Gurfinkel: Investors called Data Rails the black sheep of their portfolio
Didi Gurfinkel · He failed for 5 years. Then hit $20M ARR with 100% outbound. | Didi Gurfinkel, Founder of Datarails · PMF Show · Feb 26, 2026 · at 13:37
Didi Gurfinkel, co-founder and CEO of Data Rails, recounts the investor skepticism and lack of traction metrics during the company's early pre-PMF years.
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“They used to tell me that we are the black sheep of their portfolios. You know, they have like this annual events, you come with a nice and you go and you know that you are the black sheep of their portfolio. You don't show any revenue. You don't show any success, no KPI, just stories.”
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