Tenable Buys Israeli AI Security Startup Apex Security for USD105m

Categories: Corporate and M&A

U.S.-based cybersecurity firm Tenable, listed on Nasdaq, has acquired Apex Security, a Tel Aviv startup specializing in AI activity monitoring and governance, for over USD 105 million.

This marks Tenable’s sixth acquisition in Israel and reflects its strategy to expand enterprise-level AI risk management solutions.

Founded in 2023 by Matan Derman and Tomer Avni, Apex Security has quickly gained traction with its platform offering enterprises comprehensive visibility into AI usage, policy enforcement, and threat response.

Cooley advised Tenable with Arnon, Tadmor – Levy acting as Israeli counsel, on the transaction, led by Ben Sandler and Michael Portman, with support from a broader team including Ophir Levy, Ofir Paz, Neta Goshen-Brami, Leah Grumet, Eli Greenbaum, Miriam Friedmann, Ayal Hacohen, Doron Anghel, and Itai Hochstein.