cybersecdirectory

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

25 companies

See also OT security vendors and companies based in the United States.

CompanyCategoryBased inFoundedOwnership
ARIA Cybersecurity

ARIA Cybersecurity provides AI-driven threat detection and response solutions for IT and OT infrastructure.

Network detection and responseLowell, United StatesOwned by CSPi
Armis

Armis provides cyber exposure management and security for connected devices and operational technology.

IoT, embedded and product securityUnited StatesPart of ServiceNow
Asimily

Asimily provides a platform to discover, assess, and mitigate risks for IoT, OT, and IoMT devices.

IoT, embedded and product securitySunnyvale, United StatesPrivate
AtlasCyber

Provides agentic threat intelligence and validation for critical infrastructure security teams.

Threat intelligenceMerrimack, United StatesPrivate
Claroty

Claroty provides cybersecurity for cyber-physical systems in industrial, healthcare, and commercial settings.

OT and ICS securityNew York, United StatesPrivate
Corsha

Corsha provides identity-based security for machine-to-machine connections in industrial and operational networks.

OT and ICS securityVienna, United StatesPrivate
Dragos

Dragos provides cybersecurity for industrial control systems and operational technology environments.

OT and ICS securityHouston, United States2016Part of Accenture
Fleet Defender

Hardware and software that detect cyber attacks and cargo theft on fleet vehicles, backed by a vehicle SOC.

Automotive cybersecurityOmaha, United StatesPrivate
Forescout Technologies

Forescout provides a platform for managing cyber risk and mitigating threats across IT, OT, IoT, and IoMT devices.

OT and ICS securitySan Jose, United StatesOwned by Advent International and Crosspoint Capital Partners
Fortinet

Fortinet provides cybersecurity solutions and services, including networking and security convergence, for enterprises and governments.

FirewallsSunnyvale, United States2000Public, FTNT
Galvanick

Galvanick provides behavioral threat detection for operational technology environments.

OT and ICS securitySeattle, United StatesPrivate
GRIMM

Michigan security research firm offering penetration testing and training for vehicles and other transport systems.

Penetration testingCedar Springs, United StatesPrivate
IOActive

Boutique security consultancy specialising in IoT, SCADA/ICS, embedded systems, and hardware security research with world-renowned researchers.

Penetration testingSeattle, United States1998Private
Microsoft

Microsoft sells software, cloud services, hardware, and gaming products.

Identity and access managementRedmond, United States1975Public, MSFT
Nozomi Networks

Nozomi Networks provides OT and IoT security solutions for critical infrastructure, offering asset visibility and threat detection.

OT and ICS securitySan Francisco, United StatesOwned by Mitsubishi Electric
OPSWAT

OPSWAT provides cybersecurity solutions to protect critical infrastructure from file-borne and device-borne threats.

OT and ICS securityTampa, United StatesPrivate
Ordr

Ordr provides a platform that discovers and enforces security policies for connected devices across IT, IoT, OT, and IoMT.

IoT, embedded and product securitySanta Clara, United States2015Private
Potenza Services

Potenza Services is a veteran-owned firm based in Tampa, Florida, founded in 2012.

OT and ICS securityQ49255, United States2012Private
runZero

runZero provides exposure management software that discovers and profiles assets across IT, OT, IoT, cloud and mobile networks.

Attack surface managementAustin, United States2018Part of Dragos
SCYTHE

SCYTHE provides a platform for continuous adversarial exposure validation across IT, cloud, and OT environments.

Breach and attack simulationColumbia, United States2018Private
SecureThings.ai

Sunnyvale and Pune firm selling in-vehicle intrusion detection, vehicle SOC analytics, secure OTA and security assessments.

Automotive cybersecuritySunnyvale, United StatesPrivate
Shift5

Onboard monitoring platform that detects cyber and electronic warfare threats on military vehicles, aircraft, ships and trains.

OT and ICS securityRosslyn, Virginia, United States2019Private
Sibros

Connected vehicle software firm offering OTA updates, data logging and a vehicle security operations centre for fleets.

Automotive cybersecuritySan Jose, California, United States2018Private
TigerByte Cyber

TigerByte Cyber provides cyber hardening for AI and edge devices in mission-critical environments.

IoT, embedded and product securityHanover, United StatesPrivate
wolfSSL

Embedded cryptography firm whose wolfHSM ports its crypto library to automotive hardware security modules in ECUs.

IoT, embedded and product securityEdmonds, Washington, United States2004Private