United Kingdom · 
Who invested in First Light Fusion?
First Light Fusion's investors include IP Group, Tengxun Touzi, Parkwalk, Oryx Fund and Oxford Science Enterprises, and 1 more on record.
201520172019202120232025
$36MVenture$45MRound$62MRound$25MVenture
United Kingdom · Venture startup
Who invested in First Light Fusion
4 rounds we have observed, with the 6 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.
Raised 7 months ago
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Funding summaryUpdated 5 Nov 2026
$167Mraised across 4 rounds since 2015, from 4 sources
$36MVenture$45MRound$62MRound$25MVenture
- Latest round
- Venture, $25MApr 2026
- Biggest round
- $62MRound · Feb 2025
- Investors
- 6
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Venture, $36M Aug 2015
- Biggest round
- $62M Round · Feb 2025
- Usual gap between rounds
- 3.3 years the median of 3
The rounds
- Apr 2026
- Feb 2025
- Nov 2021Round$45M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Aug 2015
Funding filed with regulators
First Light Fusion filed 5 raises, $78M in all. Filings say how much was sold and to how many investors; they never name the investors.
- Apr 2026$34MUK share allotment
- Jan 2022$2.7MUK share allotment
- Jan 2022$6.9MUK share allotment
- Dec 2021$5.0MUK share allotment
- Nov 2021$30MUK share allotment
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Venture2015Round2021Round2025Venture2026
IP Group
Tengxun Touzi
Parkwalk
Oryx Fund
Oxford Science EnterprisesInvesco Asset
IP GroupTengxun TouziParkwalkOryx FundOxford Science EnterprisesInvesco AssetEveryone who backed them
Invesco AssetGrowth equity1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 3 firms list First Light Fusion 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.
Quick answers about First Light Fusion
How much has First Light Fusion raised?
First Light Fusion has raised $167M across 4 rounds since 2015.
When did First Light Fusion last raise?
First Light Fusion's most recent round was a Venture of $25M in Apr 2026.
What was First Light Fusion's biggest round?
First Light Fusion's largest round on record is $62M, in Feb 2025.
Who backed First Light Fusion first?
First Light Fusion's first round on record, in Aug 2015, was backed by IP Group and Invesco Asset.
What stage is First Light Fusion at?
First Light Fusion's latest named round is a Venture, in Apr 2026.
Where is First Light Fusion based?
First Light Fusion is based in the United Kingdom.
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