Realta Fusion
Developing compact, scalable, modular - CoSMo fusion(TM) energy systems for the production of industrial heat and power.
62 employees · est. 2022 · Madison, United States
Thea Energy
Breakthrough fusion technology designed for operation and scale.
92 employees · est. 2022 · Kearny, United States
Side-by-Side Comparison
| Metric | Realta Fusion | Thea Energy |
|---|---|---|
| Founded | ||
| Founded | 2022 | 2022 |
| Headquarters | ||
| Headquarters | Madison, United States | Kearny, United States |
| Employees | ||
| Employees | 62 | 92 |
| Industry | ||
| Industry | Energy, Industrial, Energy Efficiency | Energy, Renewable Energy, Clean Energy |
| Funding Stage | ||
| Funding Stage | Series A | Non Equity Assistance |
| Total Funding | ||
| Total Funding | $12.00M | $20.00M |
| Funding Rounds | ||
| Funding Rounds | 5 | 3 |
| Services | ||
| Services | Development of compact, scalable, modular fusion energy systems, Deployment of sustainable, zero-carbon energy solutions, Innovative plasma confinement and heating technologies | Commercializing Fusion Energy, Development of Eos Integrated Stellarator, Fusion Power Plant Technology |
| Target Customers | ||
| Target Customers | Industrial companies with energy needs, Organizations seeking sustainable energy sources, Industries targeting decarbonization efforts | Energy Providers, Sustainability-focused Organizations, Technology Innovators, Environmental Policy Makers |
| Taxonomy | ||
| Taxonomy | Fusion Energy, Industrial Heat Production, Power Generation, Super-conducting Materials, Plasma Physics, Computing Power, Zero-carbon Energy, Linear Fusion Reactor, Low Capital Expenditure, Scalable Energy Systems, Modular Energy Solutions, Compact Energy Design, Sustainable Energy Technology, Abundant Fuel Utilization, Clean Energy Innovation | Fusion Energy, Magnetic Fusion, Stellarator Technology, Zero-emission Power, Sustainable Energy, Plasma Physics, Mass-manufacturable Magnets, Dynamic Software Controls, Energy Scalability, Computation Breakthroughs, Fusion Neutrons Production, Scientific Research, Spin-out Company, Princeton University, Eos Fusion System |
| Website | ||
| Website | realtafusion.com | thea.energy |
About Realta Fusion
Realta Fusion, founded in 2022, is at the forefront of energy innovation, developing CoSMo fusion energy systems aimed at industrial heat and power production. The company, headquartered in the United States, emerged from a pioneering physics experiment at the University of Wisconsin-Madison. Realt...
About Thea Energy
Thea Energy, founded in 2022, is a promising player in the Energy, Renewable Energy, and Clean Energy industries. The company is headquartered in the United States and aims to revolutionize fusion technology for sustainable energy production. With their slogan, "Breakthrough fusion technology desig...
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Compiled from the BounceWatch company index. We last looked at Realta Fusion on 18 Aug 2025, and Thea Energy on 18 Aug 2025. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.
