Josh started working for the DoD in high school and spent 10 years engaged in various offensive cyber initiatives and red teaming in the private sector. Phishing was always the fastest way for him to gain access to a network. He started Sublime to build a product that would stop him. Josh holds a B.S. in Computer Science from the University of Maryland. He lives in Washington, D.C. and enjoys weight lifting and spending time with family.
Contributions
Sublime news
Sublime raises $150M Series C to arm defenders for the post-LLM world
October 28, 2025
Sublime news
Welcoming Andrew Becherer as Sublime’s CISO
April 21, 2025
Sublime news
Sublime raises Series B to… keep doing what we’ve been doing, but better
December 12, 2024
Sublime news
Announcing our $20M Series A to redefine email security
April 24, 2024
Sublime news
Introducing Sublime: A new, open approach to email security