M
Mandiant
Milpitas, California, United States · Founded 2004
1001-5000 employees · Acquired by Google for $5.4B
Sourced & current · updated May 11, 2026Website
Mandiant is a leading cybersecurity firm specializing in threat intelligence, incident response, and ad-fraud detection. The company was the original parent of FireEye until October 2021, when it sold the FireEye Products business to Symphony Technology Group for $1.2B and rebranded its remaining services-and-intelligence business to Mandiant. Google acquired Mandiant in March 2022 for $5.4B; Mandiant now operates within Google Cloud Security.
Where they sit
Ad Fraud Prevention
A top-tier cybersecurity intelligence and incident response provider, widely regarded as the gold standard for threat intelligence and breach investigation, now operating under Google Cloud Security.
Ownership
Parent: Google