Mains & Sub-mains from people you can rely on.
Our engineers install and upgrade main and sub-main electrical distribution systems for commercial, residential and managed properties.

What we can help with
- Load assessment
- Distribution upgrades
- New sub-main installation
- Testing and certification
Certified, careful and clearly communicated
As a fully accredited contractor, SEG works to current regulations and recognised industry standards. We plan the work around your property, keep you informed and provide the appropriate testing and certification when the job is complete.
Call 0345 3 822 833 or enquire online to discuss your project and request a quote.
