The 37 best heating companies in St. Gallen
avg 4.3 ★ · 0 open now · ranked by Hero Score · Updated 6 September 2026 How do we rank?
There are currently 37 heating companies listed in St. Gallen on CityHero – from servicing your existing system to a full replacement with a heat pump. Compare the firms by rating and specialisation and request a no-obligation quote. On average that's 4.3 out of 5 stars. Top-rated: EDLux - Experten Dienstleistung Lux AG. Before any major work, ask for a written quote and request references, as well as advice on cantonal subsidies when switching to a renewable heating system.
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Frequently asked questions
How many heating companies are there in St. Gallen on CityHero?
CityHero currently lists 37 heating companies in St. Gallen, rated 4.3 out of 5 stars on average. Currently top-rated: EDLux - Experten Dienstleistung Lux AG.
What does a new heating system cost in St. Gallen?
The price depends heavily on the system – a heat pump usually runs into five figures, while a gas boiler is considerably less. Use CityHero to request several quotes from firms in St. Gallen with a single enquiry and compare the offers at your own pace.
Which heating company in St. Gallen offers an emergency service for breakdowns?
Several of the 37 heating companies listed in St. Gallen offer a repair and emergency service. Filter by rating and send your enquiry to several firms at once so you get a quick response.
Is switching to a heat pump worth it?
In many cases yes, especially when replacing an old oil or gas system, and cantonal subsidy programmes reduce the cost. A specialist firm in St. Gallen can assess at a consultation whether your building is suitable.
How often should a heating system be serviced?
Annual servicing is recommended for most systems and safeguards efficiency and reliable operation. Many heating companies in St. Gallen offer maintenance contracts for this – compare the providers directly on CityHero.