World’s Top 40 Companies in Nuclear Power 2025 Watchlist: Statistical Report (2024–2035)
RELEASE DATE: Sep 2025 Author: Spherical InsightsRequest Free Sample Speak to Analyst
Description
According to a research report published by Spherical Insights & Consulting, The Global Nuclear Power Market Size is projected to Grow from USD 35.40 Billion in 2024 to USD 49.25 Billion by 2035, at a CAGR of 3.05% during the forecast period 2025–2035. The market for Nuclear Power is growing demand due to advanced reactor technologies, rising energy demand, government investments, targets to reduce carbon emissions, export possibilities, and advancements in fuel cycles, waste management.
Introduction
The manufacture, construction and distribution of nuclear power and related technologies are all included in the global industry known as the nuclear power market. Operators of nuclear power plants, technology developers, fuel suppliers, regulatory organizations and government organizations are among many parties involved in this complex web. A low carbon option for fossil fuels demands electricity produced by nuclear fragmentation, which defines this market. Activities including construction and maintaining nuclear reactors, developing nuclear fuel and management, developing state -of -the -art reactor and implementing safety and environmental rules include all the nuclear power market. For instance, in April 2025, China launched five new nuclear power projects to address the increasing demand for AI energy. The deployment of AI on a large scale depends on China's domestic AI model, such as deepsakes, manufacturing, healthcare, education and infrastructure, especially power supply, expanding in industries. Climate change has been slowed to cut carbon emissions as a result of the pledge of many countries in the market for nuclear power. In addition, the industry is inspired by the rapid development of infrastructure and urbanization. The market for nuclear energy is mainly inspired by revision goals, rising global energy demand and technological progress.
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Nuclear Power Market Size & Statistics
- The Market Size for Nuclear Power Was estimated to be worth USD 35.40 Billion in 2024.
- The Market size is going to Expand at a CAGR of 3.05% between 2025 and 2035.
- The Global Nuclear Power Market Size is anticipated to reach USD 49.25 Billion by 2035.
- North America is expected to generate the highest demand during the forecast period in the Nuclear Power Market
- Asia Pacific is expected to grow the fastest during the forecast period in the Nuclear Power Market.
Regional growth and demand
Asia Pacific is expected to grow the fastest during the forecast period in the nuclear power market.
Asia Pacific region can be attributed to the region's growing population, which is driving up urbanization and the demand for electricity. In the APAC area, China has had the biggest stake. The region's market is expanding as a result of these activities, which are probably going to promote the use of nuclear power solutions.
North America is expected to generate the highest demand during the forecast period in the nuclear power market.
In North America, nuclear energy is the main focus. The U.S. and Canada are focusing on prolonging the life of nuclear power plants while learning about the possibility of compact modular reactors. This is because there are nuclear reactors that can produce enormous amounts of electricity, and the region's energy needs are growing.
Top 10 Trends in the Nuclear Power Market
- Escalating Demand for Clean Energy
- Energy Security
- Technological Advancements
- Small Modular Reactors (SMRs)
- Fusion Energy
- AI Integration
- Growing Investments
- Increased Construction
- Emerging Markets
- High Upfront Costs
1. Escalating Demand for Clean Energy
The urgent need for low-emission energy sources to combat climate change is a primary driver for increased adoption of nuclear power.
2. Energy Security
Many countries view nuclear energy as a way to enhance their energy independence by reducing reliance on imported fossil fuels.
3. Technological Advancements
Ongoing innovations in reactor design and technology are leading to improved safety features, greater efficiency, and reduced operational costs.
4. Small Modular Reactors (SMRs)
SMRs are a major focus of innovation, offering the potential for smaller, more flexible, and potentially faster deployment than traditional large-scale plants.
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Stay informed with the latest industry insights and market trends to identify new opportunities and drive growth in the Nuclear Power market. To explore more in-depth trends, insights, and forecasts, please refer to our detailed report.
Top 10 Companies Leading the Nuclear Power Market
- ROSATOM (Russia)
- China National Nuclear Corporation (CNNC)
- Westinghouse
- Mitsubishi Heavy Industries
- Constellation Energy
- EDF
- NuScale Power
- TerraPower
- Cameco
- Others
1. ROSATOM
Headquarters: Russia
ROSATOM is the global leader in building and exporting nuclear power plants, holding the largest portfolio of international orders, with a significant presence in reactor construction and supply of nuclear fuel. The Russian state corporation is the number one exporter of large-scale nuclear power plants, maintaining its leading position in the market despite geopolitical challenges and Western sanctions, partly due to some countries' reliance on its essential uranium enrichment services and nuclear fuel. ROSATOM also innovates in other nuclear segments, such as developing fast neutron reactors for a closed fuel cycle and operating the world's first small modular reactor, the floating nuclear power plant Akademik Lomonosov.
2. China National Nuclear Corporation
Headquarters: China
The China National Nuclear Corporation (CNNC) is a dominant state-owned enterprise in China's nuclear power market, controlling a complete industry framework from uranium mining to fuel fabrication, reactor design, construction, and operation. CNNC is a key investor in and builder of China's nuclear plants, leading technological advancements like the development of fourth-generation reactors and the small modular reactor (SMR) fleet. The company, along with the other major player, the China General Nuclear Power Group (CGN), is driving China's rapid expansion of nuclear power, with aims to become a leading global exporter of nuclear technology and reactors.
3. Westinghouse
Headquarters: U.S.
Westinghouse is a major, privately-held player in the global nuclear power market, providing products, services, and technologies for new and operating nuclear power plants, including nuclear fuel, maintenance, instrumentation, and control systems. The company is a leading provider of various nuclear power technologies, such as its AP1000 reactor design, and is a key participant in developing advanced technologies like small modular reactors (SMRs) and microreactors, aiming to contribute to clean energy production and the future of nuclear power.
4. Mitsubishi Heavy Industries
Headquarters: Japan
Mitsubishi Heavy Industries (MHI) is a major player in the nuclear power market, active in the design, construction, and maintenance of nuclear power plants, including Pressurized Water Reactors (PWRs) and advanced concepts like the SRZ-1200. MHI provides products and services across the entire nuclear fuel cycle, supports the operation and restart of existing plants with safety measures, and is developing advanced reactors and contributing to fusion energy research. The company emphasizes nuclear safety and reliability, holding international quality certifications and developing specialized tools like the A-UT robot for inspections.
Are you ready to discover more about the Nuclear Power market?
The report provides an in-depth analysis of the leading companies operating in the global Nuclear Power market. It includes a comparative assessment based on their product portfolios, business overviews, geographical footprint, strategic initiatives, market segment share, and SWOT analysis. Each company is profiled using a standardized format that includes:
Company Profiles
- ROSATOM
- Business Overview
- Company Snapshot
- Products Overview
- Company Market Share Analysis
- Company Coverage Portfolio
- Financial Analysis
- Recent Developments
- Merger and Acquisitions
- SWOT Analysis
- China National Nuclear Corporation (CNNC)
- Westinghouse
- Mitsubishi Heavy Industries
- Constellation Energy
- EDF
- NuScale Power
- TerraPower
- Cameco
- Others
Conclusion
The nuclear power market is experiencing a period of significant growth, driven by a global push for clean energy and enhanced energy security. The industry is seeing a surge in technological advancements, with a particular focus on the development and deployment of Small Modular Reactors (SMRs), which offer a more flexible and efficient alternative to traditional large-scale plants. While North America is a major market due to its focus on life extension for existing plants and exploration of SMRs, the Asia Pacific region is set to be the fastest-growing market, propelled by rapid urbanization and soaring electricity demand in countries like China. The market is also being shaped by rising investments, increased construction activity, and the integration of AI to improve operational efficiency and safety, with leading global players from Russia, China, and the U.S. at the forefront of this evolution.
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