GB · aerospace · ai · defense
Who invested in Isembard
2 rounds we have observed, with the investors named in each. Every figure below came from a named source, and where the company reported the raise to the SEC itself, that is shown beside it.
2
rounds observed
16
investors named
Mar 2026
most recent
The rounds
Series A · Mar 2026 · £37.5 million
Union Square Ventures lead, Notion Capital, IQ Capital, Tamarack Global, CIV, Alex Bouaziz, Andrei Danescu, Matt Briers
Reported by Ventureburn
Seed · Apr 2025 · £7 million
Notion Capital lead, 201 Ventures, Andreas Klinger, Basis Capital, Forward Fund, Joshua Western, Material Ventures, NP-Hard Ventures, Neverlift Ventures
Reported by TechCrunch
Everyone who backed them
InvestorTypeRounds
Missing a round, or an investor who was in one? Tell us.