People/jack-mastrangelo
Jack Mastrangelo

Jack Mastrangelo

founderYC
Specializes inReal Estate

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

linkedin
1
product
Products · 1
Cobblestone
Cobblestone
Founder

Cobblestone is a real estate company with unclear offerings.

Worked alongside
Jason Scharff
Roles are derived from products, launches and repositories we track — not from self-description.