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Cobblestone

Acquired

Delinquency reduction and automation software for institutional…

W23·Winter 2023·Real Estate & Construction·New York City, NY, USA·Team of 3·Founded 2023
Website ↗YC page ↗

About

We're building software to help institutional landlords reduce delinquency starting with fraud reduction.

Founders

  • Jack Mastrangelo· Founder

    Cofounder of Cobblestone, ex-Ramp & Facebook software engineer.

    LinkedIn ↗
  • Jason Scharff· Founder

    Co-Founder of Cobblestone. Previously Engineering at Ramp and Robinhood.

    LinkedIn ↗

Change history · 11 recorded

  1. October 4, 2026
    • Founder profile updated08:01 PM
    • YC partner updated08:01 PM
  2. September 20, 2026
    • YC partner updated08:01 PM
    • Founder profile updated08:01 PM
  3. September 6, 2026
    • YC partner updated08:01 PM
    • Founder profile updated08:01 PM
  4. August 23, 2026
    • Founder profile updated08:00 PM
    • YC partner updated08:00 PM
    • Relocated to New York City08:00 PM
  5. July 7, 2026
    • Location updated07:00 PM
  6. June 23, 2026
    • Status changed to AcquiredActive→Acquired07:00 PM