Person

Johannes Schaback

Co-founder and CTO of Stark Defence, a Berlin-based strike drone startup founded in 2024 that raised EUR500M led by Sequoia Capital and Founders Fund at a valuation above EUR3.5 billion in June 2026. A repeat founder who previously served as CTO of SumUp, a global payments technology company.

German · 1 current role · 1 founding

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Physical AI footprint (1)

The physical AI companies Johannes is connected to that DEPLOY verifies. The full record is one click away.

Stark Defenceverified→
Founder
Stark Defence is a Berlin-based defense startup building AI-powered attack and kamikaze drones (loitering munitions) for European militaries.
Series C · $570M1 model

Current roles (1)

Stark Defence Co-founder and CTOSecondary-verified

Foundings (1)

Stark Defencecofounder

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Co-founders (1)

Uwe Horstmann co-founded Stark Defence

Sources (3)

https://thenextweb.com/news/stark-defence-500-million-sequoia-founders-fund-3-5-billion-valuation
Wikipedia · https://en.wikipedia.org/wiki/STARK
Air Street Press · https://press.airstreet.com/p/stark-500m

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