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Marcin Hejka
InvestorCo-founder & Managing Partner at OTB Ventures
Warsaw, Poland
Writes $100K – $10M checks · typically $1M
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About
Marcin Hejka—20+ years at Intel Capital—managed ~1/3 of its EMEA/India portfolio, led 50+ exits including unicorns/decacorns, sat on a public bank board at mid‑20s, melding semiconductor with enterprise AI/cybersecurity expertise.
Contact· self-published, not guessed
Invests in
AI & Machine LearningCybersecurityDeep TechEnterprise SoftwareFintechHardwareSemiconductorsSpace Tech
Deals · 1
MatrixSpaceBoard seat
via OTB Ventures · filed Mar 2026 · $24.8M raise
Attribution from SEC filings, press coverage, and firm rosters.
Other disclosed investments
Sources: the firm's website · SEC Form D filings · curated public sources.
Colleagues at OTB Ventures
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Investors connected to Marcin in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Marcin Hejka?
- Marcin Hejka—20+ years at Intel Capital—managed ~1/3 of its EMEA/India portfolio, led 50+ exits including unicorns/decacorns, sat on a public bank board at mid‑20s, melding semiconductor with enterprise AI/cybersecurity expertise.
- Where does Marcin Hejka work?
- Marcin Hejka is Co-founder & Managing Partner at OTB Ventures.
- What does Marcin Hejka invest in?
- Marcin Hejka invests in AI & Machine Learning, Cybersecurity, Deep Tech, Enterprise Software, Fintech, Hardware, Semiconductors, Space Tech.
- What check size does Marcin Hejka write?
- Marcin Hejka typically writes checks of $100K – $10M.
- What boards does Marcin Hejka sit on?
- Marcin Hejka holds tracked board seats at APHERIS, BabbleLabs, MatrixSpace, MatrixSpace, Minit, Plumerai.
- What companies has Marcin Hejka invested in?
- Investments tracked here include APHERIS, Elmodis, Fractory, MatrixSpace, Rancard, Segron, Semseye, SettleMint NV, SpreadAI.
About this profile. Compiled from public sources — OTB Ventures's own website, regulatory filings and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights