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
2.5 Billion
Daily Messages Sent
Registered Developers
Internet Sites

Who we are

George Deglin
Co-founder, CEO
Long Vo
Co-founder, COO
Josh Kasten
Tecnical Lead
Joe Wilm
Director of Technology
Jon Fishman
Support Engineer
Tim Best
Senior Software Engineer
Wendy Leuthold
Office & Operations Manager
Obuli Venkatesan
Lead Data Engineer
Pavel Chekin
Senior Software Engineer
Erin Baloh
Enterprise Account Executive
Darren Tsung
Senior Software Engineer
Brad Hesse
Software Engineer
Lauren Pfeiffer
Tech Recruiter
Bryan Smith
Senior Director of Engineering
Jonathon Sheffield
Software Engineer
Josh Leverette
Software Engineer
Megan Patrylak
Account Executive
Taylor Teed
Account Executive


San Mateo
New York