David Yaffe is the co-founder and CEO of Estuary, an angel investor based in New York who previously. See portfolio, sector focus and contact routes.
David Yaffe is the co-founder and CEO of Estuary, an angel investor based in New York who previously co-founded and led Arbor Technologies until its 2016 acquisition by LiveRamp. He focuses on seed to Series A investments in enterprise applications, FinTech, and data infrastructure within the technology sector, primarily in the Greater New York City Area and the US. While his typical check size is not publicly disclosed, he has made nine angel investments and recently invested in Ternary in December 2021, often acting as an advisor rather than a lead investor. His notable portfolio includes Petal, a credit card company, and Optable, a privacy-focused data collaboration platform, alongside his board role at Narrative. Yaffe distinguishes himself by emphasizing real-time data infrastructure and product-led growth strategies for early-stage B2B startups. He has shared practical advice for founders on LinkedIn, recommending they reference-check venture capitalists and read *Venture Deals* before raising capital.
This profile is part of the StartupFundraising investor database: focus, portfolio history, disclosed location and contact routes, refreshed as new filings and rounds are ingested. Founders use it to check fit before reaching out and to find investors in New York.
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