BEAMSTART Logo

HomePeopleProfile

Jack Mastrangelo

Founder, Cobblestone 

Join Date

October 2024

Country

United States

Gender

Not Specified

Age

Not Specified

About Jack Mastrangelo

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

Companies & Work

Cobblestone

Cobblestone

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

Share This Profile

Featured Members from United States

Siddhesh Kulthe

CEO of Kulthe Media

Benjamin Bolte

Founder, K-Scale Labs

Arjun Sahai

Co-founder of Surface Labs

BEAMSTART

BEAMSTART is a global entrepreneurship community, serving as a catalyst for innovation and collaboration. With a mission to empower entrepreneurs, we offer exclusive deals with savings totaling over $1,000,000, curated news, events, and a vast investor database. Through our portal, we aim to foster a supportive ecosystem where like-minded individuals can connect and create opportunities for growth and success.

Our Company

© Copyright 2025 BEAMSTART. All Rights Reserved.