Top Operational Technology (OT) Security Companies

  1. Fortinet Inc.

  2. Nozomi Networks Inc.

  3. Claroty Ltd.

  4. Honeywell International Inc.

  5. Siemens Aktiengesellschaft (Siemens AG)

*Disclaimer: Top companies sorted in no particular order

Operational Technology (OT) Security Market Major Players

Operational Technology (OT) Security - Competitive Concentration

Operational Technology (OT) Security Market Concentration

List of Operational Technology (OT) Security Companies

  • Fortinet, Inc.

  • Nozomi Networks Inc.

  • Claroty Ltd.

  • Honeywell International Inc.

  • Siemens Aktiengesellschaft (Siemens AG)

  • Schneider Electric SE

  • Rockwell Automation, Inc.

  • GE Vernova LLC

  • Darktrace Holdings Limited

  • Palo Alto Networks, Inc.

  • Cisco Systems, Inc.

  • International Business Machines Corporation

  • Dragos, Inc.

  • Tenable, Inc.

  • Armis Security Ltd.

  • Forescout Technologies, Inc.

  • Check Point Software Technologies Ltd.

  • Microsoft Corporation

  • Waterfall Security Solutions Ltd.

  • OPSWAT, Inc.

  • Radiflow Ltd.

  • Indegy Ltd. (now part of Tenable, Inc.)

  • BAE Systems plc

  • Tripwire, Inc.

  • AO Kaspersky Lab

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