
Proofpoint
Proofpoint is a cybersecurity company specializing in Email & Messaging Security, founded in 2002 and headquartered in Sunnyvale, United States. It has raised $85.5M in equity across 6 priced rounds, employs about 5,144 people, and was acquired by Thoma Bravo in 2021.
updated Oct 1, 2026
Latest Proofpoint news and company activity
What Proofpoint did, dated — selected moves from the record, one per kind, newest first.
- Sep 2026RecognitionProofpoint named a Pace Setter as of September 2026 in the Gartner Emerging Market Quadrant for AI Application Security — Established Vendors
- Sep 2026Product launchProofpoint Stops the Attacks Traditional Defenses Miss in the AI Era
- Jul 2026Exec changeBrian Levey Joins Proofpoint as Chief Legal Officer
- Feb 2026AcquisitionProofpoint Acquires Acuvity to Deliver AI Security and Governance Across the Agentic Workspace
Proofpoint Momentum score
50/ 100
Mandos Momentum blends hiring, funding, traffic and sentiment into one score out of 100. The score is free; the pillars behind it unlock in the platform.
Proofpoint funding
Proofpoint has raised $85.5M in priced equity. Its most recent round was a Series F in February 2008.
- Equity raised
- $85.5M6 priced rounds
- Last round
- Series FFeb 2008
Proofpoint employees and hiring
Proofpoint has about 5,144 employees, up 1% over the last 30 days, with 381 open roles.
- Employees
- 5,144
- 30-day change
- +1%
- Open roles
- 381
Proofpoint competitors
Security professionals most often compare Proofpoint against Adaptive Security, CybeReady, and Mimecast on cybersectools.com. 17 more are in the platform, with overlap scoring.
by search demand for comparison pages on cybersectools.com, 90 days
The other 440 data points.
- Funding historyevery round, every investor named
- Headcount growthvelocity, departments, seniority
- Open jobs381 live postings, role mix
- Tech stackframeworks, clouds, security





