Electrical installation

The sole commercial electricity supplier on the island, serving 29,763 customers in 2022, and also offers a plumbing service.

Electrical engineering service specialising in lightning protection, surge protection, and earthing, with over 30 years' experience and ISO 9001:2015 certification.

Security services provider offering manned guarding, event security, and locksmith and key cutting services, and is a Master Locksmith Association member.

Electrical and central heating service provider established in 1984, serving clients across the Channel Islands.

Facilities management and building services provider trading for over 50 years, employing over 400 staff and serving over 500 clients.

Mechanical and electrical contractor providing HVAC, plumbing, electrical, and security systems for commercial, retail, and industrial clients.

Dulux Select Decorator and a member of the Government-licensed TrustMark scheme, offering domestic and commercial painting, decorating, and property maintenance in the Vale.

Specialist fire sprinkler system company providing consultancy, design, installation, testing, and maintenance of domestic and residential systems to BS9251 standards.

Provider of cleaning, maintenance, catering, and building services to commercial and public sector clients in the Vale, with 24/7 callout cover.

NICEIC registered Approved Contractor offering electrical services, solar PV, fire detection, and EV charger installations in the Forest.

The specialist tool and plant hire division of the NP Group, also offering equipment sales and training on machinery operation in St Sampson.

Owner-operated mechanical and electrical business established in 1998, specialising in high-end M&E services and SSAIB certified for intruder alarms.

Corporate member of the British Institute of Cleaning Science and Safe Contractor-approved, offering commercial cleaning and facilities management in St Peter Port.

Electrical contractor established in 2010, an approved NIC EIC contractor, and the Channel Island Partner of Moss Technical for Niko Products in Forest.

Professional firm offering carpentry, decorating, building, and tiling services with over sixty years of combined experience, run by Chris Pinsard and Dennis Le Sauvage in St Saviour.

GBTEA member with over 16 years of experience in residential and commercial building projects, managing the entire process from groundworks to decorating.

NICEIC and CompEX Approved electrical contractor offering 24/7 emergency call-out services for domestic and commercial clients in St Peter Port.

City and Guilds qualified builder with 27 years of experience, offering construction services for residential and commercial properties.

Provider of mechanical services including heating, ventilation, plumbing, and air conditioning, as well as electrical services.

NICEIC approved electrical contractor providing domestic and small commercial electrical services, including car charger installation and rewires.

Government department on Alderney providing general maintenance and contracting services, including electrical support, civil engineering, and waste and recycling.

Approved Contractor and members of the GBTEA.

Appliance repair service specialising in electrical household repairs and electric Aga repairs and installation, led by founder Ian Champion, a qualified electrician.

Electrical contractor offering electrical contracting and repair services in St Martin.

Service in Castel specialising in satellite installation, breakdowns, and electrical emergencies.

Electrician service in St Sampson.

Electrician specialising in electric heating, solar, and renewables, also offering EV charger installations in Castel.

Electrician service and title sponsor of the Guernsey Snooker First Division 2025/26 Stroobant Trophy.

Electrician specialising in Air Source Heat Pumps, Electric Heating, and Solar & Renewables, also installing EV chargers in St Martin.

Specialist in Air Source Heat Pumps, Electric Heating, and Solar & Renewables in the Vale.

Electrician and electrical contractor service on Alderney, and a NICEIC Approved Contractor.

Electrical contractor in Vale, offering electric heating installation and an out-of-hours emergency service.

Experienced electrician offering domestic, commercial, and industrial services, as well as electric heating and solar PV services.

Electrician in Forest with GBTEA professional membership.

Electrical company in St Peter Port, offering installations, rewiring, data cabling, and PAT testing for residential, commercial, and industrial premises.

Electrician specialising in electric heating, also known as G & A Electrics (Gary & Andy).

Electrical services provider with over 20 years of experience, offering new domestic and commercial installations, LED lighting, and fault finding.

Sole trader business offering 24/7 emergency electrical and plumbing repairs for domestic and commercial installations in the Vale.

NICEIC Approved Contractors and Trustmark approved electricians, offering domestic, commercial, and industrial electrical services.

Electrician service.

NICEIC Approved electrical contractor.

Electrician and electrical contractor in St Sampson.

Electrician service in St Martin.

Tiling service that also undertakes decorating, electrical, and plumbing work, with Kirk Lanyon associated with the business.