Contrak Construction Ltd have been working with SEI for 10 years, they provide specialist knowledge on all of our projects from small to large, whether its domestic, commercial or industrial. From our perspective SEI are able to provide the right advice and be involved in the project from the conception to after care. The reasons we use SEI is because of their reliability, knowledge and professionalism. They are trustworthy an competitive. Alongside this they provide all electrical services in house, from fire detection systems, emergency lighting, intruder alarms, CCTV, automated gates and barriers and access control.

Alongside this they also PAT test and provide in depth knowledge on energy efficiency. We can be assured by using SEI all electrical components are covered.
  • Commercial
  • Industrial
  • Educational
  • Security
  • retail
  • Domestic