Tomas Gartner is a corporate venture investor at Photon Energy, whose known portfolio counts 2 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Affiliated at Photon Energy, whose known portfolio counts 2 companies
- RayGen
- Lerta
Investor Profile
Tomas Gartner is listed against sectors Climate, Hardware and SaaS, and focus areas Battery, Energy Tech, Enterprise SaaS and Solar in the database.
Stage-wise, the deals at Photon Energy cluster around Growth and Series A rounds.
What the affiliated firm has backed is the closest available signal on whether Tomas Gartner is worth approaching.
Colleagues at Photon Energy
Frequently asked questions
Who is Tomas Gartner?
Tomas Gartner is a corporate venture investor based in Prague, Czechia, listed at Photon Energy. The known portfolio of that firm counts 2 companies. That portfolio belongs to the firm, not to Tomas Gartner personally.
What does Tomas Gartner invest in?
Listed sectors include Climate, Hardware and SaaS; listed focus areas include Battery, Energy Tech, Enterprise SaaS and Solar. 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 Tomas Gartner invest at?
Photon Energy appears in Growth and Series A rounds across its known deals, and Tomas Gartner is listed there. 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 Tomas Gartner listed at?
Tomas Gartner is listed at Photon Energy. One other person in the database shares a firm with Tomas Gartner.
How do I contact Tomas Gartner?
A LinkedIn page is on file for Tomas Gartner. It is readable inside RaiseHunt after you create an account. The database holds no email address and 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