Top 10 Nuclear Companies in Germany 2025

We’re tracking 176,547 Nuclear companies in Germany.

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Companies	Employees	HQ location	Revenue	Founded	Estimated Traffic	Industries
Steag	View 369 employees	🇩🇪 Nordrhein-Westfalen\|Duesseldorf\|Essen, Essen+2	$ 500-1000M	1937	40,664	Energy, Power Grid
Helmholtz-Zentrum Dresden-Rossendorf	View 515 employees	🇩🇪 Saxony, Dresden+5	$ 500-1000M	2011	638,400	Nuclear, Energy
PreussenElektra	View 184 employees	🇩🇪 Lower Saxony, Hanover+13	$ 500-1000M	1927	31,556	Electrical Distribution, Energy
Desy	View 1,201 employees	🇩🇪 Allemagne, Hamburg+3	$ 100-500M	1959	1,783,904	Semiconductor, Electronics
Physikalisch-Technische Bundesanstalt PTB	View 710 employees	🇩🇪 Lower Saxony, Brunswick+4	$ 100-500M	1887	550,263	Test and Measurement, Infrastructure
GSI Helmholtzzentrum für Schwerionenforschung	View 424 employees	🇩🇪 Hesse, Darmstadt+3	$ 100-500M	1969	463,751	Space Travel, Nuclear
Busch Vakuumteknik Aktiebolag	View 1,662 employees	🇩🇪 Baden-Württemberg, Maulburg+57	$ 100-500M	1963	222,951	Industrial, Manufacturing
Bundesgesellschaft für Endlagerung mbH	View 397 employees	🇩🇪 Niedersachsen\|Peine, Peine+9	$ 100-500M	2016	69,747	Construction, Nuclear
Hüttenwerke Krupp Mannesmann	View 272 employees	🇩🇪 North Rhine-Westphalia, Duisburg+2	$ 100-500M	1909	18,400	Infrastructure, Industrial Engineering
German Federal Ministry of Education and Research (BMBF)	View 444 employees	🇩🇪 Berlin+5	$ 50-100M	1955	802,166	Energy, Nuclear
Steag	View 369 employees	🇩🇪 Nordrhein-Westfalen\|Duesseldorf\|Essen, Essen+2	$ 500-1000M	1937	40,664	Energy, Power Grid
Helmholtz-Zentrum Dresden-Rossendorf	View 515 employees	🇩🇪 Saxony, Dresden+5	$ 500-1000M	2011	638,400	Nuclear, Energy
PreussenElektra	View 184 employees	🇩🇪 Lower Saxony, Hanover+13	$ 500-1000M	1927	31,556	Electrical Distribution, Energy
Desy	View 1,201 employees	🇩🇪 Allemagne, Hamburg+3	$ 100-500M	1959	1,783,904	Semiconductor, Electronics
Physikalisch-Technische Bundesanstalt PTB	View 710 employees	🇩🇪 Lower Saxony, Brunswick+4	$ 100-500M	1887	550,263	Test and Measurement, Infrastructure
GSI Helmholtzzentrum für Schwerionenforschung	View 424 employees	🇩🇪 Hesse, Darmstadt+3	$ 100-500M	1969	463,751	Space Travel, Nuclear
Busch Vakuumteknik Aktiebolag	View 1,662 employees	🇩🇪 Baden-Württemberg, Maulburg+57	$ 100-500M	1963	222,951	Industrial, Manufacturing
Bundesgesellschaft für Endlagerung mbH	View 397 employees	🇩🇪 Niedersachsen\|Peine, Peine+9	$ 100-500M	2016	69,747	Construction, Nuclear
Hüttenwerke Krupp Mannesmann	View 272 employees	🇩🇪 North Rhine-Westphalia, Duisburg+2	$ 100-500M	1909	18,400	Infrastructure, Industrial Engineering
German Federal Ministry of Education and Research (BMBF)	View 444 employees	🇩🇪 Berlin+5	$ 50-100M	1955	802,166	Energy, Nuclear

1. Steag

Steag, based in Germany, stands as a prominent player in the energy sector, particularly in the operation and planning of large-scale power plants, including nuclear facilities. With a deep commitment to innovation and technology in the nuclear industry, Steag’s operations emphasize sustainability, safety, and efficiency. Their strategic focus on advanced energy solutions not only supports Germany’s energy requirements but also contributes significantly to the nation’s energy transition goals, aligning with global environmental standards.

Location 🇩🇪 Nordrhein-Westfalen\|Duesseldorf\|Essen, Essen	Size View 369 employees
Revenue $ 500-1000M	Industries Energy, Science and Engineering
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2. Helmholtz-Zentrum Dresden-Rossendorf

Operating from Dresden, Germany, Helmholtz-Zentrum Dresden-Rossendorf (HZDR) is a premier research institution dedicated to studying matter on micro and macro scales, with a significant focus on nuclear research. HZDR is actively engaged in developing solutions for sustainable and secure energy supplies, utilizing its expertise in high-energy density physics. The center’s cutting-edge research not only supports Germany’s technological advances in nuclear energy but also plays a crucial role in shaping the global future of energy, making profound contributions to societal needs.

Location 🇩🇪 Saxony, Dresden	Size View 515 employees
Revenue $ 500-1000M	Industries Science and Engineering, Energy
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3. PreussenElektra

PreussenElektra, based in Germany, is a prominent player in the nuclear energy sector focusing on the operation of nuclear power plants. With its deep-rooted expertise in generating nuclear power, PreussenElektra plays a crucial role in providing stable and low-carbon energy solutions. The company also emphasizes safety in its operations, complying with Germany’s stringent nuclear regulations. This commitment to safety and sustainable energy makes it a key entity in Germany’s energy landscape.

Location 🇩🇪 Lower Saxony, Hanover	Size View 184 employees
Revenue $ 500-1000M	Industries Energy, Science and Engineering, Manufacturing, Consumer Electronics, Hardware
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4. Desy

Desy, based in Germany, operates as a premier research center focused on particle and photon science. The center plays a crucial role in the global nuclear research landscape, providing essential insights and technological advancements. By utilizing innovative accelerators, Desy generates high-intensity photon beams and other particles, which are key to both fundamental physics research and practical applications like cancer treatment development and materials science enhancement in Germany. This focus on cutting-edge research makes Desy an integral player in pushing the boundaries of nuclear science.

Location 🇩🇪 Allemagne, Hamburg	Size View 1,201 employees
Revenue $ 100-500M	Industries Hardware, Science and Engineering, Consumer Electronics
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5. Physikalisch-Technische Bundesanstalt PTB

Physikalisch-Technische Bundesanstalt PTB, located in Germany, stands as a pivotal institution in the field of scientific metrology. Within the nuclear sector, PTB specializes in precision measurements and standards, providing crucial metrological services for radiation protection instrumentation. This role is critical for ensuring the safety and effectiveness of nuclear activities in Germany. PTB’s contributions help maintain regulatory standards and improve the technological frameworks in nuclear science, playing a key role in advancing nuclear safety and reliability. Their extensive research and specialized services underscore their essential position in Germany’s nuclear industry.

Location 🇩🇪 Lower Saxony, Brunswick	Size View 710 employees
Revenue $ 100-500M	Industries Data and Analytics, Manufacturing, Science and Engineering
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6. GSI Helmholtzzentrum für Schwerionenforschung

GSI Helmholtzzentrum für Schwerionenforschung, located in Germany, stands at the forefront of nuclear research, focusing on heavy ion research. This prestigious institution plays a pivotal role in studying and applying nuclear technologies, contributing significantly to advancements in the field. Their work extends beyond basic research, impacting various sectors including medicine and material science, emphasizing their dedication to leveraging nuclear science for broad societal benefits.

Location 🇩🇪 Hesse, Darmstadt	Size View 424 employees
Revenue $ 100-500M	Industries Transportation, Science and Engineering, Education
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7. Busch Vakuumteknik Aktiebolag

Busch Vakuumteknik Aktiebolag, located in Germany, specializes in the development and manufacturing of high-quality vacuum solutions essential in the nuclear industry. Their advanced vacuum systems play a pivotal role in ensuring the safety and efficiency of processes in nuclear power plants. As a leader in vacuum technology, Busch Vakuumteknik continuously innovates to meet the stringent standards required in energy production, emphasizing robustness and reliability in their products, aligning with Germany’s progressive energy standards and nuclear safety regulations.

Location 🇩🇪 Baden-Württemberg, Maulburg	Size View 1,662 employees
Revenue $ 100-500M	Industries Manufacturing, Sustainability, Science and Engineering
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8. Bundesgesellschaft für Endlagerung mbH

Bundesgesellschaft für Endlagerung mbH, based in Germany, plays a crucial role in the nuclear sector by managing the safe storage and disposal of radioactive waste. This government-owned corporation ensures that Germany’s nuclear waste management processes comply with stringent safety standards, aiming to mitigate environmental impacts and safeguard public health. Their strategic methodologies underscore Germany’s commitment to responsible nuclear energy use and long-term ecological protection. The company’s activities are pivotal in supporting the country’s transition towards sustainable energy practices.

Location 🇩🇪 Niedersachsen\|Peine, Peine	Size View 397 employees
Revenue $ 100-500M	Industries Science and Engineering, Real Estate, Sustainability, Natural Resources
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9. Hüttenwerke Krupp Mannesmann

Hüttenwerke Krupp Mannesmann, located in Germany, operates prominently in the steel production sector with a substantial involvement in the nuclear industry. They provide high-grade steel used in the construction of nuclear reactors and related infrastructure, playing a critical role in supporting secure and robust nuclear energy capabilities. Their materials meet stringent industry standards, ensuring durability and safety, key in the energy sector’s push toward sustainable and dependable energy solutions in Germany. Their strategic focus on innovation and quality underlines their commitment to meeting the advanced needs of the nuclear power industry.

Location 🇩🇪 North Rhine-Westphalia, Duisburg	Size View 272 employees
Revenue $ 100-500M	Industries Manufacturing, Science and Engineering, Real Estate
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10. German Federal Ministry of Education and Research (BMBF)

German Federal Ministry of Education and Research (BMBF) – NuclearHeadquartered in Germany, the German Federal Ministry of Education and Research (BMBF) plays a pivotal role in shaping the country’s nuclear research and policies. The BMBF funds and directs research programs aimed at innovating safer and more efficient nuclear technologies. As a key player in Germany’s strategy for energy and scientific development, BMBF collaborates with industry leaders and academic institutions to maintain Germany’s standing at the forefront of nuclear research and safety technologies. Their focus encompasses enhancing nuclear power’s role in sustainable energy development while ensuring stringent safety and environmental standards.

Location 🇩🇪 Berlin	Size View 444 employees
Revenue $ 50-100M	Industries Energy, Science and Engineering
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