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Y Combinator Fintech portfolio in New York

The most prolific seed accelerator in the world, batch class twice a year. Filtered to Fintech companies headquartered in New York.

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Built from a search like: “Y Combinator-backed Fintech companies in New York”

Ranked by current headcount across Y Combinator-backed Fintech companies in New York. Refreshed daily.

  1. 1
    Kalshi· New York, New York, United States
    • Series F
    • 514 employees
    • Founded 2019
  2. 2
    Taktile· New York, New York, United States
    • Series B
    • 219 employees
    • Founded 2020
  3. 3
    Tremendous· New York, New York, United States
    • Seed
    • 200 employees
    • Founded 2010
  4. 4
    Energy Impact Partners· New York, New York, United States
    • Seed
    • 155 employees
    • Founded 2015
  5. 5
    Parker· New York, New York, United States
    • Series B
    • 112 employees
    • Founded 2020
Reveal 49 more·100 free credits, no card

Y Combinator-backed Fintech companies in New York

The list above ranks Y Combinator-backed Fintech companies headquartered in New York by current headcount, drawn from public LinkedIn and Crunchbase records. With 54 matching companies in our index, you can see exactly where Y Combinator’s Fintech thesis has landed in New York.

Three filters - investor, industry, city - narrow the field to a tight cluster of operators with overlapping incentives. They share a thesis, a network, and a market. Hiring from this list usually means hiring someone already inside the Y Combinator Fintech world in New York.

Refolk converts this list into a live search. Ask for “Y Combinator Fintech companies in New Yorkhiring senior engineers” or “founders of Y Combinator-backed Fintech companies in New York who left in the last year” and Refolk returns a ranked shortlist.

How this list is built

Refolk pulled Fintech companies headquartered in New York whose disclosed Crunchbase investor list includes Y Combinator, ranked them by current employee count, and kept those with at least 3 employees. The list refreshes once a day.

Last refreshed: Sun, 21 Jun 2026 17:16:25 GMT

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