Founded Year

2022

Stage

Series A | Alive

Total Raised

$48M

Last Raised

$36M | 2 mos ago

Mosaic Score
The Mosaic Score is an algorithm that measures the overall financial health and market potential of private companies.

+91 points in the past 30 days

About Realta Fusion

Realta Fusion develops compact fusion systems for industrial heat and power. Its technology provides energy through plasma confinement and heating methods. Realta Fusion serves sectors that require the decarbonization of industrial processes. It was founded in 2022 and is based in Madison, Wisconsin.

Headquarters Location

1200 John Q Hammons Drive Suite 200

Madison, Wisconsin, 53717,

United States

608-821-6500

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Latest Realta Fusion News

Gov. Tony Evers signs into law measures aiming to make Wisconsin the 'Silicon Valley' of nuclear fusion

Jul 2, 2025

MADISON - Wisconsin is one step closer in a quest to become the "Silicon Valley" of nuclear energy, after Gov. Tony Evers signed two bills into law focused on drawing attention to research being done at labs across the state. Evers on July 2 signed into law one bill that facilitates the hosting of a nuclear energy summit in the coming years in Madison, and another that commissions a study to find a site for a new nuclear energy plant. “We can't afford to choose between mitigating climate change and protecting our environment or creating good-paying jobs and building a strong economy, and by working toward clean energy options Wisconsinites can depend on in the future, we're doing both," Evers said in a release. “With new advanced nuclear technology and the increasing need for energy in Wisconsin, I'm excited to sign these bipartisan bills today to propel us into an innovative, clean energy future and bring more clean jobs to our state,” he said. Also included in the bill is an outline for how to spend the $2 million included in the budget to plan and execute the nuclear summit event. The hope is that the bills will promote the development of nuclear fusion in Wisconsin, which is the same source of energy that powers the sun and stars , instead of nuclear fission. The process is much different than fission, the nuclear reaction that powers current nuclear reactors and the atomic bomb. Fusion is a carbon-free process that relies on heated plasma, a gas made up of hot ions and free-moving electrons. The process doesn't create radioactive waste like current nuclear reactors do, so it eliminates the need to store harmful materials. Lawmakers' attention was drawn to fusion by three startup companies that have made Wisconsin their home, as well as research by the University of Wisconsin. One of the companies, Realta Fusion , worked with lawmakers as they drafted the legislation. Research is ongoing on how to scale up nuclear fusion technology for a plant large enough to power a city or a facility like the newly proposed Microsoft center in Mount Pleasant . But nuclear researchers and lawmakers say that doing a siting study now will allow work to move much more quickly once the technology advances. Three of the 45 companies working on fusion are already located in Wisconsin, and the new bills could encourage more to come here. While the technology is still years away from implementation, encouraging development here could encourage companies to site the technology in Wisconsin before other states. Evers signs four other bills into law The governor also signed four other bills into law July 2, ranging over a number of topics. The first defines psychiatric treatment facilities, establishes a certification process and operation requirements, and creates outlines for grants that can be awarded to residential treatment facilities. The $1.79 million is included in the budget. The second bill directs the Wisconsin Department of Health Services to develop and maintain a statewide portal to facilitate the sharing of safety plans for minors; requires DHS to develop a safety plan template to be used in developing such a plan and includes an outline for the spending of nearly $820,000 included in the budget. The third modifies the Wisconsin Department of Justice's child advocacy grant program, and outlines how the $2 million included in the state budget can be spent. The final bill requires the Wisconsin Department of Transportation to enter into a contract with a manufacturer to distribute hearing protection devices to state and local law enforcement, and fire departments, and outlines the spending of $2.6 million included in the budget. Laura Schulte can be reached at leschulte@jrn.com and on X @SchulteLaura

Realta Fusion Frequently Asked Questions (FAQ)

  • When was Realta Fusion founded?

    Realta Fusion was founded in 2022.

  • Where is Realta Fusion's headquarters?

    Realta Fusion's headquarters is located at 1200 John Q Hammons Drive, Madison.

  • What is Realta Fusion's latest funding round?

    Realta Fusion's latest funding round is Series A.

  • How much did Realta Fusion raise?

    Realta Fusion raised a total of $48M.

  • Who are the investors of Realta Fusion?

    Investors of Realta Fusion include Khosla Ventures, TitletownTech, Wisconsin Alumni Research Foundation, Future Ventures, Bascom Ventures and 12 more.

  • Who are Realta Fusion's competitors?

    Competitors of Realta Fusion include TAE Technologies, Commonwealth Fusion Systems, Helion Energy, Tokamak Energy, First Light Fusion and 7 more.

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Compare Realta Fusion to Competitors

Novatron Logo
Novatron

Novatron specializes in fusion power generation within the clean energy industry. The company's main offering includes the development of commercial fusion reactors designed to provide a safe, abundant, and low-emission energy source. Novatron Fusion Group's reactors are based on innovative plasma containment technology. It was founded in 2019 and is based in Stockholm, Sweden.

Commonwealth Fusion Systems Logo
Commonwealth Fusion Systems

Commonwealth Fusion Systems operates in the energy sector, which focuses on commercial fusion energy. It specializes in developing high-temperature superconducting magnets to create smaller tokamak-based fusion systems that produce net energy. It is involved in the design and development of fusion power plants as part of the transition to clean energy. It was founded in 2018 and is based in Devens, Massachusetts.

Zap Energy Logo
Zap Energy

Zap Energy focuses on developing fusion power technology within the energy sector. The company specializes in creating a Z-pinch fusion energy system that confines and compresses plasma without the use of magnetic coils. It was founded in 2017 and is based in Everett, Washington.

General Fusion Logo
General Fusion

General Fusion focuses on developing fusion power technology within the energy sector. The company works to bring zero-carbon fusion energy to the grid by the early to mid-2030s through its proprietary magnetized target fusion (MTF) technology. Its main offerings include the design and construction of fusion power plants and the development of fusion energy systems. It was founded in 2002 and is based in Richmond, Canada.

H
Helical Fusion

Helical Fusion specializes in nuclear fusion technology within the energy sector. Its offerings include the development of a helical fusion reactor and engagement in research projects, such as high-temperature superconducting magnets and heating and power generation systems. The company serves the energy production and research sectors with its fusion technology. It was founded in 2021 and is based in Tokyo, Japan.

I
International Thermonuclear Experimental Reactor

International Thermonuclear Experimental Reactor (ITER) is a collaborative international project focused on advancing fusion energy research within the scientific and energy sectors. ITER's mission is to demonstrate the feasibility of fusion as an energy source and to explore the potential for future fusion power plants. The project involves the design, construction, and operation of the ITER Tokamak, which is being built in Saint-Paul Lez Durance, France. It was founded in 1985 and is based in Provence, France.

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