10 Founders backed by FirstMark in New York, NY (2026)

10 founders backed by FirstMark in New York, NY, with company, funding, and investor detail. Includes Crisp and Posh.

Founders backed by FirstMark in New York, NY (11)

Founders backed by FirstMark in New York, NY covers 11 founders on Estuary, Firsthand and Clerq and 6 other companies. The most common sectors are AI Infrastructure (3), Fintech (3) and Developer Tools (2). Members are based in 2 cities, led by New York, NY (10) and New York City, NY (1). The remaining members span E-commerce (2) and SaaS (1). Companies represented include Crisp, Highbeam, Payy, Pickle, Posh and TensorZero. Every founder below links to a profile with their company, backers, and the filings behind each round.

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