Startous fusion Funding, Investors & Competitors

GE Vernova is a global leader in the electric power industry, with products and services that generate, transfer, convert, and store electricity. The company has three business segments: power, wind, and electrification. Power includes gas, nuclear, hydroelectric, and steam technologies, providing dispatchable power. The wind segment includes wind generation technologies, including onshore and offshore wind turbines and blades. Electrification includes grid solutions, power conversion, electrification software, and solar and storage solutions technologies required for the transmission, distribution, conversion, and storage of electricity from the point of generation to the point of consumption.

Vistra Corp. is one of the largest power producers and retail energy providers in the USA. It owns 44 gigawatts of generation capacity, including natural gas (27 GW), nuclear (6.5 GW), coal (8.7 GW), and solar and battery storage (1.4 GW). The Cogentrix acquisition will add 5.5 GW of gas generation. Vistra's retail electricity business serves 5 million customers in 20 states, including almost a third of all Texas electricity consumers. Vistra emerged from the Energy Future Holdings bankruptcy as a stand-alone entity in 2016.

Cameco Corp is a provider of uranium needed to generate clean, reliable baseload electricity around the globe and is one of those uranium producers. It has three reportable segments: Uranium, Fuel Services, and Westinghouse, deriving maximum revenue from the Westinghouse segment. The Uranium segment involves the exploration for, mining, milling, purchase, and sale of uranium concentrate, while the Fuel Services segment involves the refining, conversion, and fabrication of uranium concentrate and the purchase and sale of conversion services. Westinghouse Electric Company provides products and services to nuclear reactors, including outage and maintenance services, engineering support, instrumentation and controls equipment, plant modification, and components and parts.

CEZ AS is a Czech energy company of which the government of the Czech Republic is the majority shareholder. The core business of the company is the generation, distribution, trade, and sale of electricity and heat. With its subsidiaries, the company operates a portfolio of both conventional and renewable energy power plants. Total energy production is mainly split between facilities utilizing thermal and nuclear inputs. CEZ segments comprise Generation; Distribution; Sales and Mining. The majority of its revenue is derived from the Generation segment.

CGN Power is a major nuclear power producer in China. It operates 28 nuclear power generating units (total installed capacity of 31.8 gigawatts), with 14 units in Guangdong and the rest in Guangxi, Fujian, and Liaoning provinces as of end-2024. State-owned China General Nuclear Power, controls about 58.9% of CGN Power.

Uniper SE is a Germany-based energy generation and energy trading company. The firm operates through three segments: Flexible Generation, Greener commodities, and Green Generation. The Green Generation segment comprises emission-free power generation plants that the Uniper Group operates in Europe. The Flexible Generation segment comprises the power and heat generation plants that the Uniper Group operates in Europe to flexibly meet grid operators' requirements. The Greener Commodities segment bundles the energy trading and optimization activities and forms the commercial interface between the Uniper Group and the globally traded markets for energy and the major customers. The majority of revenue is derived from the Greener Commodities segment.

Kansai Electric Power Co Inc is a Japan-based company that provides energy and information technology solutions. The company operates in four business segments. The Energy segment offers electricity, gas, and utility solutions. The Information and Communications segment provides comprehensive communication services. The Lifestyle/Business Solutions segment delivers consumer and business-related services. The Power Transmission and Distribution segment ensures a safe and reliable electricity supply from a neutral and fair standpoint. It generates the majority of its revenue from the Energy business segment.

China National Uranium Co Ltd is engaged in the mining, smelting, sales, and trade of natural uranium resources. It also engages in the comprehensive utilization and product sales of radioactive co-associated mineral resources such as monazite and uranium-molybdenum. Its business scope further includes investment in and management of overseas uranium resource projects, covering exploration, surveying and design, and engineering construction. Additional activities include import and export operations, as well as technology development, technical services, and technical consulting. The company is also involved in the mining and processing of rare earth metal ores, uranium ores, and precious metal ores.

National Atomic Co Kazatomprom JSC is a producer of uranium. All of the company's mining operations are located in Kazakhstan and extract uranium using ISR technology with a focus on maintaining industry- growing health, safety and environment standards. The company's segment includes Uranium; UMP and Other. It generates maximum revenue from the Uranium segment.

Zhejiang Zheneng Electric Power Co Ltd is engaged in the thermal power generation business in China. It also provides thermal products, as well as invests in nuclear power.

BKW AG is an electric utility company in which the Canton of Bern holds a majority stake. The company segments its operations into Energy Solutions, Power Grid, and Infrastructure & Buildings. It generates the majority of its revenue from the Energy Solutions business segment which builds, operates, and maintains BKW’s portfolio of power plants in Switzerland and abroad. It also includes the sale of energy in Switzerland, trading in electricity, certificates and raw materials as well as wind, solar and smart energy services.

Kyushu Electric Power Co Inc is a Japan-based company mainly engaged in the electric power business. Its operating segments include ICT Service Business, Other Energy Service Business, Overseas Business, Power Generation and Sales Business, Power Transmission and Distribution Business, Urban Development Business, and Others. It generates the majority of its revenue from the Power generation and sales business segment, whose main business is the power generation and retail electricity business in Japan.

Valar Atomics is a nuclear technology company developing modular high-temperature gas reactors fueled by TRISO particles for off-grid industrial power and clean fuel production. Headquartered in El Segundo, California, the firm plans gigasites hosting hundreds of 35 MW reactors to supply hydrogen and synthetic fuels to steel mills and chemical plants. Founded in 2022, Valar Atomics raised $10 million in seed funding and collaborates with the U.S. Department of Energy on advanced reactor demonstrations.

Tokyo Electric Power Co Holdings is a Japan-based company engaged in the generation and distribution of electric power. The company operates through five segments. The Energy Partner segment provides optimal total solutions, customer services, and low-cost power procurement. The Fuel & Power segment focuses on thermal power generation, fuel procurement, and related investments. The Holdings segment provides management support, shared services, and oversees nuclear power operations. The Power Grid segment handles electricity transmission, transformation, distribution, and related facility construction and maintenance. The Renewable Power segment generates and sells renewable energy, manages facilities, and develops new renewable projects in Japan and overseas.

Uranium Energy Corp is a uranium mining company engaged in the exploration, extraction, and processing of uranium and titanium concentrates across projects in the United States, Canada, and Paraguay. The Company operates through multiple segments, including uranium mining activities in Wyoming, Texas, Saskatchewan, and other regions, along with a corporate segment focused on investments and uranium inventory trading. It is expanding its portfolio of low-cost uranium projects in stable North American locations and operates a Wyoming-based ISR (In-Situ Recovery) Hub and Spoke platform. This platform is supported by two fully operational central processing plants and seven U.S. ISR uranium projects.

Devens, Massachusetts-headquartered Commonwealth Fusion Systems pioneers compact tokamak fusion reactors powered by high-temperature superconducting magnets. The company constructs SPARC, a six-meter-wide demonstration tokamak scheduled for net energy production by 2025 at its Devens site, which serves as a prototype for ARC, a 200-400 megawatt pilot plant intended for grid connection in New Hampshire during the early 2030s. CFS produces its proprietary magnets in-house at a dedicated factory opened in 2021 and collaborates closely with the MIT Plasma Science and Fusion Center on plasma physics advancements. Key technologies include the VIPER cable design enabling 20-tesla magnetic fields essential for plasma confinement. Founded in 2018 as an MIT spinout, CFS advances commercial fusion through rigorous peer-reviewed engineering.

Proxima Fusion is a Munich-headquartered startup founded in 2022 that engineers fusion power plants using quasi-isodynamic stellarator technology. It advances compact stellarator designs for stable plasma confinement to generate clean electricity. The company collaborates with research institutions like Max Planck Institute and has raised seed funding to prototype high-temperature superconducting magnets for commercial fusion reactors.

Radiant is a Seattle-headquartered company that engineers the Kaleidos microreactor, a truck-transportable nuclear fission system generating one megawatt of continuous power for off-grid locations, military bases, and disaster response. Designed to eliminate diesel generator reliance, the reactor achieves full power in under 24 hours and operates for 40 years without refueling. Radiant partners with the U.S. Department of Defense through a $10 million contract and collaborates with the Tennessee Valley Authority on demonstrations. Founded in 2019, the firm advances advanced nuclear technology across North America.