Boilers — install, service & repair

An OFTEC-approved company specialising in oil boiler servicing, maintenance, and emergency repairs for domestic and commercial clients.

A St Peter Port contractor specialising in domestic and commercial plumbing and heating, with boiler servicing as a primary focus.

This plumbing and heating specialist installs, services and repairs gas, oil and electric boilers across Guernsey.

A St Sampson plumbing and heating company, with boiler installation, servicing, and repair as a main offering for homes and businesses.

This fuel supplier provides boiler engineering services, including servicing and maintenance for oil boilers, alongside its fuel deliveries.

This Gas Safe and OFTEC-certified company specialises in heating and plumbing, with oil boiler servicing, repair, and commissioning a main trade.

A plumbing and heating company established in 2002; oil boiler maintenance and installation are central to its operations.

A plumbing and heating company with over 16 years of experience; boiler installation, servicing, and repair is a key offering.

A St Sampson plumbing and heating company, Datum Ltd installs and changes electric and oil boilers for homes and businesses.

This plumbing and heating firm, with 20 years' experience, installs, services, and repairs electric and oil boilers.

This plumbing and renovation firm provides boiler installation and servicing, alongside its heating and bathroom renovation work.

This established plumbing and heating firm in St Martin provides boiler replacements and electric boiler services for homes and businesses.

A St Saviour plumbing and heating firm, established in 2025, offering Gas Safe registered boiler installation, servicing and repair.

This Gas Safe registered company specialises in heating, with boiler installation, servicing and repair forming a key part of its work.

This electrical contractor installs electric boilers for domestic and commercial clients, alongside other electrical services.

This plumbing and heating contractor offers domestic, commercial, and industrial boiler servicing, alongside other heating and plumbing work.

This St Sampson firm specialises in heating and plumbing, with oil boiler servicing a key part of its work.

This St Sampson plumbing and heating contractor offers oil boiler maintenance alongside central heating and heat pump services.

A Torteval-based plumbing and heating contractor, this firm provides oil boiler replacement and other boiler services.

A family-run plumbing and heating business; oil boiler maintenance is a key part of its central heating services.

The island's gas utility provides servicing for gas boilers as part of its broader appliance and energy services.

This mechanical and electrical contractor offers combined heat and power unit services alongside its refrigeration and security work.

A plumbing and electrical firm that installs and maintains electrical boilers as part of its heating services.

This plumbing and heating firm offers boiler installation and servicing as part of its range of heating solutions.

A St Peter Port general building contractor, this firm includes boiler fitting within its plumbing and renovation services.