Design | Install | Maintain | Consult
Specialist High & Low Voltage Services
From design and installation to commissioning and maintenance.
All works are delivered with safety, compliance, and system performance as the priority.
End-to-End HV & LV Services
Our LV services support safe and efficient power distribution across industrial and commercial sites.
- LV installations and distribution systems
- Panel boards and switchgear
- Power upgrades and modifications
- Testing and inspection
- Planned and reactive maintenance
We ensure systems are compliant, robust, and built for long-term use.
Electrical Design & Engineering
We provide practical, regulation-led electrical design services to support safe and efficient delivery.
- System design and technical planning
- Load assessments and capacity reviews
- Compliance with UK electrical standards
- Design support for new and existing infrastructure
Our designs are focused on real-world performance, not unnecessary complexity.
Testing, Commissioning & Compliance
We carry out thorough testing and commissioning to ensure systems are safe, compliant, and ready for operation.
- Pre-commissioning checks
- Functional testing and verification
- Documentation and certification
- Handover support
Nothing is signed off until it meets required standards.
Maintenance & Fault Response
We offer planned and reactive maintenance services to keep electrical systems operating safely and reliably.
- Planned preventative maintenance
- Emergency fault response
- Asset inspections and reporting
- Ongoing system support
Designed to reduce downtime and extend asset life.
Nationwide Coverage
CMRB Contracting operates across the UK, supporting clients on projects of varying scale and complexity.
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.