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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingSt. GallenBS Dächer & Fassaden GmbH
BS Dächer & Fassaden GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of BS Dächer & Fassaden GmbH encompasses the planning, installation and maintenance of building envelopes, including: roofing works (flat roofs, pitched roofs, roof renovations, roof cladding), façade construction (ventilated façades, façade renovations), solar systems (planning, installation and assembly of photovoltaic systems), sheet metal works (metal works made of stainless steel, copper, aluminum, zinc or lead) and industrial works (sandwich elements, steel structure assembly, playground assembly, system construction). The company thus offers comprehensive services for building envelopes and renewable energies.

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Products & services

Industry:Roofing
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3.9/5

BS Dächer & Fassaden GmbH

✓ Offered
7
Flat roof
Flat roof waterproofing with bitumen or membranes, liquid plastic waterproofing, flat roof components, green roof systems, as well as repairs and waterproofing for garages, terraces, balconies, structures and basements.
Pitched roof
Roof renovations, roof coverings with tiles, natural slate or Eternit, re-covering works and repairs, as well as roof windows, light domes and in-roof PV systems.
Sheet metal work
Metal work in stainless steel, copper, aluminium, zinc or lead, including coping/attic flashings, rain downpipes, gutters, chimney cladding, chimney caps and industrial sheet metal work.
Facade construction
Facade construction for new builds and facade renovations, specialising in ventilated facades with cladding made of Eternit, sheet metal, wood, glass or natural slate.
Solar systems
Design and installation of PV systems for new builds, renovations or re-covering, as well as planning and installation of solar thermal systems for hot water for private and commercial customers.
Industrial work
Sandwich construction for industrial and commercial buildings using sandwich elements and sandwich panels, robust structures, simplified joint design and optimal insulation performance.
Steel structure installation
Installation of the steel structure for buildings in collaboration with a partner company, including support with planning and execution.
Trust & reputation

ranQ Trust Score of BS Dächer & Fassaden GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

BS Dächer & Fassaden GmbH scores 60.4 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.70.024%
  • 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.45.610%
  • 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.50.08%
BS Dächer & Fassaden GmbH scores 80.9 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.86.512%
  • 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.70.07%
BS Dächer & Fassaden GmbH scores 85.0 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).85.022%
BS Dächer & Fassaden GmbH scores 6.6 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 35.6.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

BS Dächer & Fassaden GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.6 out of 5 stars from 5 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
4.6
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.65
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Kamorstrasse 6
9000 St. Gallen
Opening hours
Mon
08:00 - 12:00, 13:00 - 18:00
Tue
08:00 - 12:00, 13:00 - 18:00
Wed
08:00 - 12:00, 13:00 - 18:00
Thu
08:00 - 12:00, 13:00 - 18:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-273.011.561
Founded
2016 · 10 years
Last commercial register change
January 4, 2017
Employees
11 to 20
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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