October Edition 2026

CIO Bulletin

Leading OT & ICS Cybersecurity Companies 2026

StreetLight, transportation analysis platform
Company Management Description
Atumcell
atumcell.com
Matthew Carr, 
Co-Founder & CTO/CISO
Atumcell, guided by “Stop Guessing. Start Knowing,” delivers clarity in OT and ICS cybersecurity. Bridging IT networks, operational technology, and industrial systems, it provides deep visibility, offensive assessments, and tailored detection, empowering mid-sized operators and private-equity firms to protect critical infrastructure with confidence and resilience.
Dragos
www.dragos.com
Robert M. Lee, 
Chairman & CEO
Dragos delivers specialized cybersecurity for the industrial systems that power modern civilization. Combining deep OT expertise, advanced threat intelligence, continuous asset visibility, and expert-led response, Dragos helps critical infrastructure organizations detect threats, prioritize risk, strengthen resilience, and protect essential operations from disruption.
Nozomi Networks
www.nozominetworks.com
Andrea Carcano, 
Co-Founder & CEO
Nozomi Networks offers advanced OT, IoT, and industrial cybersecurity solutions designed to protect the infrastructure powering modern society. Combining deep visibility, AI-driven threat detection, operational intelligence, and expert services, the company helps organizations strengthen resilience, manage risk, and secure critical operations against evolving cyber threats.
SecureT
www.securet.com.au
Akshay Gupta, 
CEO
SecureT architects future-ready cyber resilience by uniting AI-powered defense, identity intelligence, post-quantum security, and strategic expertise. Built for mission-critical environments, the company transforms complex security challenges into actionable protection, enabling organizations to withstand evolving threats while confidently advancing innovation, compliance, and growth.
Cutaway Security
www.cutawaysecurity.com
Don C. Weber, 
Founder & Principal Consultant
Cutaway Security brings adversary-level insight to industrial cybersecurity, combining OT expertise, rigorous testing, intelligent defense, and operational understanding. Its operator-first approach transforms complex ICS risks into practical protection, helping critical industries strengthen resilience, safeguard processes, and maintain secure, uninterrupted operations.

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