Trusted Cyber Defence for Critical Infrastructure

Real-Time Cyber Defence for High-Risk Sectors

Our Services

Threat Detection and Response

24/7 SOC coverage from a UK-based team, exclusively staffed by SC-cleared analysts. We detect and respond to threats across IT and OT environments in real time.

Cyber Consultancy

Achieve compliance with NIS2, CAF, and IEC 62443. Our cyber consultants guide you through assessments, remediation, and readiness for regulatory frameworks.

OT Security Monitoring

24/7 OT security monitoring for UK critical infrastructure, delivered by SC-cleared analysts using the CUMULO platform. Passive network monitoring detects threats across SCADA, ICS, and industrial control systems without disrupting operations. UK-sovereign and NIS2 compliant.

Why e2e-assure

Security Insights Backed by 100+ Years Combined IT/OT Expertise

Built by people who have operated in the environments they protect.

  • Rob Demain
    CEO, e2e-assure

    • Founded e2e-assure in 2013 to deliver UK-sovereign security operations
    • Published author on OT security, UK data sovereignty, and SOC operations
    • Trusted voice in government, CNI, and industry analyst engagements
    • Regular speaker at industry events and contributor to cybersecurity media
    • Advocate for transparent, cost-certain managed security services
  • Alistair Macrae
    OT Security Principal

    • Cyber Security Leader with 25+ years’ experience
    • Background across Royal Air Force, NCSC/CERT-UK, and NATO
    • Experience with Sophos, Claroty, FireEye, Carbon Black, LogRhythm, Guidance Software
    • Leads high-performing technical teams
    • Manages critical incident response engagements
    • Advises C-level executives on cyber threats
    • Fellow of the British Computer Society (FBCS)
  • Dominic Carroll
    Director of Portfolio

    • Specialist in OT and ICS threat detection for UK critical infrastructure
    • Speaker at International Cyber Expo and industry cybersecurity events
    • Author of OT security articles and analysis for industry publications
    • Presenter of e2e-assure's OT security webinar series
    • Contributor to cybersecurity media and industry commentary
  • Richard Groome
    OT Specialist

    • Over a decade of expertise in OT security for critical national infrastructure
    • Specialist advisor to CNI and manufacturing organisations on IT/OT convergence
    • Deep understanding of operational technology environments and security requirements
    • Trusted consultant on OT threat detection and response strategies
    • Expert in matching security solutions to operational risk profiles
  • Ian Henderson
    Advisor

    • Member of the Chartered Institute of Information Security (CIIS)
    • Former Vice President of Automation System Security at BP
    • Extensive experience in control systems and industrial IT security
    • Led multi-disciplinary teams of engineers and information security professionals
    • Strategic advisor on OT security for energy and critical infrastructure sectors
  • Simon Chassar
    Interim CCO

    • Over 25 years of international experience in enterprise technology and cybersecurity
    • Recognised leader in sales and business operations across SaaS, software, and hardware
    • Extensive expertise in scaling enterprise security services globally
    • Strategic advisor on go-to-market strategies for cybersecurity solutions
    • Proven track record building and leading high-performing commercial teams

Partnerships & Accreditations

Why choose e2e assure?

  • SC-cleared UK security analysts
  • Continuous monitoring, detection, and response
  • Over a decade of experience protecting critical infrastructure
  • Proven compliance with NIS2, CAF, and IEC 62443
  • Unified IT/OT telemetry analysis via our proprietary platform
  • Microsoft-integrated SOC visibility and AI-powered response
  • Transparent reporting and budget efficiency

IT/OT Cyber Security Experts

We deliver visibility across IT and OT networks using our second-generation telemetry analyser, deployable on-prem, cloud, or hybrid.

Our CUMULO platform correlates telemetry with identity, cloud, EDR, and log sources to track threats end-to-end.

Case Studies

How a UK Defence Supply Chain Closed Its OT Gap With a UK-Sovereign SOC

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How a UK Food Manufacturer Built OT Visibility From Zero, Inside a 30-Minute Downtime Window

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How a UK Utility Replaced Two SOCs With One UK-Sovereign Operation

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How a UK Retailer Replaced Its MSSP and Recovered Full OT Visibility

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How a UK Defence-Aligned Heavy Manufacturer Cut Detection Times by 70% With Unified IT/OT SOC

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Government: Future Proofing Sec Ops

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CUMULO: Our Proprietary SOC Platform

CUMULO centralises your entire security ecosystem into a single SaaS platform. It reduces alert fatigue, cuts ingestion costs, and integrates with Microsoft Teams for real-time visibility without vendor lock-in.

Microsoft Teams SOC Channel App

Monitor, triage, and communicate with your SOC directly in Microsoft Teams.

Our Microsoft-approved SOC Channel App includes AI chat, live analyst chat, real-time dashboards, and security ticket management, no additional portal login required.

Ready to Strengthen Your Cyber Posture?

Ready to build your boutique, agile, UK based SOC? Schedule a 15 minute call with our expert team to uncover how analysts can seamlessly integrate into your team.