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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryGlass, Ceramics, Stone & Construction Materials IndustryOberhasliGBS Widmer GmbH
GBS Widmer GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of GBS Widmer GmbH is the manufacture and installation of interior fittings, particularly partitions, doors, sliding doors, glass railings, wall claddings and carpentry work, for both residential and rough construction.

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Products & services

Industry:Glass, Ceramics, Stone & Construction Materials Industry
✓ Offered
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4.2/5

GBS Widmer GmbH

9
Custom shower glazing
Custom shower glazing in all colours and shapes, as fixed glass, with a glass door, or as a complete shower and bath-tub glazing unit; service for existing shower enclosures.
Glass partition walls
Glass partition systems for separating living and office areas with lightweight ALU profiles and a transparent glazing solution for bright, connected spaces.
Glass sliding doors
Glass sliding doors in all sizes and colours, with fittings for room design and for dividing spaces.
Sliding door systems
Metal pocket sliding door systems for drywall and plastered brick walls, as a frameless solution with a door running inside the wall.
Glass swing doors
Hinged glass doors for living spaces and new builds, in every size and shape with a wide selection of fittings.
Glass railings
Glass railings and balustrades as well as interior glazing for safety, separation and bright rooms.
Wall cladding with glass and mirrors
Mirrors or glass on the wall as wall cladding with easy handling and a modern design.
Sliding wardrobe doors
Sliding door wardrobes for practical and elegant storage, to make optimal use of the available floor space.
Carpentry work and repairs
Minor carpentry work and repairs, furniture repairs, refreshing wooden benches and doors, as well as interior fit-out; in addition, kitchen installation and kitchen renovations.
Trust & reputation

ranQ Trust Score of GBS Widmer GmbH: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

GBS Widmer GmbH scores 79.6 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.79.124%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.81.910%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.78.08%
GBS Widmer GmbH scores 83.0 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
GBS Widmer GmbH scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).83.322%
GBS Widmer GmbH scores 5.7 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.5.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

GBS Widmer GmbH reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 24 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.7
of 5

Aggregated from 24 reviews across all connected sources

Sources
GGoogle4.724
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Rietwiesenstrasse 11
8156 Oberhasli
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-336.823.029
Founded
2011 · 15 years
Last commercial register change
September 27, 2023
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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