All companies
Every cybersecurity vendor and service firm on the list. Tick the filters to build a shortlist, then open a profile to see who owns the company and what it does. You can also browse by category or country, or see recent deals.
Results
See also OT security vendors and companies based in the United States.
| Company | Category | Based in | Founded | Ownership |
|---|---|---|---|---|
ARIA Cybersecurity ARIA Cybersecurity provides AI-driven threat detection and response solutions for IT and OT infrastructure. | Network detection and response | Lowell, United States | Owned by CSPi | |
Armis Armis provides cyber exposure management and security for connected devices and operational technology. | IoT, embedded and product security | United States | Part of ServiceNow | |
Asimily Asimily provides a platform to discover, assess, and mitigate risks for IoT, OT, and IoMT devices. | IoT, embedded and product security | Sunnyvale, United States | Private | |
AtlasCyber Provides agentic threat intelligence and validation for critical infrastructure security teams. | Threat intelligence | Merrimack, United States | Private | |
Claroty Claroty provides cybersecurity for cyber-physical systems in industrial, healthcare, and commercial settings. | OT and ICS security | New York, United States | Private | |
C Corsha Corsha provides identity-based security for machine-to-machine connections in industrial and operational networks. | OT and ICS security | Vienna, United States | Private | |
Dragos Dragos provides cybersecurity for industrial control systems and operational technology environments. | OT and ICS security | Houston, United States | 2016 | Part of Accenture |
Fleet Defender Hardware and software that detect cyber attacks and cargo theft on fleet vehicles, backed by a vehicle SOC. | Automotive cybersecurity | Omaha, United States | Private | |
Forescout Technologies Forescout provides a platform for managing cyber risk and mitigating threats across IT, OT, IoT, and IoMT devices. | OT and ICS security | San Jose, United States | Owned by Advent International and Crosspoint Capital Partners | |
Fortinet Fortinet provides cybersecurity solutions and services, including networking and security convergence, for enterprises and governments. | Firewalls | Sunnyvale, United States | 2000 | Public, FTNT |
G Galvanick Galvanick provides behavioral threat detection for operational technology environments. | OT and ICS security | Seattle, United States | Private | |
GRIMM Michigan security research firm offering penetration testing and training for vehicles and other transport systems. | Penetration testing | Cedar Springs, United States | Private | |
IOActive Boutique security consultancy specialising in IoT, SCADA/ICS, embedded systems, and hardware security research with world-renowned researchers. | Penetration testing | Seattle, United States | 1998 | Private |
Microsoft Microsoft sells software, cloud services, hardware, and gaming products. | Identity and access management | Redmond, United States | 1975 | Public, MSFT |
Nozomi Networks Nozomi Networks provides OT and IoT security solutions for critical infrastructure, offering asset visibility and threat detection. | OT and ICS security | San Francisco, United States | Owned by Mitsubishi Electric | |
OPSWAT OPSWAT provides cybersecurity solutions to protect critical infrastructure from file-borne and device-borne threats. | OT and ICS security | Tampa, United States | Private | |
Ordr Ordr provides a platform that discovers and enforces security policies for connected devices across IT, IoT, OT, and IoMT. | IoT, embedded and product security | Santa Clara, United States | 2015 | Private |
Potenza Services Potenza Services is a veteran-owned firm based in Tampa, Florida, founded in 2012. | OT and ICS security | Q49255, United States | 2012 | Private |
runZero runZero provides exposure management software that discovers and profiles assets across IT, OT, IoT, cloud and mobile networks. | Attack surface management | Austin, United States | 2018 | Part of Dragos |
SCYTHE SCYTHE provides a platform for continuous adversarial exposure validation across IT, cloud, and OT environments. | Breach and attack simulation | Columbia, United States | 2018 | Private |
SecureThings.ai Sunnyvale and Pune firm selling in-vehicle intrusion detection, vehicle SOC analytics, secure OTA and security assessments. | Automotive cybersecurity | Sunnyvale, United States | Private | |
Shift5 Onboard monitoring platform that detects cyber and electronic warfare threats on military vehicles, aircraft, ships and trains. | OT and ICS security | Rosslyn, Virginia, United States | 2019 | Private |
Sibros Connected vehicle software firm offering OTA updates, data logging and a vehicle security operations centre for fleets. | Automotive cybersecurity | San Jose, California, United States | 2018 | Private |
TigerByte Cyber TigerByte Cyber provides cyber hardening for AI and edge devices in mission-critical environments. | IoT, embedded and product security | Hanover, United States | Private | |
wolfSSL Embedded cryptography firm whose wolfHSM ports its crypto library to automotive hardware security modules in ECUs. | IoT, embedded and product security | Edmonds, Washington, United States | 2004 | Private |