The 4 best heating companies in Uster
avg 4.9 ★ · ranked by Hero Score · Updated 20 October 2026 · How do we rank?
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Stivo AG
5.0(5)Uster West 40, 8610 Uster
Key facts
CityHero lists 4 heating companies in Uster (as of October 2026), averaging 4.9 out of 5 Google stars. Number 1 in the Hero Score is Ammann + Schmid (5.0 stars, 32 reviews).
- Listings
- 4
- Avg. Google rating
- 4.9 / 5
- No. 1 Hero Score
- Ammann + Schmid
- Reviews in total
- 66
Source: CityHero directory, ratings via Google · as of October 2026.
Heating Companies in Uster: what to know
Whether your heating has broken down, a renovation is due or you are switching to renewable energy: for Uster you can compare 4 heating companies side by side. See at a glance which firm offers an emergency service and has experience with your type of system. On average that's 4.9 out of 5 stars. Top-rated: Ammann + Schmid. Make sure an emergency service with a fast response time is offered, as a heating failure in winter cannot wait. A maintenance contract also helps prevent breakdowns.
Related categories in Uster
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Frequently asked questions
How many heating companies are there in Uster on CityHero?
CityHero currently lists 4 heating companies in Uster, rated 4.9 out of 5 stars on average. Currently top-rated: Ammann + Schmid.
What does a new heating system cost in Uster?
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 up to two quotes from firms in Uster with a single enquiry and compare the offers at your own pace.
Which heating company in Uster offers an emergency service for breakdowns?
Several of the 4 heating companies listed in Uster offer a repair and emergency service. Filter by rating and send your enquiry to up to two firms at once so you get a quick response.