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United Kingdom Atomic Energy Authority

United Kingdom Atomic Energy Authority

United Kingdomukaea.org

Overview

United Kingdom Atomic Energy Authority is a UK government research organisation and executive non-departmental public body responsible for the development of fusion energy, which also acts as an investor in fusion and deep tech spinouts through vehicles like the UK Innovation & Science Seed Fund.

Year Founded

1954

Portfolio Companies

3

Website

ukaea.org

Investments

United Kingdom Atomic Energy Authority investments
CompanyDateStageLead
First Light FusionApr 2026Early FundingCo-investor
Oxford SigmaJan 2025GrantCo-investor
Arkenlight LimitedAug 2020SeedCo-investor

Sector & Stage Mix

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SeedSeries ASeries BGrowth

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Investment Activity

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2021
2022
2023
2024
2025
2026

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FAQ

Firmographic Details

HeadquartersUnited Kingdom
Year Founded1954

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