P
Proofpoint
AcquiredSunnyvale, California, United States · Founded 2002
5001-10000 employees · $12.3B acquisition by Thoma Bravo (2021)
Sourced & current · updated Jun 8, 2026Website
Proofpoint is a leading enterprise cybersecurity company specializing in email security, threat protection, and compliance solutions, now operating as a private company under Thoma Bravo ownership.
Where they sit
Privacy TechnologyAd Fraud Prevention
Market leader in enterprise email security and people-centric threat protection, with strong presence among Fortune 100 companies
Ownership
Parent: Thoma Bravo