Mark Goldstein is an angel investor and operator angel based in Englewood, Colorado, United States with 5 known investments: Nuzzel, Diamond Foundry, FairClaims, Mendel.ai and Hangtime.
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Investment focus
Contacts
Mark Goldstein portfolio companies (5)
- Nuzzel
- Diamond Foundry
- FairClaims
- Mendel.ai
- Hangtime
Investor Profile
Founders in the listed sectors AI, Consumer, FinTech and Healthcare, and focus areas Digital Health, Enterprise SaaS, Machine Learning and Social will recognize the pattern in this portfolio.
Mark Goldstein appears in Seed and Series A rounds across the known deals.
The portfolio and focus above give founders context on whether Mark Goldstein matches their raise.
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Frequently asked questions
Who is Mark Goldstein?
Mark Goldstein is an angel investor and operator angel based in Englewood, Colorado, United States with 5 known investments on file, among them Nuzzel, Diamond Foundry and FairClaims. The sections above list the sectors and stages attached to that record.
What does Mark Goldstein invest in?
Listed sectors include AI, Consumer, FinTech and Healthcare; listed focus areas include Digital Health, Enterprise SaaS, Machine Learning and Social. 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 Mark Goldstein invest at?
The known deals of Mark Goldstein include Seed and Series A 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.
How do I contact Mark Goldstein?
An email address, a phone number and a LinkedIn page are on file for Mark Goldstein. 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