Investor profile
Larry Epstein
Accelerator, Syndicate / Angel group & Mentor to Champions at MassChallenge, Software Entrepreneur at Boston Harbor Angels
Larry Epstein works as a Mentor to Champions at MassChallenge. The firm's known portfolio counts 10 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Mentor to Champions at MassChallenge, whose known portfolio counts 10 companies
- KIT-AR
- TrueToForm
- UMNAI
- Beyond The Optics Vision Systems
- Bio Natural Solutions
- Blusink
- Fibre Folks
- Samudra Oceans
- SentiSystems
- Steribake
Software Entrepreneur at Boston Harbor Angels, whose known portfolio counts 8 companies
- Astrocyte Pharmaceuticals
- S'More Date
- DetraPel
- GelMEDIX
- Xeno Biosciences
- Zylö Therapeutics
- Enrich Therapeutics
- Powerplay
Investor Profile
Larry Epstein is listed against sectors Climate, Consumer, FinTech and Hardware, and focus areas Battery, Biotech, Clean Energy and Diagnostics in the database.
Stage-wise, the deals at MassChallenge cluster around Pre-Seed, Seed and Series A rounds.
The firm portfolio and the focus above give founders context on whether Larry Epstein matches their raise.
Colleagues
Showing 20 of 23
Craig J. Lewis
Global Governing Board Director
Dallas, United States
Wendell Su
Startup Mentor
Boston, United States
Ziad Henry Moukheiber
President Boston Harbor Angels
Boston, United States
Ben Kromnick
Startup Mentor
San Francisco, United States
Ben Jen
Mentor & Judge
New York City, United States
Carlos Parajon
Member/Angel Investor
Wilmington, United States
J Phillip Cooper
Investor
Winchester, United States
Mirall Shalhoub
Business Coach
Helsinki, Finland
Sooah Cho
Judge & Mentor
San Francisco, United States
Patricia Sink
Mentor
United States
Greg Smith
Judge & Mentor
Acton, United States
Vik Kachoria
Mentor/Judge
Atlanta, United States
Millie Liu
Mentor/Judge
Cambridge, United States
Shirley Lu
Mentor
New York, United States
Kristen Mann
Member & Investor
New York, United States
Tim Hanson
Angel Investor
Exeter, United States
Bettina Briz
Mentor / Advisor
Palo Alto, United States
Mitchell Kleinhandler
Mentor
New York, United States
Andrés Jiménez Pacheco
Managing Director
Berlin, Germany
Caitlin Reimers Brumme
Chief Executive Officer
Waban, United States
Frequently asked questions
Who is Larry Epstein?
Larry Epstein is an accelerator partner and syndicate member based in Boston, Massachusetts, United States, listed as Mentor to Champions at MassChallenge. The known portfolio of that firm counts 10 companies. That portfolio belongs to the firm, not to Larry Epstein personally.
What does Larry Epstein invest in?
Listed sectors include Climate, Consumer, FinTech and Hardware; listed focus areas include Battery, Biotech, Clean Energy and Diagnostics. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Larry Epstein invest at?
MassChallenge appears in Pre-Seed, Seed and Series A rounds across its known deals, and Larry Epstein is listed there as Mentor to Champions. 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 Larry Epstein listed at?
Larry Epstein is listed as Mentor to Champions at MassChallenge. 23 other people in the database share a firm with Larry Epstein.
How do I contact Larry Epstein?
An email address, a phone number and a LinkedIn page are on file for Larry Epstein. 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