Location
Poland, Europe
Check Size
$100K - $10M
Investment Stage
Seed
Series A
Focus Areas
SaaS
AI
Data Services
Robotics
Privacy / Security
About Investor
Marcin Hejka is Co‑Founder and General Partner at OTB Ventures in Warsaw, writing $100K–$10M checks (sweet spot ~$1M) into seed to Series A deep‑tech, robotics, security, data services, AI and SaaS startups. His most recent lead was the $21M Series A in Apheris. He brings 18 years of investing experience from Intel Capital and serves on boards of portfolio companies like Fractory, SettleMint and Segron
Previous investments
Apheris
21M |2025
Fractory
9M |2021
SettleMint
16M |2022
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