Tenable
Tenable is the go-to exposure management company—famous for Nessus and helping organizations monitor, prioritize, and fix vulnerabilities across IT, cloud, and OT environments.
VISIT WEBSITETenable
Founded in 2002 in Columbia, Maryland, by Ron Gula, Jack Huffard, and Renaud Deraison, Tenable pioneered vulnerability management with Nessus (est. 1998) and now leads the exposure management movement. The company serves 44,000+ global customers, including 65% of Fortune 500 companies. The Tenable One platform unifies visibility, insights, and remediation across environments—IT, cloud, containers, OT—making it a market leader in attack surface management, crowned by multiple AI-driven security awards in 2024–25.
Core Services Offered:
- Vulnerability scanning & patch prioritization (Nessus)
- Attack surface exposure monitoring (Tenable.io / One)
- Cloud & container security
- OT/ICS risk management
- Live dashboards & remediation guidance
- Predictive analytics & AI-driven risk scoring