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Every fusion startup that has raised over $100M

Private investment in nuclear fusion has reached $7.1 billion. Seventeen startups have each raised more than $100 million. Funding remains concentrated among a small group of companies.

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What changed

The total private investment figure is now specified as $7.1 billion.

Live updates

  1. 17 Fusion Startups Surpass $100 Million Funding Threshold

    Private investment in nuclear fusion has reached $7.1 billion. Seventeen startups have each raised more than $100 million. Funding remains concentrated among a small group of companies.

    What's confirmed:

    • Seventeen fusion startups have raised more than $100 million each.
    • The fusion sector has secured $7.1 billion in private investments.
    confidence 90%

  2. 17 Fusion Startups Surpass $100 Million in Funding

    Private investment in fusion energy has exceeded $13 billion. A TechCrunch tally indicates that 17 startups have each raised more than $100 million. Recent funding activity in June 2026 includes significant rounds for Helion Energy and Focused Energy.

    What's confirmed:

    • Total private investment in the fusion sector has exceeded $13 billion.
    • 17 fusion startups have raised over $100 million each.

    Still unconfirmed:

    • Fusion startups have raised $7.1 billion to date.
    • Helion Energy raised $465 million in June.
    • Focused Energy closed a $240 million Series A in June.
    confidence 80%