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Proxima Fusion

Energy · Munich, Germany · Founded 2023

Designing optimised stellarator fusion reactors MoreLess

Proxima Fusion is a European startup focused on developing the first generation of fusion power plants using Quasi Isodynamic (QI) stellarators. These advanced fusion devices are designed to provide clean, abundant, and safe energy, addressing the limitations of traditional fusion technologies. The company leverages high-temperature superconductors and modern computational design to optimize magnetic confinement, ensuring continuous operation and intrinsic stability. Proxima Fusion serves the energy sector, targeting utilities and governments seeking sustainable energy solutions. The business model revolves around the development and commercialization of QI stellarator-based power plants, generating revenue through partnerships, licensing, and direct sales. By pioneering this cutting-edge technology, Proxima Fusion aims to complement renewable energy sources and lead the transition to a sustainable energy future.

Keywords: fusion power, QI stellarators, clean energy, high-temperature superconductors, magnetic confinement, energy sector, sustainable energy, computational design, power plants, European startup.

Company overview

Proxima Fusion company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2023
Headquarters
Munich, Germany
Employees
159
Open positions
21
Dealroom signal
95.4
client focusb2btechnologyHardwaretechnologyDeep Techsub industryClean Energybusiness modelManufacturingsectorSpinoutsectorSustainable Development GoalssectorEICsectorNuclear FusionsectorEIC FundsectorClimate TechsectorNovel EnergysectorHorizon EuropesectorNIF defense security and resilience

Valuation & funding

Proxima Fusion funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES AOther financing Sep 2025 $17M $715M Brevan Howard Asset Management · CDP Venture Capital · EIC Fund
SERIES AOther financing Jun 2025 $143M $572M HTGF · Omnes Capital · Investors' club · DeepTech & Climate Fonds
GRANTOther financing Dec 2024 $7.2M Undisclosed
SEEDOther financing Apr 2024 $22M $88M Bayern Kapital · Max Planck Foundation · Tomorrow Fund · HTGF
EARLY VCOther financing Mar 2024 $0 EIC Fund
GRANTOther financing Mar 2024 European Innovation Council
SEEDOther financing Nov 2023 Undisclosed
SUPPORT PROGRAMOther financing Nov 2023 Intel Ignite
EARLY VCOther financing May 2023 Bayern Kapital · Hummingbird · Alberto Dalmasso · Wilbe Capital
SPINOUTOther financing Jan 2023 Max Planck Institute for Plasma Physics · Max Planck Innovation · Max Planck Society
Showing 10 recorded eventsUnlock the complete deal history →

Growth signals

Proxima Fusion website traffic

Latest recorded traffic for Proxima Fusion is 48K monthly website visits, up 23.1% over the last three months. Proxima Fusion's team grew 26.2% over the past year.

Latest monthly visits48K 3-month web change+23.1% 1-year team growth+26.2%
Monthly website visits39 observations · May 2023–Jul 2026
Hover or focus a point to see its exact monthly valueCompare with peers →

Comparisons

Proxima Fusion compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

Showing 8 of the closest matchesCompare every metric →

Talent graph

Proxima Fusion's talent

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Team profiled 18 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 5 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

36 investors on Proxima Fusion's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Seed 6 investors entered at this stage
European Innovation Council
Redalpine
Max Planck Foundation
Tomorrow Fund
HTGF
DeepTech & Climate Fonds
Series A 26 investors entered at this stage
UVC Partners
Plural
Bayern Kapital
Hummingbird
Alberto Dalmasso
Wilbe Capital
OOBESE
Flixfounders
G8Way Trustee
Bosch
Visionaries
Simon Fiduciaria
Leitmotif
Achleitner Fahrzeugbau
Euler AL
EIC Fund
Balderton Capital
Cherry Ventures
Omnes Capital
Investors' club
Elaia
Lightspeed Venture Partners
Visionaries Tomorrow
Wilbe Ventures
Brevan Howard Asset Management
CDP Venture Capital
Other known 4 additional known investors
Intel Ignite
Max Planck Innovation
Max Planck Institute for Plasma Physics
Max Planck Society

Global footprint

Where Proxima Fusion has talent and traffic

Workforce by country
10 countries with
team presence
🇩🇪 Germany58.8%
🇨🇭 Switzerland14.5%
🇬🇧 United Kingdom13.7%
🇮🇹 Italy4.6%
🇺🇸 United States3%
Top 5 of 10 shown

In the news

Latest news about Proxima Fusion

Recent press, funding announcements, and product moves mentioning Proxima Fusion — open to read from the original sources.

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Market sentiment

What the market is saying about Proxima Fusion

An AI-synthesized read of the highest-engagement posts about Proxima Fusion on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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