by Lisa Stiffler on Sep 15, 2026 at 2:00 pm September 15, 2026 at 2:00 pm
Helion Energy on Tuesday said that it added $35 million to a funding round initially announced in June. The Everett, Wash.-based fusion company originally shared news of a $465 million Series G round.
“After initially closing the round earlier this summer, we are excited to bring on several new investors and to have a round that includes crossover, pension, and sovereign wealth investors,” said David Kirtley, Helion’s co-founder and CEO, in a post on LinkedIn. Kirtley said the investment now totals $500 million.
The company aims to be the first in the world to…
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