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Qualis Opus GmbH

Qualis Opus GmbH

4.0(4)Ratings via GoogleConstruction Company

About Qualis Opus GmbH

Qualis Opus GmbH at Oberstrasse 149 in St. Gallen is a construction company and, as such, supports building projects in the region. Its name suggests a commitment to quality in the work delivered, which is essential for a construction firm.

Construction companies typically handle the realisation of building projects and ensure that planned undertakings are carried out professionally and reliably. From coordinating the work to clean execution on site, such a business is the partner for clients who want to place their project in experienced hands.

Based in St. Gallen, Qualis Opus GmbH is available to customers in the city and surrounding area who are looking for a dependable point of contact for building matters. Further details are available at qualisopus.ch.

Opening hours

Opening hours
Monday07:00 – 18:00
Tuesday07:00 – 18:00
Wednesday07:00 – 18:00
Thursday07:00 – 18:00
Friday07:00 – 18:00
Saturday08:00 – 18:00
SundayClosed

Address & contact

Oberstrasse 149
9000 St. Gallen

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Key facts

Qualis Opus GmbH (Construction Company) is located at Oberstrasse 149, 9000 St. Gallen. On Google, Qualis Opus GmbH is rated 4.0 out of 5 from 4 reviews. Opening hours: Mon–Fri 07:00–18:00, Sat 08:00–18:00, Sun closed.

Address
Oberstrasse 149, 9000 St. Gallen
Google rating
4.0 / 5 (4 reviews)
Opening hours
Mon–Fri 07:00–18:00, Sat 08:00–18:00, Sun closed
Phone
+41 71 556 42 00
2 more facts
Category
Construction Company
Website
qualisopus.ch

Source: CityHero directory, ratings via Google · data as of August 2026.

Frequently asked questions

Where is Qualis Opus GmbH located?

Qualis Opus GmbH is located at Oberstrasse 149, 9000 St. Gallen. CityHero lists 45 construction companies in St. Gallen in total.

How is Qualis Opus GmbH rated?

Qualis Opus GmbH has 4.0 out of 5 stars on Google from 4 reviews. The average of 28 rated construction companies in St. Gallen is 4.6, so Qualis Opus GmbH is below.

What are the opening hours of Qualis Opus GmbH?

Opening hours of Qualis Opus GmbH: Mon–Fri 07:00–18:00, Sat 08:00–18:00, Sun closed. It is open 6 days a week and closed on Sunday.

Can I visit Qualis Opus GmbH at the weekend?

On Saturday Qualis Opus GmbH is open from 08:00 to 18:00, on Sunday it stays closed.

Until when is Qualis Opus GmbH open?

The latest closing time is 18:00 (Monday to Saturday). The earliest opening is 07:00 (Monday to Friday).

How do I get a quote from Qualis Opus GmbH?

By phone on 071 556 42 00. Website: qualisopus.ch. You can also send Qualis Opus GmbH a free, no-obligation request via CityHero.

Call071 556 42 00Get a quoteDirections

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