Proxima Fusion

Energy · Munich, Bavaria · Founded 2023 · Privately Held (backing)

Developer of fusion power plants designed to produce emissions-free power. Proxima Fusion is based in Munich, Bavaria and was founded in 2023. It was valued at $2.7 billion at its Series A2 in Jul 2026, the last priced event on record. It has raised $255 million across 5 recorded rounds; the latest was a $468 million Series A2 in Jul 2026.

PMV mark · valuation
$2.7B
Oct 2026
Priced at
its Series A2
Jul 2026
Total raised
$255.3M
Last round
Series A2
Jul 2026
How much has Proxima Fusion raised?
$255.3Macross 5 recorded rounds · May 2023 – Jul 2026

Most recently, Proxima Fusion raised $468.0M in its Series A2 (Jul 2026).

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Proxima Fusion round by round

5 rounds
Jul 2026Series A2$468.0M▮
Sep 2025Series A extension$17.6M▮
Jun 2025Series A$150.0M▮
Apr 2024Seed$21.7M▮
May 2023Pre-Seed$7.5M▮

How much has Proxima Fusion raised?

Proxima Fusion has raised $255 million across 5 recorded rounds since 2023. The largest was a $7.5 million pre-seed round in May 2023; the most recent was a $468 million Series A2 in Jul 2026. 1 of the rounds disclosed a post-money valuation.

Proxima Fusion investors

39 investors are on record for Proxima Fusion, including European Innovation Council, Lightspeed Venture Partners, High-Tech Gründerfonds and European Union. By type, the record holds 12 venture capital firms and 2 family offices.

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Frequently asked about Proxima Fusion

How much has Proxima Fusion raised?
Proxima Fusion has raised $255.3M in total across 5 recorded funding rounds.
When was Proxima Fusion's last funding round?
Proxima Fusion's most recent recorded round was Series A2 in Jul 2026, raising $468.0M.