Based in Comber, County Down, JM Electrics supply electrical cable jointing services to the power sector across the UK and Ireland. With over 30 years’ experience, we are the leading underground cable jointing specialists, with a reputation for providing a professional, quality service.

We have a highly skilled and dedicated workforce, providing a comprehensive range of cable jointing services up to 33KV.

Our aim is to deliver the highest standards of workmanship, productivity and excellent customer service in a safe and efficient manner for our customers.

Please click on any of our core disciplines below to get a detailed perspective on what we can do for you.

So helpful, pleasure working with John and the guys. By far the best and most helpful jointing company we have worked with.
Nettworx Power Services
We’ve worked with JM Electrics on our network for over 20 years, their work has been delivered reliably to a very high standard and always on time. Working on projects both large and small, on cable works of all types, JM Electrics provide a first-class service.
NIE Networks