Armadin

Palo Alto, CA · Founded 2025

Armadin runs AI agents that attack an organization’s own systems to find exploitable paths before adversaries do; its chief executive, Kevin Mandia, founded Mandiant.

Funding

Last round or tender: Series B, Oct 1, 2026, $256M raisedArmadin (PR Newswire), Oct 1, 2026The valuation was stated as over $2.5 billion; the figure recorded is that floor.
Last valuation: $2.50B, Oct 1, 2026Armadin (PR Newswire), Oct 1, 2026

Secondary venues

Caplightpublic page seen Oct 7, 2026

A venue is listed when its public page named the company on the date shown. Nothing is recorded from behind a login, and no indicative price is shown anywhere on this site.

Reads

Tracked only. No read has been prepared for this company; the figures above are the record.

Sources

Armadin Raises $255.5 Million Series B to Scale Effective Autonomous SecurityArmadin (PR Newswire), Oct 1, 2026
Armadin nabs $255.5M to detect vulnerabilities with AI agent swarmsSiliconANGLE, Oct 1, 2026

Researched Oct 7, 2026