Every fusion startup that has raised over $100M

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Here’s a structured summary of the funds, investors, startups, founders, fundraising series, and dates based on the content you provided:

1. Commonwealth Fusion Systems

  • Funding: $1.8 billion Series B
  • Total Raised: $2 billion
  • Founders: Bob Mumgaard
  • Investors: Breakthrough Energy Ventures, The Engine, Bill Gates

2. TAE Technologies

  • Funding: $150 million
  • Date: June 2025
  • Total Raised: $1.79 billion
  • Founders: Norman Rostoker
  • Investors: Google, Chevron, New Enterprise

3. Helion

  • Funding: $425 million
  • Date: January 2025
  • Total Raised: $1.03 billion
  • Founders: N/A (Institute unknown)
  • Investors: Sam Altman, Reid Hoffman, KKR, BlackRock, Peter Thiel’s Mithril Capital Management, Capricorn Investment Group

4. Pacific Fusion

  • Funding: $900 million Series A
  • Total Raised: N/A
  • Founders: Eric Lander, Will Regan
  • Investors: N/A

5. Shine Technologies

  • Total Raised: $778 million
  • Founders: N/A
  • Investors: Energy Ventures Group, Koch Disruptive Technologies, Nucleation Capital, Wisconsin Alumni Research Foundation

6. General Fusion

  • Total Raised: $440.53 million
  • Founders: Michel Laberge
  • Investors: Jeff Bezos, Temasek, BDC Capital, Chrysalix Venture Capital

7. Tokamak Energy

  • Funding: $125 million
  • Date: November 2024
  • Total Raised: $336 million
  • Founders: N/A
  • Investors: Future Planet Capital, In-Q-Tel, Midven, Hans-Peter Wild

8. Zap Energy

  • Total Raised: $327 million
  • Founders: N/A
  • Investors: Breakthrough Energy Ventures, DCVC, Lowercarbon, Energy Impact Partners, Chevron Technology Ventures

9. Proxima Fusion

  • Funding: €130 million Series A
  • Total Raised: >€185 million
  • Founders: N/A
  • Investors: Balderton Capital, Cherry Ventures

10. Marvel Fusion

  • Funding: $70 million
  • Date: Late 2024
  • Total Raised: $161 million
  • Founders: N/A
  • Investors: b2venture, Deutsche Telekom, Earlybird, HV Capital, Taavet Hinrikus, Albert Wenger

11. First Light

  • Total Raised: $140 million
  • Founders: N/A
  • Investors: Invesco, IP Group, Tencent

12. Xcimer

  • Total Raised: $109 million
  • Founders: N/A
  • Investors: Hedosophia, Breakthrough Energy Ventures, Emerson Collective, Gigascale Capital, Lowercarbon Capital

Summary

This information covers multiple fusion startups that have attracted significant investment to develop technologies aimed at achieving practical fusion power. Each startup has a unique approach and timeline, with varying levels of funding and notable investors backing their endeavors.

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2025-06-19 15:39:01