
Organisation
Defence Builder Fund I
Early-stage investment fund backing defence-technology startups.
Last refreshed: 18 July 2026 · Appears in 1 active topic
Key Question
Which under-the-radar funds are backing Europe's growing wave of defence-tech startups?
Background
Defence Builder Fund I is an early-stage venture capital fund that invests in defence-technology startups, backing companies building hardware and software for military and dual-use applications.
Funds of this kind have become a growing feature of European defence-tech financing, with venture investors following battlefield-validated technology, particularly from firms with combat-tested products, into commercial funding rounds alongside traditional defence primes.
Common Questions
What does Defence Builder Fund I invest in?
Defence Builder Fund I is an early-stage venture capital fund that backs defence-technology startups building hardware and software for military and dual-use use.
How the World Sees Them
China (military commentary)
an excellent force multiplier
Iran (Ministry of Foreign Affairs)
clearance is Iran's sole responsibility
Norway (Kongsberg Discovery)
moving from recognising the need to implementing solutions
Nautilus International
The Code keeps a human master legally responsible but does not say who answers when that master sits ashore and something goes wrong.
UK Ministry of Defence and Royal Navy
bringing together people, platforms and technology at short notice