Fundraising Fox

George Tziralis

Investor

Partner at Marathon Venture Capital

Athens, Greece

Writes $100K – $5M checks · typically $1.5M

About

George Tziralis, an entrepreneur and co‑founder of Open Coffee Greece who helped build Greece's startup community, backs technically strong, research‑heavy teams from Greece and its diaspora for global markets.

Invests in

AI & Machine LearningCybersecurityDeep TechEnterprise SoftwareHardwareRobotics

Experience

  1. Marathon Venture CapitalPartnercurrent2017 — presentAthens, Greece
  2. OpenfundPartnercurrent2009 — present
  3. Open Coffee GreeceHostcurrent2007 — presentAthens, Attiki, Greece
  4. AskmarketsFounder & CEO2007 — 2010

Education

  1. National Technical University of AthensDoctor of Philosophy - PhD, Operations Research2004 — 2008
  2. National Technical University of AthensEngineer's degree, Mechanical Engineering & Industrial Management1999 — 2004

Skills & more

Venture Capital95Early-stage Startups36Entrepreneurship99Prediction Markets17Data Mining30Forecasting22

From George's professional profile.

Same school

Shared employers

Deals · 1

Velos RotorsBoard seat

via Marathon Venture Capital · filed Dec 2023 · $2M raise

Attribution from SEC filings, press coverage, and firm rosters.

Colleagues at Marathon Venture Capital

Network9

Investors connected to George in public investor directories — a warm-intro map.