Electrical Contractor · Derry
Electrical Contractor in Derry
J Cowman Electrical Contractors covers Derry and surrounding areas. RECI A6700-registered, fully insured, trusted across Leinster. We travel for the right project — get a fixed-price quote within 48 hours.
Our Services
Electrical Services in Derry
Full-service electrical contracting across Derry. RECI registered and fully insured.
New Build Developments
Learn more →Large-Scale Residential Projects
Learn more →Domestic Electrical Installations
Learn more →EV Charger Installation
Learn more →Full & Partial Rewires
Learn more →Commercial Fit-Outs
Learn more →Testing & Certification
Learn more →Track Record.
Accreditations
RECI A6700
Safe Electric
SEAI Registered
Fully InsuredFAQ
Common Questions — Derry
Do you cover all of Derry?
Yes, we cover Derry and surrounding areas. Whether you're in the town centre or a more rural part of Derry, we can reach you. Contact us and we'll confirm availability for your exact location.
How quickly can you get to me in Derry?
We respond within 1 hour for urgent jobs in Derry. For planned work, we'll schedule a convenient time that suits you — within 48 hours of your initial enquiry.
Are you RECI registered for work in Derry?
Yes. J Cowman Electrical Contractors is fully RECI registered, Safe Electric certified, and carries full public liability insurance. Every installation in Derry is tested and certified to IS 10101.
Do you provide free quotes in Derry?
Yes. Send us the details of your project — photos, plans, or a quick description — and we'll return a fixed-price quote within 48 hours. For larger jobs, we'll arrange a free site visit in Derry.
From a Single Rewire to Full Developments: Send Us the Details.
Send us your plans or a quick description. We return a fixed-price quote within 48 hours, no obligation, no sales calls.