Boston Harbor Angels is a syndicate. Team members are concentrated in Boston, Massachusetts, United States. Known portfolio companies include Astrocyte Pharmaceuticals, S'More Date, DetraPel, GelMEDIX, Xeno Biosciences and Zylö Therapeutics, 8 companies in all.
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Investment focus
Contacts
Who to pitch at Boston Harbor Angels
Boston Harbor Angels portfolio companies (8)
- Astrocyte Pharmaceuticals
- S'More Date
- DetraPel
- GelMEDIX
- Xeno Biosciences
- Zylö Therapeutics
- Enrich Therapeutics
- Powerplay
Co-investors
Funds that share portfolio companies with Boston Harbor Angels.
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About Boston Harbor Angels
The firm's listing covers sectors Consumer, Hardware, Healthcare and SaaS, and focus areas Biotech, Diagnostics, Digital Health and HR Tech; known deals cluster at Seed, Series A and Series B.
Of the 6 people on file at Boston Harbor Angels, Ziad Henry Moukheiber (President Boston Harbor Angels) and Larry Epstein (Software Entrepreneur) are listed as the contacts to approach first.
Across the known portfolio, 20 co-investors appear alongside Boston Harbor Angels, including Beacon Angels, EQx Fund and Clinical Research Ventures.
Frequently asked questions
What is Boston Harbor Angels?
Boston Harbor Angels is a syndicate whose team is concentrated in Boston, Massachusetts, United States, with a known portfolio of 8 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does Boston Harbor Angels invest in?
Listed sectors include Consumer, Hardware, Healthcare and SaaS; listed focus areas include Biotech, Diagnostics, Digital Health and HR Tech. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does Boston Harbor Angels invest at?
The known deals of Boston Harbor Angels include Seed, Series A and Series B rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at Boston Harbor Angels?
2 of the 6 people on file at Boston Harbor Angels are listed as contacts for the firm. All 6 have their own profile page.
How do I contact Boston Harbor Angels?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 6 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal