Nozomi Networks provides cybersecurity solutions for operational technology (OT), Internet of Things (IoT), and industrial control systems environments. The company's platform combines network and endpoint visibility, threat detection, and AI-powered analysis to protect critical infrastructure across various industries including electric utilities, manufacturing, oil and gas, water and wastewater, healthcare, maritime, airports, and rail.

The company offers several core products: Guardian for network security monitoring, Vantage for centralized visibility and management, Arc for endpoint security, and Guardian Air for wireless security. These solutions provide real-time asset visibility across the Purdue model from Level 0 to Level 3, covering the entire OT technology stack. The platform monitors over 115 million OT, IoT, and IT devices across more than 12,000 installations worldwide.

Nozomi Networks has been recognized by industry analysts including Gartner, which named them a Leader in the 2025 Magic Quadrant for CPS Protection Platforms, and Forrester, which recognized them as a Leader in IoT Security Solutions. The company maintains partnerships with major industrial automation vendors and IT security companies including Schneider Electric, Siemens, ABB, Emerson, Honeywell, Mandiant, IBM Security, and Accenture.

Mitsubishi Electric has announced plans to acquire Nozomi Networks. The company focuses specifically on the unique requirements of industrial and critical infrastructure environments, addressing the convergence of OT with IT and IoT networks.