Mark Ein is an operator angel based in Washington, District of Columbia, United States. The known portfolio counts 3 companies: SocialRadar, Ex Parte and Baltimore Orioles.
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Investment focus
- Stage
- Series A
- Focus
- Legal TechMachine LearningSports Team Ownership
Contacts
Mark Ein portfolio companies (3)
- SocialRadar
- Ex Parte
- Baltimore Orioles
Investor Profile
Founders in the listed sectors AI and SaaS, and focus areas Legal Tech, Machine Learning and Sports Team Ownership will recognize the pattern in this portfolio.
Mark Ein appears in Series A rounds across the known deals.
The portfolio and focus above give founders context on whether Mark Ein matches their raise.
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Frequently asked questions
Who is Mark Ein?
Mark Ein is an operator angel based in Washington, District of Columbia, United States with 3 known investments on file, among them SocialRadar, Ex Parte and Baltimore Orioles. The sections above list the sectors and stages attached to that record.
What does Mark Ein invest in?
Listed sectors include AI and SaaS; listed focus areas include Legal Tech, Machine Learning and Sports Team Ownership. 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 Ein invest at?
The known deals of Mark Ein include 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 Ein?
An email address, a phone number and a LinkedIn page are on file for Mark Ein. 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