Powering the world's messages

OneSignal provides a simple interface to push notifications and email, letting content creators focus on quality user engagement instead of complex implementation. Our goal is to democratize communication tools for everyone from individual blogs to top tier apps.
Live Apps
4.1 Billion
Daily Messages Sent
Registered Developers
Internet Sites

Who we are

George Deglin
Co-founder, CEO
Long Vo
Co-founder, COO
Josh Kasten
Technical Lead
Joe Wilm
Jon Fishman
Support Engineer
Pavel Chekin
Senior Software Engineer
Darren Tsung
Senior Software Engineer
Brad Hesse
Software Engineer
Bryan Smith
VP of Engineering
Jonathon Sheffield
Software Engineer
Josh Leverette
Software Engineer
Megan Patrylak
Account Executive
Iryna Trush
Senior Software Engineer
Stewart Park
Senior Software Engineer
Amanda Lombardi
Office Manager and EA
Zack Hendlin
Head of Product
Josh Wetzel
Lydia Fayal
Business Development and Marketing Lead
Lee Munroe
Design Director
Matt Foley
Sales and Partnerships Lead
Rodrigo Gomez-Palacio
Solution Architect


San Mateo
New York