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Proxima Fusion has secured €130 million in a Series A funding round led by Balderton Capital and Cherry Ventures to advance its nuclear fusion technology.

PRIVATEJun 11, 2025

Amount Raised

€130 Million

Round Type

Series A

MunichBiotechnologyEnergy

Investors

Cherry VenturesBalderton CapitalEuropean Innovation Council FundCDP Venture CapitalBrevan Howard Macro Venture Fund

Description

Proxima Fusion, a German nuclear startup, has raised €130 million in Series A funding. The round, led by Balderton Capital and Cherry Ventures, brings its total funding to over €185 million. This investment will help Proxima become a leading contender in the nuclear fusion race. The funding reflects the startup's significant milestone in developing a working fusion power plant.

Quick answer

Proxima Fusion raised €130 Million in a Series A round, dated June 11, 2025. Investors: Cherry Ventures, Balderton Capital, European Innovation Council Fund, CDP Venture Capital and Brevan Howard Macro Venture Fund. Proxima Fusion is based in Munich, Bavaria, Germany.

How much did Proxima Fusion raise?
Proxima Fusion raised €130 Million in a Series A round on June 11, 2025.
Who invested in Proxima Fusion?
Cherry Ventures, Balderton Capital, European Innovation Council Fund, CDP Venture Capital and Brevan Howard Macro Venture Fund are named as investors in this round.
What does Proxima Fusion do?
Proxima Fusion creates new types of power plants using stellarators that optimised to create magnetic cages for high-energy particles.
Where is Proxima Fusion based and how big is it?
Proxima Fusion is based in Munich, Bavaria, Germany. Fundz records about 100 employees.
Who are the decision-makers at Proxima Fusion?
Fundz holds 1 contact at Proxima Fusion. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

Who else raised in Energy and Biotechnology around the same time

Companies in the same sectors as Proxima Fusion that raised within 45 days of this round, from Fundz verified event records.

  • Deep Isolation raised $33M on July 23, 2025.
  • TerraPower raised $650M (Funding Round) on June 18, 2025.
  • New Iridium raised $2.6M (Seed) on June 11, 2025.
  • Active Membranes raised $913K (Seed) on June 5, 2025.
  • Fuse Energy raised $10M (Funding Round) on July 26, 2025.
  • Pharvaris raised $201M (Funding Round) on July 25, 2025.

Who to call at Proxima Fusion, and when

A new round usually means Proxima Fusion is about to hire and buy. The teams that reach out first get the meeting.

  • An alert the day Proxima Fusion raises, hires an executive or expands, scored against what you sell
  • The decision-makers there, with verified emails
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Company Information

Company

Proxima Fusion

Location

Munich, Bavaria, Germany

About

Proxima Fusion creates new types of power plants using stellarators that optimised to create magnetic cages for high-energy particles.

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Funding Insights

What this usually means
Typical timeline to Series B
Series A companies typically raise their next round in 10-18 months

Proxima Fusion raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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