Investor profile
George Tziralis
Venture capital & Partner at Marathon Venture Capital, Partner at Openfund
George Tziralis is a Partner at Marathon Venture Capital, whose known portfolio counts 9 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Partner at Marathon Venture Capital, whose known portfolio counts 9 companies
- Delian Alliance Industries
- Causaly
- Hack The Box
- PolyModels Hub
- Bota Systems
- DataForm Lab
- Pallma AI
- Progressive Robotics
- Straion
Partner at Openfund, whose known portfolio counts 6 companies
- Welcome Pickups
- Fieldscale
- Goodvidio
- 100mentors
- EverythingStore
- Intelliboxes
Investor Profile
Founders in the listed sectors AI, Commerce, Consumer and Hardware, and focus areas AI Applications, Booking, Cloud Infrastructure and Cybersecurity fall inside that listing.
Marathon Venture Capital appears in Pre-Seed, Seed and Series A rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether George Tziralis is worth approaching.
Colleagues
Aristos Doxiadis
Partner
Athens, Greece
Panos Papadopoulos
Partner
Athens, Greece
Georgios Kasselakis
Partner
Greece
Constantine Pateras
Partner
Voúla, Greece
Dimitris Maris
Investor / Advisory Committee
Kallithéa, Greece
Frequently asked questions
Who is George Tziralis?
George Tziralis is a venture capital investor based in Greece, listed as Partner at Marathon Venture Capital. The known portfolio of that firm counts 9 companies. That portfolio belongs to the firm, not to George Tziralis personally.
What does George Tziralis invest in?
Listed sectors include AI, Commerce, Consumer and Hardware; listed focus areas include AI Applications, Booking, Cloud Infrastructure and Cybersecurity. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does George Tziralis invest at?
Marathon Venture Capital appears in Pre-Seed, Seed and Series A rounds across its known deals, and George Tziralis is listed there as Partner. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is George Tziralis listed at?
George Tziralis is listed as Partner at Marathon Venture Capital. 5 other people in the database share a firm with George Tziralis.
How do I contact George Tziralis?
An email address and a LinkedIn page are on file for George Tziralis. The address stays masked on this page and is readable inside RaiseHunt after you create an account. The database holds no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal