcount: 1001-5000
  • LinkedIn

INVAP is a world-class model in technological projects and the leader of development in Argentina. With over 40 years of experience, INVAP develops high-end technological systems in the areas of Nuclear, Aerospace, Defense, Security & Environment, and Medical Systems.


6. Savannah River Nuclear Solutions

Savannah River Nuclear Solutions (SRNS) is a leading company in the nuclear energy industry. With a focus on clean energy, SRNS provides innovative solutions and services in the field of nuclear power. They offer a range of services including research and development, nuclear waste management, and decommissioning. SRNS is committed to promoting sustainable energy and advancing technology in the nuclear sector.


7. National Nuclear Laboratory

  • Website: nnl.co.uk
  • Headquarters: Warrington, England, United Kingdom
  • Founded: 2008
  • Headcount: 501-1000
  • LinkedIn

NNL is a UK government owned and operated nuclear services technology provider. They combine science and technology expertise with a passion for research and development to solve complex nuclear issues for customers, the UK Government, and regulators.


8. Necsa

  • Website: necsa.co.za
  • Headquarters: Brits Magisterial District, North West Province, South Africa
  • Founded: 2000
  • Headcount: 1001-5000
  • LinkedIn

Necsa is a state-owned company in South Africa established under the Republic of South Africa Nuclear Energy Act. It operates in the nuclear industry and specializes in nuclear operations, advanced manufacturing, and technology development. Necsa is known for its contributions to industrial applications, medical diagnostics and therapy, materials beneficiation, nuclear waste management, non-proliferation of nuclear materials, nuclear manufacturing, and clean energy solutions.


9. Canadian Nuclear Laboratories

  • Website: cnl.ca
  • Headquarters: Chalk River, Ontario, Canada
  • Founded: 2014
  • Headcount: 1001-5000
  • LinkedIn

CNL is a Canadian company focused on nuclear power and research. They offer cutting-edge research in targetted alpha therapies and are involved in the development of Small Modular Reactors (SMRs). CNL conducts environmental remediation projects and works towards Canada's clean energy future.


10. Triumf

  • Website: triumf.ca
  • Headquarters: Vancouver, British Columbia, Canada
  • Founded: 1968
  • Headcount: 201-500
  • LinkedIn

TRIUMF is a Canadian particle accelerator center that specializes in research and development in the field of nuclear physics. They offer innovative solutions and services in detection systems, data analysis, and medical isotope production. With a focus on nuclear astrophysics and nuclear fusion, TRIUMF is at the forefront of scientific advancements.


11. National Nuclear Energy Agency

  • Website: batan.go.id
  • Headquarters: Yogyakarta, Yogyakarta, Indonesia
  • Headcount: 1001-5000
  • LinkedIn

BATAN (Badan Tenaga Nuklir Nasional) is the National Nuclear Energy Agency of Indonesia. It specializes in the research and development of nuclear energy and applications, including nuclear medicine, radioisotope production, and radiation technology. BATAN works towards promoting peaceful uses of nuclear energy and ensuring its safe and sustainable implementation in various sectors.


12. TechnicAtome

TechnicAtome is a nuclear engineering company specializing in the design, development, and operation of nuclear reactors and infrastructure. They provide high-value services and solutions for research, defense, and civil nuclear projects. With a focus on safety and expertise in propulsion and power generation, TechnicAtome supports the national and international nuclear industry.


13. Instituto Nacional de Investigaciones Nucleares

  • Website: inin.gob.mx
  • Headquarters: Ocoyoacac, Mexico State, Mexico
  • Founded: 1956
  • Headcount: 201-500
  • LinkedIn

The company provides nuclear research and development services, with a focus on innovation and technological capabilities.


14. Pakistan Atomic Energy Commission (PAEC)

  • Website: paec.gov.pk
  • Headquarters: Islamabad, Islamabad, Pakistan
  • Founded: 1956
  • Headcount: 5001-10000
  • LinkedIn

Pakistan Atomic Energy Commission (PAEC) is a government organization responsible for the country's nuclear power program. They focus on the development and usage of nuclear technology for various applications such as power generation, agriculture, medicine, and industry.


15. Rosatom America Latina

Rosatom is a global technological leader specializing in nuclear energy solutions, as well as conducting research and development across a variety of sectors such as hydro and wind power, radiation technology, and desalination.


16. Royal Academy of Engineering

  • Website: raeng.org.uk
  • Headquarters: London, England, United Kingdom
  • Founded: 1976
  • Headcount: 51-200
  • LinkedIn

The company is a leader in driving technical and engineering innovation and excellence in the nuclear industry. They specialize in solving complex decommissioning challenges and have a Chief Operating Officer with decades of experience across the nuclear lifecycle. Their expertise is internationally recognized, and they serve on expert committees and reviews for prestigious organizations like the International Atomic Energy Agency.


17. TerraPower LLC

  • Website: terrapower.com
  • Headquarters: Bellevue, Washington, United States
  • Founded: 2006
  • Headcount: 51-200
  • Latest funding type: Series A
  • LinkedIn

TerraPower is a clean energy company that aims to address the growing demand for electricity by advancing nuclear energy. They focus on developing groundbreaking technologies, including nuclear science for medical isotopes to treat cancer. TerraPower is dedicated to lifting billions out of poverty through clean energy solutions.


18. First Light Fusion

  • Website: firstlightfusion.com
  • Headquarters: Yarnton, Oxfordshire, United Kingdom
  • Founded: 2011
  • Headcount: 11-50
  • Latest funding type: Series C
  • LinkedIn

First Light Fusion is a leading inertial fusion start-up that aims to solve the problem of fusion power. Their unique target designs, consisting of an amplifier and a fuel capsule, boost the pressure of projectile impact and create convergence for focusing shockwaves onto the fuel capsule. They use two-stage gas guns and electromagnetic launch achieved with pulsed power machines to launch the projectiles. Their core process is simpler and fits with existing power plant engineering, providing a technology that can scale.


19. Northwest Medical Isotopes, LLC

Northwest Medical Isotopes, LLC is a nuclear technology company committed to producing a reliable, securable, and affordable source of medical isotopes worldwide. They are focused on designing and building a radioisotope production facility (RPF) to deliver in-specification Mo-99 to their customers.


20. Chilean Nuclear Energy Commission

  • Website: cchen.cl
  • Headquarters: Santiago, Santiago, Chile
  • Headcount: 201-500
  • LinkedIn

CCHEN is a government institution dedicated to energy, ionizing radiation, and nuclear technologies. They provide products and services, conduct research, and ensure safe and peaceful use of these technologies.


21. Atomic Energy of Canada Limited

  • Website: aecl.ca
  • Headquarters: Chalk River, Ontario, Canada
  • Founded: 1952
  • Headcount: 11-50
  • LinkedIn

AECL is a Canadian company that leverages nuclear science and technology to provide innovative solutions for climate change, healthcare, environmental remediation, and security. They prioritize relationships and collaborations with Indigenous communities, as well as engagement with local communities, stakeholders, and the public.


22. Durnstein Institute of Technology

  • Website: durnstein.org
  • Headquarters: Warren, Pennsylvania, United States
  • Founded: 1931
  • Headcount: 1001-5000
  • LinkedIn

The Durnstein Center for Science and Medicine (DCSM) is a historical research institute offering a wide range of services to the military, federal entities, and non-governmental organizations. Founded by Albert J. Durnstein in 1930, DCSM has a long-standing history of engineering, IT, medical, and defense excellence, providing education opportunities that are often unmatched anywhere else in the world.


23. CANDU Owners Group

  • Website: candu.org
  • Headquarters: Toronto, Ontario, Canada
  • Founded: 1984
  • Headcount: 11-50
  • LinkedIn

CANDU.org is a private, not-for-profit corporation that collaborates with CANDU operating utilities worldwide, Canadian Nuclear Laboratories (CNL), and suppliers and program participants. They strive for excellence in CANDU and advanced nuclear technologies, continuously innovating to ensure safety, efficiency, and environmental performance in nuclear plant equipment and processes.


24. Nuclear Valley

  • Website: nuclearvalley.com
  • Headquarters: Chalon-Sur-Saône, Bourgogne-Franche-Comte, France
  • Founded: 2005
  • Headcount: 11-50
  • LinkedIn

Nuclear Valley is a French nuclear industry association. They collaborate with various stakeholders to support innovation and transformation in the nuclear sector. They offer a platform for members to connect and share expertise, as well as promote their services and products.


25. Centro de Estudios Avanzados de Cuba

CEA-NANO+ RNA3.0 is a Cuban nanotechnology product developed in collaboration with the Pedro Kourí Institute of Tropical Medicine (IPK). The company conducts high-level scientific research in the field of nanosciences, particularly their applications in life sciences.


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