Operational technology (OT) and IoT cybersecurity are the field Nozomi Networks works in, with products such as Guardian and Vantage providing real-time visibility, threat detection, and AI-powered analytics for critical infrastructure. Founded in 2013 and headquartered in San Francisco, it runs its Indian entity, Nozomi Networks India Pvt Ltd, from Bengaluru and supports more than 250,000 devices worldwide for energy, manufacturing, and transportation customers. ISO 27001 certified, it operates in 16 countries and partners with Mitsubishi Electric and Schneider Electric.