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Top Blockchain companies in New York

Companies building L1s, L2s, wallets, infra, and apps on public blockchains. Filtered to companies headquartered in New York.

Built from a search like: “Top Blockchain companies in New York”

Ranked by current headcount across Blockchain companies headquartered in New York. Refreshed daily.

  1. 1
    JPMorganChase· New York, New York, United States
    • 224.1k employees
    • Founded 2000
  2. 2
    Citi· New York, New York, United States
    • Post-IPO debt
    • 185.7k employees
  3. 3
    Morgan Stanley· New York, New York, United States
    • 96.5k employees
  4. 4
    American Express· New York, New York, United States
    • 84.4k employees
  5. 5
    J.P. Morgan· New York, New York, United States
    • 82.1k employees
  6. 6
    Goldman Sachs· New York, New York, United States
    • Post-IPO debt
    • 68.4k employees
  7. 7
    BNY· New York, New York, United States
    • Post-IPO equity
    • 54.3k employees
  8. 8
    KPMG US· New York, New York, United States
    • 53.5k employees
    • Founded 1987
  9. 9
    Marsh McLennan· New York, New York, United States
    • Post-IPO debt
    • 45.8k employees
  10. 10
    MetLife· New York, New York, United States
    • Post-IPO debt
    • 44k employees
  11. 11
    S&P Global· New York, New York, United States
    • Post-IPO debt
    • 40.8k employees
  12. 12
    New York Life· New York, New York, United States
    • 37.2k employees
  13. 13
    Travelers· New York, New York, United States
    • 36.6k employees
  14. 14
    Chase· New York, New York, United States
    • 34.8k employees
    • Founded 2000
  15. 15
    Merrill Lynch· New York, New York, United States
    • 34.5k employees
    • Founded 1914
  16. 16
    BlackRock· New York, New York, United States
    • Post-IPO equity
    • 32.9k employees
    • Founded 1988
  17. 17
    M&T Bank· Buffalo, New York, United States
    • 30.2k employees
  18. 18
    AIG· New York, New York, United States
    • Post-IPO debt
    • 27.7k employees
    • Founded 1919
  19. 19
    Bloomberg· New York, New York, United States
    • 26.2k employees
    • Founded 1981
  20. 20
    Marsh Risk· New York, New York, United States
    • Series unknown
    • 23.7k employees
  21. 21
    Barclays Investment Bank· New York, New York, United States
    • 21.4k employees
    • Founded 1997
  22. 22
    Broadridge· New York, New York, United States
    • Post-IPO debt
    • 17.2k employees
    • Founded 1962
  23. 23
    Moody's Corporation· New York, New York, United States
    • Series unknown
    • 15.2k employees
  24. 24
    Marsh McLennan Agency· White Plains, New York, United States
    • 14.4k employees
    • Founded 2003
  25. 25
    TIAA· New York, New York, United States
    • 13.3k employees
    • Founded 1918

Find engineers at Blockchain companies in New York

New York has long been a hub for Blockchain, and the list above ranks the largest Blockchain companies headquartered there by current headcount, drawn from public LinkedIn and Crunchbase records. With 6,165 matching companies in our index, this is a good map of where the Blockchain talent in New Yorklives — useful whether you’re recruiting, partnering, or sizing a market.

The biggest Blockchain companies in New York tend to be the gravitational centres for specialised talent — senior engineers, ML researchers, applied scientists, designers — while the smaller ones compete on speed, equity, and proximity to founders.

Refolk converts this list into a live search. Ask for “Blockchain engineers in New Yorkhiring senior staff” or “founders of Blockchain companies in New Yorkwho left in the last 12 months” and Refolk returns a ranked shortlist with the evidence that earned each person a spot.

How this list is built

Refolk pulled Blockchain companies headquartered in New York from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 10 employees. The list refreshes once a day.

Last refreshed: Thu, 07 May 2026 10:00:05 GMT

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