Industrial systems are increasingly connected to digital networks as organizations adopt automation, remote monitoring, and data driven operations. While this connectivity improves efficiency and visibility, it also expands the attack surface for cyber threats. Industrial environments such as manufacturing plants, energy facilities, transportation networks, and utilities depend on operational technology systems that were not originally designed with cybersecurity in mind.
Industrial cybersecurity focuses on protecting these operational technology environments, including industrial control systems, supervisory control and data acquisition platforms, and programmable logic controllers.
Unlike traditional IT systems, industrial systems prioritize availability and safety, making cybersecurity incidents potentially disruptive to physical operations and public infrastructure. According to Kings Research, the global industrial cybersecurity market is estimated to generate a revenue of $44.65 billion by 2030.
This blog provides an analytical overview of the top 10 industrial cybersecurity companies that are active in securing industrial environments globally.
Importance of Industrial Cybersecurity in Modern Operations
Government and international organizations such as the National Institute of Standards and Technology and the U.S. Cybersecurity and Infrastructure Security Agency emphasize that industrial control systems face growing risks from ransomware, supply chain attacks, and state-sponsored threats. As digital transformation accelerates, cybersecurity becomes integral to operational resilience rather than a standalone IT function.
The top 10 industrial cybersecurity companies discussed here contribute to industrial cybersecurity through a combination of technology development, system integration, consulting services, and standards-aligned practices.
1. ABS Group of Companies, Inc.
ABS Group of Companies, Inc. operates at the intersection of industrial risk management, safety engineering, and cybersecurity. Its role in industrial cybersecurity centers on assessing cyber risks within broader operational and asset integrity frameworks. The company works across sectors such as energy, chemicals, and manufacturing, where system reliability is closely tied to safety and regulatory compliance.
Rather than focusing solely on cybersecurity products, ABS Group emphasizes risk-based assessments, governance structures, and alignment with industrial standards. This approach reflects how cybersecurity is increasingly evaluated as part of enterprise risk management in industrial organizations.
2. Bechtel Corporation
Bechtel Corporation is primarily known for large-scale engineering and infrastructure projects, with cybersecurity incorporated into industrial system design and delivery. In industrial environments, Bechtel addresses cybersecurity during the planning, design, and construction phases of projects.
Its involvement typically focuses on secure system architecture, risk identification, and alignment with regulatory expectations for critical infrastructure. By integrating cybersecurity early in project lifecycles, Bechtel contributes to long-term operational resilience rather than reactive security measures.
3. Cisco Systems, Inc.
Cisco Systems, Inc. plays a significant role in industrial cybersecurity through secure networking technologies used in operational environments. Industrial networks require segmentation, controlled connectivity, and continuous monitoring to reduce exposure to cyber threats.
Cisco’s industrial security capabilities support visibility into network traffic and detection of anomalous behavior within operational technology environments. The company’s involvement reflects the growing convergence of IT and OT networks, where a secure communication infrastructure is essential for industrial operations.
In 2025, Cisco published its Cybersecurity Readiness Index 2025, offering updated global insights into cyber preparedness and helping organisations benchmark and enhance their cybersecurity strategies, including for industrial use cases spanning OT and IT convergence. (Source: newsroom.cisco.com)
4. Fortinet, Inc.
Fortinet, Inc. contributes to industrial cybersecurity through network security platforms adapted for industrial use cases. Its technologies are often deployed in environments where uptime and deterministic performance are critical.
Fortinet’s role in industrial cybersecurity focuses on traffic inspection, access control, and centralized management across distributed industrial sites. This supports organizations seeking consistent security enforcement across operational networks without compromising performance requirements.
5. Honeywell International Inc.
Honeywell International Inc. has long been involved in industrial automation, process control, and building systems. Cybersecurity has become an extension of these capabilities as industrial environments become more connected.
In June 2025, Honeywell’s 2025 Cybersecurity Threat Report revealed that ransomware attacks against industrial operators increased 46 % from late 2024 to early 2025, underscoring the urgent need for enhanced OT cybersecurity measures across energy, manufacturing, and infrastructure sectors. (Source: www.honeywell.com)
Honeywell’s industrial cybersecurity efforts include securing control networks, managing remote access, and monitoring system behavior. The company’s position in the top 10 industrial cybersecurity companies reflects its integration of cybersecurity considerations into industrial operations rather than treating them as separate functions.
6. Microsoft
Microsoft’s involvement in industrial cybersecurity is primarily linked to cloud services, analytics, and identity management. As industrial organizations adopt hybrid architectures that connect operational systems to cloud platforms, cybersecurity extends beyond on-premises environments.
In November 2025, Microsoft announced a suite of new security innovations at Microsoft Ignite 2025, covering enhancements across Microsoft Defender, Entra, Sentinel and security governance for AI and enterprise environments, strengthening foundational protections relevant for industrial cybersecurity scenarios. (Source: www.microsoft.com)
7. Rockwell Automation
Rockwell Automation is closely associated with industrial control systems and automation platforms. Its cybersecurity activities focus on protecting these systems throughout their operational lifecycle.
Rockwell Automation supports industrial cybersecurity through system assessments, secure design practices, and monitoring aligned with international standards such as IEC 62443.
In August 2025, Rockwell Automation released its “State of Smart Manufacturing Cybersecurity Report,” revealing that 61 % of cybersecurity professionals plan to adopt AI to manage industrial cyber risks, highlighting the growing integration of advanced technologies into operational technology (OT) cybersecurity strategies.
In November 2025, Rockwell Automation introduced SecureOT, a comprehensive industrial cybersecurity solution suite to help manufacturers and critical infrastructure protect OT environments with end-to-end visibility, risk prioritization, vulnerability management, and managed services aligned with global frameworks like IEC 62443.
8. Schneider Electric
Schneider Electric operates across energy management, automation, and infrastructure systems. Industrial cybersecurity forms part of its approach to ensuring reliability and resilience in operational environments.
The company’s involvement includes securing automation systems, monitoring network activity, and supporting risk assessments. Schneider Electric’s cybersecurity approach reflects the interconnected nature of modern industrial systems, where energy, automation, and digital platforms must be protected cohesively.
9. Siemens
Siemens is a major provider of industrial automation, manufacturing technologies, and infrastructure solutions. Cybersecurity is integrated across its industrial digitalization portfolio.
Siemens addresses industrial cybersecurity through secure communication technologies, system monitoring, and lifecycle management practices. Its involvement underscores the need for cybersecurity to be considered throughout system design, deployment, and ongoing operation in industrial settings.
In October 2025, Siemens announced the launch of SINEC Secure Connect, a Zero Trust security platform designed to secure industrial networks and operational technology environments, addressing critical cybersecurity challenges as digitalization expands in manufacturing and production environments.
10. Thales
Thales operates across sectors that require high assurance security, including defense, transportation, and critical infrastructure. In industrial environments, Thales focuses on secure communications, data protection, and system integrity.
Its industrial cybersecurity activities include encryption, identity management, and protection of connected industrial assets. Thales’ experience in critical systems positions it within the top 10 industrial cybersecurity companies supporting high risk operational environments.
In March 2025, Thales released its Cyber Trends 2025 Report, highlighting emerging cybersecurity threats to businesses, including ransomware sophistication and supply chain vulnerabilities, which supports broader industrial cybersecurity awareness and strategic planning across industries.
Additionally, in December 2025, Thales announced the launch of AI Security Fabric, a new runtime security capability for protecting agentic AI and LLM-powered applications, addressing the expanding attack surface created by AI technologies and reinforcing secure deployment across enterprise and industrial systems.
Final Thoughts
Industrial cybersecurity has become a critical component of modern industrial operations as operational technology systems grow more interconnected and exposed to cyber risks.
Disruptions to industrial control systems can have consequences that extend beyond data loss, affecting production continuity, safety, and essential public services. As a result, organizations increasingly evaluate cybersecurity as part of overall operational risk management rather than a standalone technical function.
The top 10 industrial cybersecurity companies discussed in this blog represent a cross section of organizations contributing to industrial cybersecurity through engineering expertise, automation platforms, secure networking, and digital security capabilities.
As industrial environments continue to evolve with increased automation and remote connectivity, cybersecurity will remain integral to maintaining resilience and compliance.
