Avalanche Energy Secures $29 Million for Desktop-Sized Fusion Reactors Development
Avalanche Energy Inc. has secured $29 million in funding to advance the development of compact fusion reactors designed for applications such as powering satellites and remote bases. The investment, led by RA Capital Management and including new investor Overlay Capital, will support the company's focus on magneto-electrostatic fusion technology and the establishment of a test facility in Richland, Washington, set to open in 2026. With this funding, Avalanche's total capital raised reaches $105 million as it aims to address increasing electricity demand through clean power solutions.

Avalanche Energy Inc. raised $29 million to develop compact fusion reactors aimed at powering satellites, underwater drones, and remote bases. Led by RA Capital Management, the funding round included new investor Overlay Capital and existing backers Congruent Ventures and Lowercarbon Capital.
The startup is focused on magneto-electrostatic fusion technology, which uses powerful magnets and high voltage to confine plasma. Avalanche aims to deliver reactors capable of producing 100 kilowatts of power by the early 2030s, with plans for a larger system for data centers.
The funding will also support FusionWERX, a test facility in Richland, Washington, opening in 2026, to advance fusion technology development. Avalanche's total funding now stands at $105 million, as the company targets specific applications for clean power amid rising electricity demand.




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