# Tokamak Energy funding: rounds and investors

> Tokamak Energy has raised $12M across 2 rounds since 2024. Every round with its source.

Source: https://millionrounds.com/company/tokamak-energy (Millionrounds; every figure on the page links to its filing or article)

United Kingdom · [Funded startup](https://millionrounds.com/companies)

# Who invested in *Tokamak Energy*

2 rounds we have observed, with the 0 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Energy

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Funding summary Updated 5 Nov 2026

**$12M** raised across 2 rounds since 2024, from 2 sources

**$8.1M** Round **$3.7M** Round

- **Latest round:** Round, $3.7M Jun 2025
- **Biggest round:** $8.1M Round · Aug 2024
- **Investors:** 0

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2025

**$8.1M** Round

**$3.7M** Round

- **First round:** Round, $8.1M
- **Biggest round:** $8.1M
- **Between rounds:** 10 months

## The rounds

- **Jun 2025** Round **$3.7M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Aug 2024** Round **$8.1M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet

## Funding filed with regulators

Tokamak Energy filed 2 raises, $12M in all. Filings say how much was sold and to how many investors; they never name the investors.

- Jun 2025 **$3.7M** UK share allotment
- Aug 2024 **$8.1M** UK share allotment

## Founders and team

From Tokamak Energy's own website: 10 on the team.

- **Warrick Matthews** Chief Executive Officer
- **Dr Mikhail Gryaznevich** Chief Scientist
- **Daniel Freeman** Non-Executive Director
- **Dr Chris Martin** Chairman
- **Dr Ross Morgan** Managing Director of Fusion
- **Erik Bonino** Non-Executive Director
- **Martin Kleppe** Non-Executive Director
- **Rory Scott Russell** Non-Executive Director
- **Sir David Harding** Non-Executive Director
- **Thomas Pfisterer** Non-Executive Director

Advisers *Dr David Kingham*

## Also claim to have backed them

These 2 firms list Tokamak Energy as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Lingotto](https://millionrounds.com/fund/lingotto) Asset manager Per its own site

[East X Ventures](https://millionrounds.com/fund/east-x-ventures) VC firm 2022, per its site

## Quick answers about Tokamak Energy

### How much has Tokamak Energy raised?

Tokamak Energy has raised $12M across 2 rounds since 2024.

### When did Tokamak Energy last raise?

Tokamak Energy's most recent round, $3.7M, was in Jun 2025.

### What was Tokamak Energy's biggest round?

Tokamak Energy's largest round on record is $8.1M, in Aug 2024.

### Where is Tokamak Energy based?

Tokamak Energy is based in the United Kingdom.

## Companies like Tokamak Energy

In the same sector, and raised in the last eighteen months.

[**Thistle** $10M · Nov 2026](https://millionrounds.com/company/thistle)[**novosound** $8.7M · Sept 2026](https://millionrounds.com/company/novosound)[**Renewable Power Capital** $915M · Sept 2026](https://millionrounds.com/company/renewable-power-capital)[**Metris Energy** $7.5M · Sept 2026](https://millionrounds.com/company/metris-energy)[**AcouBatt** $3.0M · Sept 2026](https://millionrounds.com/company/acoubatt)[**SolarSub** $1.8M · Sept 2026](https://millionrounds.com/company/solarsub)

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