The round was led by NEA, with participation from SignalFire, Craft Ventures and 9Yards Capital. As part of the investment, Lila Tretikov, Partner and Head of AI Strategy at NEA and former Deputy CTO of Microsoft, will join the Horizon3.ai Board of Directors.

Horizon3.ai is the leader in autonomous security. Our platform, NodeZero, continuously finds and exploits real-world attack paths so defenders can fix what matters and prove they're secure. Founded by former U.S. Special Operations cyber operators and enterprise security leaders, Horizon3.ai is trusted by over 3,000 organizations worldwide-from Fortune 500 companies to national defense partners.