Window construction in
St. Gallen

17 companies in Window construction based in St. Gallen — name and year of registration from the commercial register. The list below shows them all.

Companies

All 17 companies in St. Gallen

Klarer Fenster AG Logo

Klarer Fenster AG

Since 1965 · 51–100 empl.4.8(37)

Klarer Fenster AG manufactures and sells windows in timber, timber-aluminium and uPVC, as well as entrance doors. Its services include consulting, installation and maintenance for new builds, renovations and repairs.

Window constructionWindow consultation, installation, service and warrantyTimber windowsTimber-metal windows
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #1
Visual Fenster AG Logo

Visual Fenster AG

Since 2020 · 21–50 empl.3.9(7)

Visual Fenster AG manufactures windows, sliding doors and entrance doors in PVC and PVC-aluminium. The company also serves trade businesses and joiners with advice, partner support and software for managing customer and project data.

Window constructionWindowsSliding doorsFront doors
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #2
Kemik Ihr BauSchreiner GmbH Logo

Kemik Ihr BauSchreiner GmbH

Since 2023 · 1–10 empl.

Kemik Ihr BauSchreiner GmbH carries out carpentry and interior fitting work. Its services include installing and restoring windows and doors, window maintenance, made-to-measure fitted wardrobes, and laying terrace flooring.

Window constructionInstallation of built-in wardrobesInstallation of windows and doorsRenovation and restoration of windows
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #3
Warping AG Logo

Warping AG

Since 2021 · 1–10 empl.4.0(4)

Warping AG provides construction services in façade, window and steel construction. Its work includes project organisation and planning, as well as assembly, installation and maintenance.

Facade constructionFacade constructionWindow constructionSteel construction
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #4
BW Fenster AG Logo

BW Fenster AG

Since 2015 · 1–10 empl.1.0(4)

BW Fenster AG supplies and installs plastic and aluminium windows and doors. Its range includes various window and door systems as well as glazing.

Window constructionWindow systemsSliding doorsAluminium systems
ranQ Trust Score 3.4 out of 5.0, rated Solid, Rank #5
Weishaupt Montagen Logo

Weishaupt Montagen

Since 2008 · 1–10 empl.

Weishaupt Montagen is a carpentry business specialising in window restoration and upgrades, as well as the installation of replacement windows made to match the original style. It also carries out related finishing work and supplies items such as shutters, window sills and insect screens.

Window constructionWindow refurbishmentsWindow optimisationsInstallation of style-appropriate replicas
No score yet
Coreda Bau GmbH Logo

Coreda Bau GmbH

Since 2020 · 1–10 empl.

Coreda Bau GmbH operates in new-build and renovation projects and supplies construction products. Its range includes windows, entrance doors, garage doors, railings, balconies, and frameless glazing for balconies, patios and terraces.

Window constructionWindowsDoorsRailings
No score yet
Swiss R Montage GmbH Logo

Swiss R Montage GmbH

Since 2022 · 1–10 empl.

The core activity of aL Kaffee is the production and distribution of high-quality coffee products, particularly roasted coffee beans, coffee capsules, ground coffee and other coffee accessories. The company sources high-quality coffee beans from around the world, roasts and blends them in its roastery in Italy, and distributes them to customers in Switzerland and worldwide.

Window construction
No score yet
MH

Martin Huber

Since 1984 · 1–10 empl.

Window construction
No score yet
LA

Liberi AG

Since 1993 · 1–10 empl.

Window construction
No score yet
HM

Huber Montagen

Since 1998 · 1–10 empl.

Window construction
No score yet
ES

Ernst Schweizer AG

Since 2005 · 1–10 empl.

Window construction
No score yet

Window construction in St. Gallen

17Window constructionCommercial register (Zefix) · as of November 15, 2026
2020Median year of registrationCommercial register (Zefix) · as of November 15, 2026
113in the Canton of St. GallenCommercial register (Zefix) · as of November 15, 2026
1,414in SwitzerlandCommercial register (Zefix) · as of November 15, 2026
Locations

Window construction in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 15, 2026

Largest places

Diepoldsau6