Investor Lists

Fintech investors based in Boston

Updated 7 November 2026

Firms with an address in Boston that we have watched back a fintech company in the last two years.

See all 25 →The top 25
25investors on the listNo change this week
332cheques in 12 months-15% against the market
$20Mmedian round they joined+144% against the market median
92%wrote a cheque in 12 months
84%have led a round

The Top 25

Ordered by cheques observed, never by anything anyone paid for

Deploying now (23)

  1. 1MassChallengeDeploying nowAccelerator · United States984$1.8Mmedian roundSept 2026last seen
  2. 2Battery VenturesDeploying nowVC firm · United States658$32Mmedian roundNov 2026last seen
  3. 3Summit PartnersDeploying nowPrivate equity · United States356$81Mmedian roundOct 2026last seen
  4. 4Wellington ManagementDeploying nowVC firm · United States297$130Mmedian roundOct 2026last seen
  5. 5HarbourVest PartnersDeploying nowFund of funds · United States93$54Mmedian roundJun 2026last seen
  6. 6MassMutual VenturesDeploying nowVC firm · United States84$14Mmedian roundOct 2026last seen
  7. 7Castle Island VenturesDeploying nowVC firm · United States78$7Mmedian roundOct 2026last seen
  8. 8The E14 FundDeploying nowVC firm · United States72$8Mmedian roundOct 2026last seen
  9. 9One Way VenturesDeploying nowVC firm · United States71$8Mmedian roundNov 2026last seen
  10. 10PSGDeploying nowVC firm · United States68$50Mmedian roundAug 2026last seen
  11. 11Underscore VCDeploying nowVC firm · United States65$7Mmedian roundSept 2026last seen
  12. 12Advent InternationalDeploying nowPrivate equity · United States59$740Mmedian roundOct 2026last seen
  13. 13Bain CapitalDeploying nowPrivate equity · United States58$50Mmedian roundAug 2026last seen
  14. 14ElephantDeploying nowVC firm · United States54$16Mmedian roundJul 2026last seen
  15. 15Raptor GroupDeploying nowPrivate equity · United States50$15Mmedian roundSept 2026last seen
  16. 16Asymmetric Capital PartnersDeploying nowVC firm · United States44$8.3Mmedian roundSept 2026last seen
  17. 17Suffolk TechnologiesDeploying nowVC firm · United States39$5.3Mmedian roundJun 2026last seen
  18. 18Will VenturesDeploying nowVC firm · United States39$7Mmedian roundSept 2026last seen
  19. 19HighSage VenturesDeploying nowVC firm · United States8$30Mmedian roundOct 2026last seen
  20. 20GMOquietPrivate equity · United States5$12Mmedian roundMar 2025last seen
  21. 21State Street CorporationDeploying nowCorporate VC · United States5$120Mmedian roundOct 2026last seen
  22. 22Smith Point CapitalDeploying nowVC firm · United States4$123Mmedian roundSept 2026last seen
  23. 23State Street Global AdvisorsquietVC firm · United States4$50Mmedian roundApr 2025last seen
  24. 24Whale RockDeploying nowHedge fund · United States4$725Mmedian roundSept 2026last seen
  25. 25Brewer Lane VenturesDeploying nowVC firm · United States2$20Mmedian roundAug 2026last seen

Quick answers about fintech investors based in Boston

Who are the most active fintech investors based in Boston?

By cheques observed, the most active are MassChallenge, Battery Ventures, Summit Partners, Wellington Management and HarbourVest Partners.

How many fintech investors based in Boston are there?

25 are on record. 92% made an investment in the last 12 months and 84% have led a round.

Which stages do fintech investors based in Boston back?

Of the rounds with a named stage in the last 12 months, mostly Seed (22%) and Series A (17%).

How big are the rounds fintech investors based in Boston join?

The typical (median) round among the leading investors here is $20M.

Which sectors do fintech investors based in Boston back most?

In the last 12 months, mostly AI, Biotech and Fintech.

Which fintech investors based in Boston lead the most rounds?

Battery Ventures (29 led), Wellington Management (15 led) and Summit Partners (11 led).

What have fintech investors based in Boston invested in recently?

Recent rounds include Shackleton AI (Seed, Nov 2026, with Battery Ventures), Lazarus AI (Nov 2026, with One Way Ventures) and Traversal (Series B, Nov 2026, with Battery Ventures).

How is this list of fintech investors based in Boston ranked?

By cheques observed, from the rounds and filings we watched, and never by anything anyone paid for. It is rebuilt every night.

Built from the rounds we watched, refreshed every night. How we count · Report a correction