Investor profile
Kirk Posmantur
Angel, Operator angel & Co-Founder at 25madison, Senior Deal Partner at Andalusian Private Capital & Advisory
Kirk Posmantur is an angel investor and operator angel based in New York, United States. The known portfolio counts 3 companies: TMRW Sports, BILT and mPath.
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Investment focus
- Stage
- Seed
Contacts
Kirk Posmantur portfolio companies (3)
- TMRW Sports
- BILT
- mPath
Affiliated funds' portfolios
Co-Founder at 25madison, whose known portfolio counts 19 companies
- TMRW Sports
- Midi Health
- Pattern
- Handspring Health
- Silkline
- Italic Health
- Miravoice
- Paxton
- Croissant
- Ranger AI
- Keragon
- TCARE
- and 7 more
Senior Deal Partner at Andalusian Private Capital & Advisory, whose known portfolio counts 3 companies
- Sierra Space
- Moon Active
- Vista Global
Investor Profile
The listing covers sectors Consumer, SaaS and Travel, and focus areas CRM, Enterprise SaaS, Influencer Marketing and Lead Generation. Startups operating in these areas may find Kirk Posmantur relevant.
Stage-wise, the known deals cluster around Seed rounds.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
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Tom Kenny
Building & Investing
New York, United States
Oluwadurotimi Odukale
Building and Investing
New York, United States
Barret Seagroves
Investor
New York City, United States
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Frequently asked questions
Who is Kirk Posmantur?
Kirk Posmantur is an angel investor and operator angel based in New York, United States with 3 known investments on file, among them TMRW Sports, BILT and mPath. The sections above list the sectors, stages and firms attached to that record.
What does Kirk Posmantur invest in?
Listed sectors include Consumer, SaaS and Travel; listed focus areas include CRM, Enterprise SaaS, Influencer Marketing and Lead Generation. 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.
What stage does Kirk Posmantur invest at?
The known deals of Kirk Posmantur include Seed rounds. 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 Kirk Posmantur listed at?
Kirk Posmantur is listed as Co-Founder at 25madison. 6 other people in the database share a firm with Kirk Posmantur.
How do I contact Kirk Posmantur?
An email address, a phone number and a LinkedIn page are on file for Kirk Posmantur. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal