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Realta Fusion taps $36M in fresh funds for its fusion-in-a-bottle reactor

Published on: 2025-07-13 16:00:00

Some fusion companies might be hitting a rough patch, but Realta Fusion is bucking the trend with a new fundraising round it says will allow it to finalize the design of its Anvil prototype reactor. “By the end of our Series A investment period, we’ll have said, ‘Hey, we have a design. We’re shovel ready to go and build Anvil,’” Kieran Furlong, co-founder and CEO of Realta, told TechCrunch. The company hopes to make sufficient progress this year and next so it can pitch investors on a Series B, which would go toward building the Anvil prototype, Furlong said. Realta raised $36 million in a round led by Future Ventures with participation from other investors, including Avila VC, GSBackers, Khosla Ventures, Mayfield, SiteGround, TitletownTech, and the Wisconsin Alumni Research Foundation. The startup previously raised $9 million in a seed round led by Khosla Ventures. Last summer, it flipped the switch on a pair of magnets and, within two weeks, set a record for a magnetic field conf ... Read full article.