Helion

Helion

Helion is a nuclear startup focused on developing advanced fusion energy technology. The company aims to provide a clean and sustainable energy source, addressing the growing demand for renewable energy solutions. This latest funding round has significantly increased its valuation to $15.5 billion, highlighting investor confidence in its innovative approach to energy production.

Total raised
$465M
tracked to date
Latest round
Series G
Jun 4, 2026
Known investors
9
led by Thrive Capital
Press coverage
13
outlets tracked

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🏆 Featured in Datapile’s Q2 2026 USA Funding Report

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Funding history

  1. 1
    $465MSeries GJun 4, 2026

    Led by Thrive Capital

    Announcement ↗

Founder

David Kirtley
David Kirtley
CEO

Investors in Helion

Backers from this company's tracked funding rounds.

  • TThrive CapitalLead investorVC firm
  • AAlta Park CapitalVC firm
  • AAnti FundVC firm
  • BBoxGroupVC firm
  • LLux CapitalVC firm
  • PPeak XV PartnersVC firm
  • BBill FordAngel
  • CCapricorn Technology Impact FundsVC firm
  • SSoftBank Vision Fund 2VC firm

Helion in the news

Coverage of this company's funding, tracked by Datapile.

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