Matthew Koster is an angel investor based in St Louis, Missouri, United States. The known portfolio counts 4 companies: Cole Information, itrac, LearnWell and RentACoop.
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Investment focus
Contacts
Matthew Koster portfolio companies (4)
- Cole Information
- itrac
- LearnWell
- RentACoop
Investor Profile
The known portfolio sits in sectors Consumer, FinTech, Healthcare and Real Estate.
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Frequently asked questions
Who is Matthew Koster?
Matthew Koster is an angel investor based in St Louis, Missouri, United States with 4 known investments on file, among them Cole Information, itrac and LearnWell. The sections above list the sectors attached to that record.
What does Matthew Koster invest in?
Listed sectors include Consumer, FinTech, Healthcare and Real Estate. 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 Matthew Koster?
An email address, a phone number and a LinkedIn page are on file for Matthew Koster. 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