Investor profile
Jim Breyer
Angel & Founder & CEO at Breyer Capital, Breyer Capital at Strategic Partners, Co Founder at Accel-KKR
Jim Breyer is an angel investor based in Austin, Texas, United States with 13 known investments, including Facebook, Advanced Machine Intelligence, Artera, Circuit, Earli, OpenEvidence, Nearside, TympaHealth, World Labs, mPharma, Etsy and Dell.
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Investment focus
- Stage
- Seed
- Sector
- AIFinTechHealthcareSaaS
Contacts
Jim Breyer portfolio companies (13)
- Advanced Machine Intelligence
- Artera
- Circuit
- Earli
- OpenEvidence
- Nearside
- TympaHealth
- World Labs
- mPharma
- Etsy
- Dell
- Zeck
Affiliated funds' portfolios
Founder & CEO at Breyer Capital, whose known portfolio counts 10 companies
- Wander
- SandboxAQ
- Hemi Labs
- OpenEvidence
- Simplified Financial Solutions Company
- Network Bio
- Harbor Health
- Catena Labs
- Jarsy
- Soley Therapeutics
Breyer Capital at Strategic Partners, whose known portfolio counts 28 companies
- OpenAI
- Factory
- TextQL
- Shield AI
- Veza
- Cove
- Method Security
- Norm AI
- Citibanamex
- Atlas Holdings
- Inhabit
- Crash Override
- and 16 more
Co Founder at Accel-KKR, whose known portfolio counts 14 companies
- LeagueApps
- Identity Digital
- Submittable
- LeanDNA
- Humanforce
- Appspace
- Exxat
- Ntracts
- Ocuco
- SingleTrack
- Staritas
- StoreForce
- and 2 more
Investor Profile
The known portfolio sits in sectors AI, FinTech, Healthcare and SaaS, and focus areas Biotech, Data Analytics, Developer Tools and Digital Health.
Stage-wise, the known deals cluster around Seed rounds.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
Colleagues
Showing 20 of 92
Sara Clemens
Senior Advisor, Blackstone Growth (BXG)
United States
Jeffrey H. Margolis
Senior Advisor
Newport Beach, United States
Tim Armstrong
Vice President
San Francisco, United States
Dean Jacobson
Managing Director
Menlo Park, United States
Patrick Fallon
Managing Director & Chief Operating Officer
Burlingame, United States
David Cusimano
Managing Director
Atlanta, United States
Nishant Patel
Principal
San Francisco, United States
Joseph Porten
Managing Director
Menlo Park, United States
Jon Gray
President & Chief Operating Officer
New York, United States
Nicolas Dupuis
Managing Director
London, United Kingdom
Kurt Summers
President
New York, United States
Nicholas Galakatos
Global Head of Blackstone Life Sciences (BXLS)
Cambridge, United States
Chelsea Cho
Analyst
New York, United States
Nentcho Nentchev
Senior Managing Director
New York, United States
Juergen Pinker
Senior Managing Director
London, United Kingdom
Daniel Breyer
Partner
San Francisco, United States
Ted Breyer
Partner
San Francisco, United States
Julian Kulkarni
Senior Advisor
Dublin, Ireland
Tom Barnds
Managing Partner
Menlo Park, United States
Pablo Colomar Roig
Vice President
Mexico City
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Frequently asked questions
Who is Jim Breyer?
Jim Breyer is an angel investor based in Austin, Texas, United States with 13 known investments on file, among them Facebook, Advanced Machine Intelligence and Artera. The sections above list the sectors, stages and firms attached to that record.
What does Jim Breyer invest in?
Listed sectors include AI, FinTech, Healthcare and SaaS; listed focus areas include Biotech, Data Analytics, Developer Tools and Digital Health. 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 Jim Breyer invest at?
The known deals of Jim Breyer include Seed 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.
Which firm is Jim Breyer listed at?
Jim Breyer is listed as Breyer Capital at Strategic Partners. 92 other people in the database share a firm with Jim Breyer.
How do I contact Jim Breyer?
An email address, a phone number and a LinkedIn page are on file for Jim Breyer. 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