Most Active Fintech Investors in Boston 2026

10 firms writing Fintech checks in Boston, led by 7thirty Capital, Boston Seed Capital, CVP Management — ranked by verified deal count with the companies.

Fintech in Boston accounts for 4 tracked companies with verified cap-table data, 4 of which disclose round sizes totalling $496M. The median disclosed raise is $75M, and the largest is Circle at $357M, ahead of Origin ($75M) and Traive ($57M).

The names that recur most often on these fintech cap tables are a16z crypto (1 company), BlackRock (1 company), Apollo Funds (1 company), Intercontinental Exchange (1 company), SBI Group (1 company), Standard Chartered Ventures (1 company). By latest disclosed round, the market skews Series B (1), Growth (1), Series A (1).

Best funded Fintech in Boston companies

  1. Circle — $357M
  2. Origin — $75M (latest: Series B)
  3. Traive — $57M (latest: Growth)
  4. Flipside Crypto — $7.1M (latest: Series A)

Sector × city funding reports (20)

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