Thanos Tzefrios is an angel investor based in Marina del Rey, California, United States. The known portfolio counts 2 companies: Lone Rooftop and Open Social.
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Investment focus
- Focus
- Construction TechEnterprise SaaSFacilities Support ServicesIoTMarketplacesOpen SourceParkingPropTechRemediation
Contacts
Thanos Tzefrios portfolio companies (2)
- Lone Rooftop
- Open Social
Investor Profile
Founders in the listed sectors Consumer, Hardware, Real Estate and SaaS, and focus areas Construction Tech, Enterprise SaaS, Facilities Support Services and IoT will recognize the pattern in this portfolio.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
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Frequently asked questions
Who is Thanos Tzefrios?
Thanos Tzefrios is an angel investor based in Marina del Rey, California, United States with 2 known investments on file, among them Lone Rooftop and Open Social. The sections above list the sectors attached to that record.
What does Thanos Tzefrios invest in?
Listed sectors include Consumer, Hardware, Real Estate and SaaS; listed focus areas include Construction Tech, Enterprise SaaS, Facilities Support Services and IoT. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
How do I contact Thanos Tzefrios?
A phone number and a LinkedIn page are on file for Thanos Tzefrios. They are readable inside RaiseHunt after you create an account. The database holds no email address for this profile.
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Data: RaiseHunt investor dataset · Snapshot 6 September 2026 · How this data is built · Report a correction or request removal