Investor profile
William Gaybrick
Angel, Operator angel & President, Technology and Business at Stripe
William Gaybrick is an angel investor and operator angel based in San Francisco, California, United States with 8 known investments: Medallion, FabFitFun, Stord, Cents, LOLA, Fig, Llama and Substrate.
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Investment focus
- Stage
- Seed
Contacts
William Gaybrick portfolio companies (8)
- Medallion
- FabFitFun
- Stord
- Cents
- LOLA
- Fig
- Llama
- Substrate
Affiliated funds' portfolios
President, Technology and Business at Stripe, whose known portfolio counts 17 companies
- Ramp
- TrueLayer
- Stedi
- Kite
- Remark
- Clerk
- Circuit & Chisel
- Rowspace
- Badge
- CoPlane
- Vengo AI
- InCorp Chain
- and 5 more
Investor Profile
The listing covers sectors AI, Commerce, FinTech and SaaS, and focus areas Cross-Border Payments, Developer Tools, Enterprise SaaS and Fraud Prevention. Startups operating in these areas may find William Gaybrick relevant.
William Gaybrick appears in Seed rounds across the known deals.
The portfolio and focus above give founders context on whether William Gaybrick matches their raise.
Colleagues at Stripe
Showing 20 of 33
John Collison
President
San Francisco, United States
Aadil Mamujee
Stablecoins
New York, United States
Lucas Dickey
Day Zero Things
Seattle, United States
Parker Conrad
Member Board of Directors
San Francisco, United States
Steve S.
Angel Investor
Redmond, United States
Francisco Tolmasky
CEO
San Francisco, United States
Stephen Marcus
Angel Investor
Los Angeles, United States
Anne Hoffer
Loves to learn
Chicago, United States
Jay Shah
Business Lead, Link
New York, United States
Andrew Garvin
Investor
Oakland, United States
Patrick McKenzie
Works for the Internet
Chicago, United States
Matt Huang
Board Member
San Francisco, United States
Bickey Russell
Head of APAC, Global Alliances and Channels
Singapore
Shaun Sharkey
Enterprise
London, United Kingdom
Midhat Meraj
Global Partnerships
Paris, France
Hemant Taneja
Investor (former Board Member)
Palo Alto, United States
Allison Xu
Agentic Commerce
New York, United States
Laura Buhler
Investor
San Francisco, United States
Matt Klineman
Corporate Development
New York, United States
Sarah Grace
Global Head of Corporate Governance
Ireland
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Frequently asked questions
Who is William Gaybrick?
William Gaybrick is an angel investor and operator angel based in San Francisco, California, United States with 8 known investments on file, among them Medallion, FabFitFun and Stord. The sections above list the sectors, stages and firms attached to that record.
What does William Gaybrick invest in?
Listed sectors include AI, Commerce, FinTech and SaaS; listed focus areas include Cross-Border Payments, Developer Tools, Enterprise SaaS and Fraud Prevention. 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 William Gaybrick invest at?
The known deals of William Gaybrick 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 William Gaybrick listed at?
William Gaybrick is listed as President, Technology and Business at Stripe. 33 other people in the database share a firm with William Gaybrick.
How do I contact William Gaybrick?
An email address, a phone number and a LinkedIn page are on file for William Gaybrick. 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