Stark Defence
SD
Stark builds software-defined unmanned systems for defence and security customers. The company designs modular drones and related mission software for surveillance and precision strike. Its platforms are built to be updated in the field and operated at scale, with tools for planning, control, and communications.
Founded by Uwe Horstmann (CEO), Florian Seibel (Co-Founder), Johannes Schaback (CTO)
Blended valuation$3.6B
Valuation history
Weekly blended valuation with priced funding rounds marked on the timeline.
$3.9B
blended valuationfunding round
Aug 18, 2025$248.1MOct 5, 2026
All rounds
4 funding rounds, newest first.
| Round | Announced | Raised | Post-money |
|---|---|---|---|
| Round | Jun 23, 2026 | $570.7M | $4B |
| Round | Feb 13, 2026 | — | $1.2B |
| Growth | Aug 21, 2025 | $62M | $500M |
| Series A | Oct 10, 2024 | $15.3M | $98.4M |
Investors
8 investors across all rounds.
- SCSequoia Capital
- FFFounders Fund
- PAProject A Ventures
- ASAir Street Capital
- NINATO Innovation Fund
- 2V201 Ventures
- AIAdvent International
- DCDöpfner Capital
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Data as of Oct 16, 2026. Valuations are estimates blended from primary and secondary-market signals — not investment advice.