Safe, compliant electrics for your home or business.
Testing, inspection, EICR certifications, and installation work across Northern Ireland Local expertise you can trust. Find us on Trust a Trader.
Electrical work you can rely on
We handle testing, inspection, EICR certifications, and installations for landlords, commercial and domestic properties across Northern Ireland.
EICR testing and certification
Comprehensive electrical safety inspections and reports for landlords and property owners seeking compliance and peace of mind.
Electrical installation
New circuit installations, rewiring, and upgrades for homes and commercial spaces. Work completed to current building standards.
Testing and inspection
Detailed safety checks and fault-finding for existing electrical systems. Identifies issues before they become problems.
Commercial electrical work
System design, installation and maintenance for shops, offices and industrial properties in the Killyleagh area.
Landlord compliance
Full electrical safety reports and certifications to meet rental property regulations. Essential for letting agents and tenant peace of mind.
Domestic electrical services
Everything from socket replacements to full rewires for homes. Safe, reliable work that meets all current standards.
Electrical Work You Can Rely On
McDonnell Shields has earned trust from landlords and businesses across Northern Ireland through reliable testing, certification, and installation work.
McDonnell Shields handled our EICR on a tight deadline. Professional, thorough, and delivered the certificate we needed without fuss.
James Patterson
Landlord, Killyleagh
We needed emergency electrical work at our shop. They were responsive, sorted the problem quickly, and gave us a fair price. Recommended them to other business owners.
Maria Lopez
Shop Owner, Downpatrick
Installation work for our new office was handled with attention to detail. The team understood what we needed and got it done right the first time.
David McBride
Office Manager, Killyleagh
Had them test our rental property before new tenants moved in. Clear reporting, professional approach, and they explained everything in plain terms.
Sarah Chen
Property Manager, Northern Ireland
Called about a safety concern on our commercial premises. Quick response, thorough inspection, and they made sure we understood the recommendations.
Robert Hayes
Site Manager, Downpatrick
Trusted Electrical Contractors in Northern Ireland
McDonnell Shields delivers reliable testing, inspection, and installation work for landlords, commercial, and domestic clients across Northern Ireland.
1000+
Properties certified
We've completed EICR inspections and certifications for landlords and commercial properties.
35+
Years in electrical work
Experienced in testing, installation, and inspection work across domestic and commercial projects.
2
Dedicated specialist
Direct access to skilled electrical work with personalized attention to every job.
48hr
Typical inspection turnaround
Fast EICR reports and certification so you can meet landlord compliance requirements.
Get your electrical work done right. Contact us today.
Call +44 7714 197101 or email stevie@mcdonnellshields.com to discuss your project and get a clear estimate.