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Sebastian Siemiatkowski
Angel Investor
Co-founder and CEO of Klarna, the Swedish fintech company; makes angel investments in technology startups.
Stockholm, Sweden · 2+ investments · 2 portfolio companies
- Headquarters
- Stockholm, Sweden
- Portfolio Companies
- 2
- Total Investments
- 2
- Last Investment
- Dec 2024
Overview
Sebastian Siemiatkowski is an Angel Investor based in Stockholm, Sweden. It has made 2 investments, including Talentium and Omio.
Portfolio2
Co-investors24
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24 co-investors across 24 shared portfolio companies — who they back alongside, and how often they lead.
Venture Capital ×17 · Angel Investor ×3 · Bank ×1 · 11 shared rounds
Investment History
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