Marvel Fusion Funding, Investors & Competitors

Clean Planet is a Japanese research firm developing lattice confinement fusion technology for clean heat generation without radioactive waste. Its scientists conduct experiments on gas-phase and metal-hydride systems to achieve transmutation and excess heat production. Based in Tokyo and founded on September 1, 2012, the company collaborates with universities and operates test reactors in Hokkaido. Clean Planet publishes results from quantum mechanics-based models and partners with Mitsubishi Heavy Industries for commercialization.

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.

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.

Electra is a steelmaking technology company that produces clean iron from high-impurity ores using electrolytic reduction powered by renewable energy. Operating a pilot plant in Boulder, Colorado since 2022, its process eliminates coking coal and cuts carbon emissions by 80% compared to blast furnaces. The company raised $85 million in Series A funding in 2023 from investors including Breakthrough Energy Ventures and works with steel producers to scale commercial facilities targeting 10 million tons annual output by 2030.

Climeworks is a Zurich-based direct air capture company operating modular plants like Orca and Mammoth in Iceland. The technology extracts CO2 from ambient air for permanent underground storage via mineralization with Carbfix, serving corporate net-zero commitments under Puro.earth certification standards.

Amogy is a clean energy technology provider specializing in ammonia-to-power systems for hard-to-decarbonize sectors. Brooklyn-headquartered in New York, it employs patented ammonia cracking technology to produce hydrogen on-site for fuel cells, generating electricity without carbon emissions. The modular systems target maritime vessels, stationary power generation, and heavy industry, with demonstrations on tugboats and partnerships in Southeast Asia.

Fulcrum Bioenergy is a renewable fuels producer transforming municipal solid waste into sustainable transportation fuels like renewable diesel, jet fuel, and ethanol via a thermochemical process. Pleasanton-headquartered since its 2007 founding, the company operates the Sierra BioFuels Plant near Reno, Nevada, capable of processing 175,000 tons of waste annually into 10 million gallons of fuel. Fulcrum supplies low-carbon synthetic crude to refineries and has offtake agreements with BP, United Airlines, and Chevron for renewable jet fuel meeting ASTM standards.

HIF Global is a developer of carbon-neutral eFuels headquartered in Santa Barbara, California. The company builds production facilities using renewable electricity for green hydrogen electrolysis and direct air capture for CO2, synthesizing e-methanol and e-gasoline. Projects span Chile, the United States, and Australia, partnering with energy firms to supply drop-in fuels for shipping, aviation, and trucking.

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.

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.

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.

First Solar designs and manufactures solar photovoltaic panels, modules, and systems for use in utility-scale development projects. The company's solar modules use cadmium telluride to convert sunlight into electricity. This is commonly called thin-film technology. First Solar is the world’s largest thin-film solar module manufacturer. It has production lines in Vietnam, Malaysia, the United States, and India.

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.

Northvolt was a Swedish battery manufacturer founded in 2015 to build the world's greenest, sustainably sourced lithium-ion batteries. Powered entirely by renewable energy (wind and hydro), Northvolt aimed to produce batteries with the lowest carbon footprint globally. Backed by heavyweights like Volkswagen and Goldman Sachs, it aimed to supply European automakers. However, facing severe scaling challenges and massive debt, the company filed for bankruptcy in 2024–2025.

Kraken is a London-headquartered customer engagement platform for energy, water, and broadband providers across Europe and North America. Its technology stack includes billing, CRM, self-service portals, and smart metering analytics to streamline operations. Kraken serves utilities like Octopus Energy and OVO, enabling net-zero transitions through demand response and EV charging management. The platform processes millions of customer interactions monthly, supporting regulatory compliance in deregulated markets.

Redwood Materials is a Sparks-headquartered battery recycling company founded in 2017 that recovers over 95 percent of critical materials like lithium, nickel, and cobalt from end-of-life electric vehicle batteries and manufacturing scrap. Operating a closed-loop facility in Nevada, it supplies refined metals to battery producers such as Panasonic and Ford while deploying second-life energy storage systems. The company processes thousands of tons monthly, reducing reliance on virgin mining.

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.