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Tokamak Energy

Tokamak Energy

Private
AbingdonEnergy & Sustainabilityhttps://tokamakenergy.com/

Last Round

Series C

Extension

Nov 19, 2024

Total Funding Raised

$362.18M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Tokamak Energy is a clean-tech company that develops commercial fusion power module devices and high-temperature superconducting (HTS) magnet technology for energy and industrial applications.

Sector

Energy & Sustainability

Verticals

Renewable Energy, Advanced Materials, Clean Manufacturing

Business Model

B2G

Customer Profile

Government Contracts, Hardware Sales, Services & Consulting

AI Layer

Non-AI

Keywords

fusion energyspherical tokamakhigh-temperature superconducting magnetsHTS magnetsclean baseload energyfusion power plantcommercial fusionfusion reactorclean techdeep techenergy infrastructuresuperconducting technologypower generationbaseload powerfusion startup

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Caplight Momentum Score

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Tokamak Energy Comps

Public and private peers based on sector, stage, and business model.

Tokamak Energy comps — public and private peers by sector, stage, and business model
CompanyStatusEst. ValuationRev Multiple
OpenAIPrivate$86.0B~40x
CoherePrivate$5.0B--
Competitor 1Public$XX.XBXXx
Competitor 2Public$XX.XBXXx

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Tokamak Energy Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series C ExtensionNov 19, 2024
GrantJun 6, 2024
Series CNov 20, 2023
GrantMay 31, 2023
Series BJan 20, 2020
Series A
Dec 1, 2018

Key People

Founding team and executive leadership

Warrick Matthews

Managing Director and Chief Commercial Officer

Executive Team

Itxaso Ariza

Chief Technology Officer

Executive Team

Anita Breslin

Chief Financial Officer & Executive Director

Executive Team

Tokamak Energy Investors

Notable investors and investment history

Tokamak Energy investors
InvestorRounds
Future Planet Capital RegionalSeries B, Seed
UK governmentSeries C Extension
Legal & General CapitalVC Round, Series A, Series C
LingottoSeries C Extension, Series C
Legal & General GroupSeries B
East AlphaSeries C, Series C Extension
British Patient CapitalSeries C Extension

Market signals

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  • Feb 9, 2026

    Partnered with Furukawa Electric Group for superconducting magnet manufacturing.

  • Jan 1, 2026

    Received a Business Award from the Institute of Physics.

Tokamak Energy Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Tokamak Energy Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about Tokamak Energy's valuation, stock price, and market status.

Firmographic Details

HeadquartersAbingdon
Employee Range289
Year Founded2009
Last FundingNov 19, 2024

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