3 Founders Backed by Jay Kang (2026)

Jay Kang founders (3)

Jay Kang founders covers 3 founders on Beacon Biosignals, Harbor Health and Substrate. The most common sectors are Healthtech (2) and AI Infrastructure (1). Members are based in 3 cities, led by Austin, TX (1), Boston, MA (1) and San Francisco, CA (1). Every founder below links to a profile with their company, backers, and the filings behind each round.

• Founders listed: 3
• Companies represented: 3
• Top sector: Healthtech (2 founders)
• Top location: Austin, TX (1 founders)
• Sectors represented: 2
• Locations represented: 3

• Jacob Donoghue — Beacon Biosignals
• James Proud — Substrate
• Rhonda Mundhenk — Harbor Health

Browse the full founder directory

Other founder hubs

• Sanjay Subhedar (17 founders)
• Andrew Boszhardt Jr. (22 founders)
• Ben Horowitz (41 founders)
• Logan Allin (17 founders)
• Brian Ascher (22 founders)
• Ben Lerer (31 founders)
• Andreas Weiskam (17 founders)
• Rick Frisbie (20 founders)
• Jeff Crowe (27 founders)
• Max Motschwiller (16 founders)
• John Cadeddu (19 founders)
• Samir Kaul (24 founders)
• Michael McMahon (16 founders)
• Matt Greenleaf (18 founders)
• Larry Li (22 founders)
• David Fialkow (41 founders)
• James Nahirny (17 founders)
• Brian Jacobs (22 founders)
• Barry Eggers (31 founders)
• Kevin Harvey (17 founders)
• Steve Lebow (20 founders)
• Josh Kopelman (27 founders)
• Eduardo Saverin (16 founders)
• Ann Miura-Ko (19 founders)

Full founder directory · Investor directory · Company funding database