The round was led by Sorenson Capital, with participation from National Grid Partners and existing investors, including Ten Eleven Ventures and In-Q-Tel (IQT).

VulnCheck closes the exploitation-timing gap by enabling security teams to operate on attacker timelines instead of disclosure timelines. By delivering machine-consumable, evidence-driven intelligence on when vulnerabilities become exploitable and how attackers actually use them, VulnCheck helps organizations prepare earlier, respond decisively, and verify exploitation without relying on scores or delayed consensus.