The 45 best construction companies in St. Gallen
avg 4.6 ★ · 0 open now · ranked by Hero Score · Updated 6 September 2026 How do we rank?
In St. Gallen CityHero lists 45 construction Construction Companies – from new builds and conversions to full renovations. Compare companies by rating, references and availability, then request a quote directly from the ones that fit. On average that's 4.6 out of 5 stars. Top-rated: Walder Abdichtungstechnik GmbH. Always ask for a detailed written quote with a clear breakdown of materials, labour and additional costs, plus a binding schedule – this keeps both budget and build time predictable.
45 results
einsplus baubegleitung GmbH, Baumanagement - St.Gallen
5.0(1)
Hafnerwaldstrasse 15
Closed · opens Monday at 07:00
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Frequently asked questions
How many construction companies are there in St. Gallen on CityHero?
CityHero currently lists 45 construction companies in St. Gallen, rated 4.6 out of 5 stars on average. Currently top-rated: Walder Abdichtungstechnik GmbH.
How many construction companies are there in St. Gallen?
CityHero currently lists 45 construction Construction Companies in St. Gallen. You can compare them by rating and specialisation and contact the ones you like directly, free of charge.
What does a construction company in St. Gallen cost?
Costs depend heavily on the type of project, its scope and the materials chosen, so there are no flat rates. The most reliable approach is to use CityHero to request quotes from several firms in St. Gallen with one enquiry and compare them.
How do I find a reliable construction company in St. Gallen?
Look at customer reviews, concrete reference projects and a transparent quote. On CityHero you can compare 45 firms in St. Gallen by rating and request non-binding quotes to weigh price against service.
Should I get several quotes for my building project?
Yes, multiple quotes reveal the realistic price range and differences in what's included. With CityHero you send one enquiry to several construction Construction Companies in St. Gallen at once and receive several comparable offers.