Cobblestone

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 · 5 recorded

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