Tomer Weingarten: From cyber outsider to building SentinelOne into a $1B ARR category leader

About this episode

In this episode of Inside the Network, we sit down with Tomer Weingarten, Co-Founder and CEO of SentinelOne, one of the fastest-growing cybersecurity companies. From writing code and designing the company’s first UI himself, to taking SentinelOne public and crossing $1 billion ARR, Tomer’s journey is a rare combination of technical excellence, grit, and long-term conviction. Tomer didn’t grow up surrounded by startup founders or Silicon Valley mentors. He was raised in a small Israeli town with few resources and found computers as a creative escape. He met his SentinelOne co-founder, Almog Cohen, in second grade, began hacking games as a teenager, and exited his first startup at just 24 making millions of dollars. Then, in an unusual move, he spent all the money to reset, stay grounded and hungry to build something big. That big ambition would become SentinelOne. When SentinelOne launched in 2013, most endpoint vendors were still focusing on signature-based antivirus, and the idea of autonomous, behavior-based prevention powered by AI sounded like science fiction. Tomer wanted to reimagine cyber defense from the ground up. The company’s early traction didn’t come easy, and