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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingBiembach Im EmmentalGrossenbacher Bedachungs AG
Grossenbacher Bedachungs AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Grossenbacher Bedachung AG is the provision of services in the field of roofing and facade work, including the planning, execution and maintenance of roofs, facades, sheet metal work, sealing, crane work, skylights, lightning protection and photovoltaic systems.

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Offering

Products & services

Industry:RoofingSheet Metal Work
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4.1/5

Grossenbacher Bedachungs AG

✓ Offered12
Pitched roofing
Pitched roof coverings with tiles, Eternit and plain tiles; advice on shapes, colours and execution for new builds and renovations.
Flat roofing
Flat roofs for garages, warehouses, terraces, solar systems and green areas; with advice on maintenance and upkeep.
Facade construction
Facade construction with renovations and repairs; advice on options and materials for individually designed building envelopes.
Sheet metal work
Sheet metal work for flashings, gutters, claddings and terminations; processing stainless steel, copper, steel sheet, titanium zinc and aluminium.
Maintenance and cleaning
Maintenance and cleaning of pitched and flat roofs, gutters and downpipes to remove growth and weather-related dirt.
Liquid-applied waterproofing
Liquid-applied waterproofing for flat roofs, house and window connections, balconies and terraces; protection against water and moisture.
Scaffolding and fall protection
Scaffolding and fall protection with lightweight scaffolding and safety nets for safe, efficient construction work.
Crane services
Crane services and boom-lift deployments for construction projects; use of different machines for optimal and efficient execution.
Roof windows
Roof windows with maintenance, replacement and retrofitting of exterior shutters or interior blinds; also solar-powered variants and battery replacement.
Lightning protection
Lightning protection systems for buildings, plus periodic inspections accepted by the GVB.
Photovoltaics
Photovoltaic and solar systems for pitched and flat roofs, as in-roof or on-roof installations, optionally with storage and charging station.
Energy consulting
Energy consulting for renovations, building envelope, insulation and electrical topics, as well as better control of energy use.
Trust & reputation

ranQ Trust Score of Grossenbacher Bedachungs AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Grossenbacher Bedachungs AG scores 68.1 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.72.524%
  • 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.49.510%
  • 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%
Grossenbacher Bedachungs AG scores 89.3 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.70.07%
Grossenbacher Bedachungs AG 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%
Grossenbacher Bedachungs AG scores 6.0 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 35.6.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Grossenbacher Bedachungs AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.7 out of 5 stars from 6 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 6 reviews across all connected sources

Sources
GGoogle4.76
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Biembachstrasse 88
3419 Biembach Im Emmental
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.786.012
Founded
1982 · 44 years
Last commercial register change
December 24, 2024
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.
100.0
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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