Are You Looking for Electricians in Swansea?

Castle Graig Electrical Contractors provides expert electrical contracting services in Swansea, specialising in domestic and commercial installations, emergency repairs, and renewable energy solutions. With over 20 years of experience, we deliver reliable, code-compliant workmanship for rewires, EV charging points, and smart home systems. Our NICEIC-approved team ensures safety and efficiency across all projects.

J3 Electrical Services provides professional electrical installation and maintenance solutions for residential and commercial properties throughout South Wales. Our qualified engineers deliver safe, compliant electrical work ranging from fuse board upgrades to complete system re-wirings. We specialise in floodlighting installations for sports facilities and commercial premises while maintaining a customer-centric approach that prioritises reliability and value.