OT Security Consultants
Harpoon Consulting is a specialist OT security consultancy serving manufacturers and critical infrastructure operators throughout the UK
The Reality of OT Security
OT environments are the backbone of modern industrial systems. And as they become increasingly connected to IT networks and external partners, they also become exposed to new and evolving cyber risks. OT security is no longer optional — it is essential.
Specialist OT Security Consulting
OT environments are not IT networks. Securing them requires specialist expertise. Harppon Consulting is one of the UK’s only dedicated OT security consultancies, offering expert knowledge and extensive experience in:
OT Security Made Simple and Sustainable
At Harpoon, we balance people, process, and technology, to deliver OT security programmes that don’t just tick boxes — they protect operations, strengthen compliance, and build resilience that lasts. Our approach is built on a simple principle: OT security should be fast, sustainable, and simplified.
OT Security Services
Broken into four areas of focus, our end-to-end OT security services empower manufacturers, utilities, and critical infrastructure operators to embed cyber resilience across the full lifecycle of their operations.
DIAGNOSE
Diagnose services help you gain clarity on your OT security and uncover risks before they escalate.
DESIGN
Design solutions are focused on turning insights into actionable security strategies and tailored roadmaps.
BUILD
Build solutions are all about implementing the right technologies and controls to protect your operations.
OPERATE
Operate services maintain resilience and compliance, and ensure continuous improvement over time.
Flexible Delivery Models
Harpoon Consulting offers a range of ways to engage our services. So, you can choose the approach that best suits your needs.
Request a copy of our services brochure to find out more about our flexible delivery models.
Leadership Team
Sam Kendall
Founder & Director
Before founding Harpoon, Sam worked as a digital transformation consultant for central government, where he specialised in building out full delivery teams for government technology projects.
Robin Aldis
Non-Executive Director
With a wealth of experience in the tech industry Robin is a leading name in cybersecurity. He is most recognised for his work leading the EMEA services portfolio at global market leader in security, Palo Alto Networks.
John Allen
Strategic OT Security Director
A key figure in initiating and delivering the OT security transformation for a global leader in the pharmaceutical industry, John is now a highly regarded OT security consultant.
Latest Articles
In-house vs External OT Asset Discovery
OT asset discovery is the process of identifying and understanding the industrial devices, systems, and connections operating within an operational technology (OT) environment. This includes control systems, networked equipment, and supporting infrastructure that directly or indirectly influences physical processes. One of the earliest decisions organisations face is whether OT asset discovery should be handled internally,…
Maintaining OT Asset Visibility Over Time
OT asset discovery provides a snapshot of what exists in an operational environment at a given moment. Asset visibility, however, is not static. Industrial environments change continually, often in small and incremental ways that are easy to overlook. Maintaining OT asset visibility over time means ensuring that asset information remains accurate, current, and useful long…
What Good OT Asset Discovery Reporting Looks Like
OT asset discovery is only useful if the results can be understood, trusted, and acted on. The reporting is where discovery either becomes operationally valuable or remains a technical exercise. Good OT asset discovery reporting translates raw observations into a clear picture of what exists, how it connects, and why it matters. It supports security,…
“From design to operate, their framework made complex work feel simple, personable and not overwhelming.”
Group Engineering Manager, Chemicals
Harpoon Consulting proudly partners with:
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Book a no-cost, no-obligation consultation to assess the robustness of your OT security and identify areas for improvement.
