Most Backed Fintech Startups in San Francisco, CA 2026

16 Fintech startups in San Francisco, CA ranked by verified backer count, led by Affirm, Agree.com, Anrok. Each links to its full syndicate breakdown.

Fintech in San Francisco, CA accounts for 56 tracked companies with verified cap-table data, 56 of which disclose round sizes totalling $16B. The median disclosed raise is $145M, and the largest is Brex at $2.3B, ahead of Affirm ($1.5B) and Plaid ($1.3B).

The names that recur most often on these fintech cap tables are Andreessen Horowitz (9 companies), Y Combinator (7 companies), Ribbit Capital (5 companies), Founders Fund (5 companies), Spark Capital (5 companies), Sequoia Capital (5 companies). By latest disclosed round, the market skews Series C (15), Series B (12), Series A (6), Seed (5).

Best funded Fintech in San Francisco, CA companies

  1. Brex — $2.3B (latest: Series D)
  2. Affirm — $1.5B (latest: Series G)
  3. Plaid — $1.3B (latest: Series E)
  4. Carta — $1B
  5. Gusto — $796M (latest: Series E)
  6. Forge — $660M (latest: Growth)
  7. Numerai — $558M (latest: Series C)
  8. Mercury — $500M (latest: Series D)
  9. Anchorage Digital — $500M
  10. Juniper Square — $499M (latest: Series D)
  11. Fundbox — $410M (latest: Growth)
  12. Corgi Insurance — $378M (latest: Series B)
  13. Extend — $325M (latest: Series C)
  14. Tools For Humanity — $300M
  15. Bilt Rewards — $250M

Sector × city funding reports (20)

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•By Alejandro Cremades