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Nathaniel Stummann

Nathaniel Stummann

Investor focused on pre-seed and seed in Nordics and Baltics

Copenhagen, Denmark
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Joined February 2026
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Summary

Operator-to-investor with repeat 0→1 experience: Nathaniel progressed from analyst and commercial roles into operations, then co-founded a startup and transitioned into investing, bringing practical experience building products and go-to-market motion at early-stage companies. byfounders+1
Focus on founder-problem fit and rapid iteration: As an investor he prioritizes 0→1 founders who iterate quickly from customer understanding and who pursue contrarian, high‑impact outcomes rather than incremental improvement. byfounders
Built data-driven founder-detection technology: Co-founded and led development of advanced founder-detection tooling and data infrastructure that was later acquired and integrated by Evertrace. techsavvy+1
Hands-on operations experience through acquisition lifecycle: Worked across operations and commercial roles at Firmnav and served as Head of Operations prior to Firmnav's acquisition by Valu8, giving him experience with scaling operational processes and transition planning. valu8group+2

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Hobbies

Plays piano and runs long distances. byfounders