Design | Install | Maintain | Consult
High & Low Voltage Specialists
CMRB Contracting delivers expert HV and LV electrical services across the UK. From complex infrastructure upgrades to ongoing maintenance, we provide safe, compliant, and reliable solutions for critical power systems.
Powering Critical Infrastructure, Done Properly
CMRB Contracting is a UK-based electrical contractor specialising in High Voltage and Low Voltage systems. We work with clients who cannot afford downtime — delivering technically sound, regulation-compliant solutions across industrial, commercial, and utility environments.
Our approach is straightforward: plan thoroughly, execute safely, and support long-term performance.
High and Low Voltage Services
We offer a full lifecycle service, supporting projects from initial design through to installation, commissioning, and ongoing maintenance.
- High Voltage & Low Voltage Installations
- Electrical Design & Engineering
- Testing, Commissioning & Compliance
- Planned & Reactive Maintenance
- Fault Finding & Emergency Support
All works are delivered in line with UK electrical standards, with safety and reliability at the core of everything we do.
Why Choose CMRB
HV & LV Specialists
Deep technical expertise, not generalist electrics
UK Nationwide Coverage
Supporting projects wherever they’re needed
Safety-First Delivery
Fully compliant, fully accountable
Proven, Practical Solutions
Designed to perform in the real world
UK & EMEA Coverage
Operating across the UK and wider EMEA region, we support a diverse client base from financial institutions to large-scale cement works. Our experience spans multiple sectors, delivering reliable, scalable solutions wherever they are needed.
Supporting Demanding Environments
We work across sectors where electrical resilience is critical, including industrial facilities, commercial developments, utilities, and infrastructure projects.
Talk to Our Team
Whether you’re planning a new installation, upgrading existing infrastructure, or need reliable maintenance support, CMRB Contracting is ready to help.