Vectra AI

Vectra AI is a San Jose-based cybersecurity company that uses artificial intelligence to detect, investigate, and stop active cyberattacks across hybrid and multi-cloud environments. Its platform - built around what the company calls Attack Signal Intelligence - watches network, identity, public cloud, and SaaS behavior to surface real attacks in progress while filtering out the noise that overwhelms security teams. Founded in 2011 and led by CEO Hitesh Sheth, Vectra has raised roughly $425M, reached a $1.2B valuation, and was named a Leader in the 2026 Gartner Magic Quadrant for Network Detection and Response.