Shift5, the OT cybersecurity company that defends military platforms and critical transportation systems from cyberattacks, announced today that it has raised $50 million in a Series B round to protect against increasing cyber-physical threats against planes, trains, and weapon systems. The round was led by New York-based global private equity and venture capital firm Insight Partners. The fundraise highlights Shift5's exponential growth and momentum, including eight-figure ARR in the first year of product sales, multiple seven-figure deals in 2021, and a 200% increase in employee headcount. Armed with new capital, Shift5 will make significant investments in product development and new talent across all teams to keep pace with demand across transportation and national defense industries.

Shift5 is the OT cybersecurity company that protects the world's transportation infrastructure and weapons systems from cyberattacks. Created by founding members of the U.S. Army Cyber Command who pioneered modern weapons system cyber assessments, Shift5 defends military platforms and commercial transportation systems against malicious actors and operational failures. Customers rely on Shift5 to detect threats and maintain the resilience of a wide variety of operational technology systems, including aviation, rail and metro, defense, helicopters, and other heavy fleet machinery.