Powering Progress, Energising Futures

Vigil Energy builds, repairs, and maintains Gas-Insulated (GIS) and Air-Insulated (AIS) Substations, Data centres, and high-voltage (HV) electrical infrastructure across the UK, Ireland and mainland Europe

Powering Scotland’s Energy Future

From rugged glen to bustling coasts, Vigil Energy keeps your system's safe, reliable, and ready for tomorrow’s challenges.

Technician inspecting a gas-insulated substation against a backdrop of Scottish hills.
Technician inspecting a gas-insulated substation against a backdrop of Scottish hills.

Our Services

Specialising in repairing, and maintaining GIS and AIS substations throughout Scotland.

Technician inspecting gas-insulated substation equipment in a Scottish highland setting.
Technician inspecting gas-insulated substation equipment in a Scottish highland setting.
Close-up of advanced switchgear with SF₆-free alternatives installed in a substation.
Close-up of advanced switchgear with SF₆-free alternatives installed in a substation.
Installation

Our capabilities span the complete lifecycle of your assets from installation, and commissioning through to maintenance, upgrades, and fault response. We combine engineering excellence with practical field experience

Maintenance and repair

mechanical, electrical, and civil works packages to full-scale asset upgrades, we deliver tailored solutions designed to keep your network safe, reliable, and future-ready.

Enquire about registering for our emergency response and repair

We can also assist in Project programme recovery and acceleration.

A panoramic view of a newly constructed gas-insulated substation nestled in a Scottish glen.
A panoramic view of a newly constructed gas-insulated substation nestled in a Scottish glen.
Close-up of engineers inspecting SF₆ filled switchgear with precision and care.
Close-up of engineers inspecting SF₆ filled switchgear with precision and care.
Air-insulated substation equipment shining under the bright Scottish sky near the coastline.
Air-insulated substation equipment shining under the bright Scottish sky near the coastline.