JetStream Security
JetStream Security is a cybersecurity company specializing in AI Security, founded in 2025 and headquartered in Santa Clara, United States. It has raised $34M in equity across 1 priced round, employs about 50 people, and is privately held.
updated Oct 2, 2026
Latest JetStream Security news and company activity
What JetStream Security did, dated — selected moves from the record, one per kind, newest first.
- Sep 2026Feature launchJetStream Security Ships JetStream Clearance™ for Enterprise AI Accountability
- Sep 2026RecognitionJetStream Security Named to Madrona's 2026 Intelligent Applications 40 (IA40) List
- Mar 2026Funding roundAI Security Firm JetStream Launches With $34 Million in Seed Funding
- Feb 2026Exec changeJetStream Security hires Patrick E. Zeller as General Counsel
JetStream Security funding
JetStream Security has raised $34M in priced equity. Its most recent round was a Seed in March 2026.
- Equity raised
- $34M1 priced round
- Last round
- SeedMar 2026
JetStream Security employees and hiring
JetStream Security has about 50 employees, up 2% over the last 30 days.
- Employees
- 50
- 30-day change
- +2%
- Open roles
- 0
JetStream Security competitors
Security professionals most often compare JetStream Security against FairNow, Capsule Security, and First Recon AI on cybersectools.com. 9 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 jobslive postings, hiring pace, role mix
- Tech stackframeworks, clouds, security
