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First Light Fusion

Company UK Private Editorial profile Funding raised: $105M Website

Profile

Projectile-driven inertial fusion; pivoting to selling its amplifier technology.

Editorial profile — compiled by us from public sources.

Founded
2011
Headquarters
Oxford, UK
Funding raised
$105M

Current standings

Standings and milestones are always verified by us against primary sources, regardless of who manages the profile.

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Roadmap & milestones

First Light — £25m first close + first amplifier sales

2026-04
First Light Fusion

First Light closed a £25m first tranche (Starmaker One + UKAEA) and shipped its first VIPER III velocity amplifiers to Texas A&M — a pivot to selling its amplification tech while pursuing its FLARE inertial-fusion concept (target gain ~1,000).

Press release · 2026-04

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