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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingGerlafingenBernhard Dach & Fassaden AG
Bernhard Dach & Fassaden AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Bernhard AG is the planning, consulting, management and implementation of projects in the field of building envelopes, particularly: roofs (pitched roofs, flat roofs), solar systems, sheet metal work, facades, and maintenance and service for building envelopes. The company offers comprehensive solutions for the entire building envelope, including energy efficiency, sustainability, aesthetics and living comfort.

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Offering

Products & services

Industry:RoofingSheet Metal Work
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Bernhard Dach & Fassaden AG

✓ Offered5
Roofs
New construction, roof replacement and energy-efficient renovation of flat and pitched roofs; roof structures, insulation, connections, roof drainage, roof edge finishing as well as combination with solar technology.
Solar systems
Design, cost-effectiveness analysis, selection and supply of components, professional installation, grid connection, registration with authorities and funding bodies, as well as maintenance and cleaning.
Facades
Planning and implementation of ventilated façades, façade renovations, material consulting for metal, Eternit, wood and composite systems, as well as thermal insulation, solar technology, maintenance and cleaning.
Sheet metal work
Manufacture and installation of gutters, downpipes, trims, connections and special roof flashings; processing of copper, zinc, aluminium and sheet steel as well as custom solutions.
Maintenance & service
Maintenance, care, cleaning and upkeep of roof, façade and solar installation, as well as ongoing inspections to ensure the building envelope functions properly.
Trust & reputation

ranQ Trust Score of Bernhard Dach & Fassaden AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Bernhard Dach & Fassaden AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Bernhard Dach & Fassaden 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%
Bernhard Dach & Fassaden AG 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%
Bernhard Dach & Fassaden AG scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bernhard Dach & Fassaden AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Wilerstrasse 16
4563 Gerlafingen

At a glance

Legal form
Corporation
UID
CHE-102.541.017
Founded
1991 · 35 years
Last commercial register change
August 24, 2026
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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