Tanja Romahn works as an Investor at Siemens Energy. The firm's known portfolio counts 2 companies.
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Investment focus
- Focus
- 3D PrintingClean EnergyDeepTechFusion EnergySustainability
Contacts
Affiliated funds' portfolios
Investor at Siemens Energy, whose known portfolio counts 2 companies
- Marvel Fusion
- Liquid Wind
Investor Profile
Founders in the listed sectors Climate and Hardware, and focus areas 3D Printing, Clean Energy, DeepTech and Fusion Energy fall inside that listing.
Siemens Energy appears in Seed, Series A and Series B rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether Tanja Romahn is worth approaching.
Colleagues at Siemens Energy
Naeesha Fatima
Venture Capital Analyst
Dubai, United Arab Emirates
Praneeta Pakalapati
Venture Research
Paris, France
Mauricio T.
Investor
United States
Saarah L.
Investor
United Kingdom
Karoline Graeubig
Head of Partnering /M&A (Globally)
London, United Kingdom
Trent Greenland
Investor
Hamburg, Germany
David Fernandes
Affiliated
Orlando, United States
Frequently asked questions
Who is Tanja Romahn?
Tanja Romahn is a corporate venture investor based in Berlin, Germany, listed as Investor at Siemens Energy. The known portfolio of that firm counts 2 companies. That portfolio belongs to the firm, not to Tanja Romahn personally.
What does Tanja Romahn invest in?
Listed sectors include Climate and Hardware; listed focus areas include 3D Printing, Clean Energy, DeepTech and Fusion Energy. 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 Tanja Romahn invest at?
Siemens Energy appears in Seed, Series A and Series B rounds across its known deals, and Tanja Romahn is listed there as Investor. 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 Tanja Romahn listed at?
Tanja Romahn is listed as Investor at Siemens Energy. 7 other people in the database share a firm with Tanja Romahn.
How do I contact Tanja Romahn?
A LinkedIn page is on file for Tanja Romahn. 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