NICEIC Approved contractor
* Commercial electrical installation * Inspection, testing and certification * EV charging infrastructure * Solar PV and battery storage * Planned preventative maintenance * LV distribution * HV/LV testing support * Compliance reporting * Fault investigation * Remedial works * Public sector and framework support * Subcontract delivery support
Complete electrical solutions for you
McDonnell Shields provides testing, inspection, and installation services throughout a vast array of electrical fields.
EICR Testing
Comprehensive electrical safety inspection and certification for commercial buildings.
Electrical Installation
Design, pre-construction, installation and commissioning support available for all clients.
Inspection & Testing
Thorough electrical system inspections to identify faults, safety risks, and maintenance needs before they become problems.
Solar PV & Battery Storage
Renewable energy installation and maintenance support, including solar PV, battery energy storage systems, inverter integration, inspection, testing and fault finding.
Commercial Electrical Services
Specialised solutions for commercial properties, including larger installations, compliance testing, and ongoing maintenance.
Planned Preventative Maintenance
Planned electrical maintenance, EICR inspections, fault investigation and remedial support for commercial premises, managed estates and operational sites.
Trusted electrical expertise across Northern Ireland
We deliver reliable testing, inspection, and installation work that businesses depend on.
100%
EICR compliance focus
Every inspection and test meets current regulations for landlord and commercial safety standards.
Commercial
Full service range
We handle rental units, and commercial installations with the same attention to detail.
Fast turnaround
Local service
Based in Belfast, we respond quickly to testing, inspection, and installation requests across Northern Ireland.
Certified work
Professional standards
All electrical work meets building regulations and industry best practices for safety and performance.
Transparent pricing for electrical work
Every project is reviewed against scope, programme, access, testing requirements and certification deliverables. Contact us to discuss your project or planned maintenance requirements.
EICR Testing
Electrical Installation Condition Report for landlords and property managers. Includes full inspection and detailed certification.
Price on request
Installation Work
Domestic and commercial electrical installation. New circuits, rewiring, upgrades, and alterations. Cost varies by scope.
Dependant on scope
Periodic Testing
Regular electrical safety checks for existing installations. Recommended every 5 years for domestic, 3 for commercial.
Per circuit
Get your electrical work started today.
Call 07462888776 or email Joe@mcdonnellshields.com to book your service in Northern Ireland.