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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber Construction & CarpentrySchwarzeneggBernhard Kropf GmbH
Bernhard Kropf GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Zimmermann & Dachdecker is the provision of services and products in the field of roofing and carpentry, including: roof renovation and new construction, roofing work (tiles, eternit, PREFA, metal, wooden shingle roofs), facade construction (wood and eternit facades), scaffolding and fall protection, roof maintenance and cleaning, installation of roof windows (Velux), and thermal insulation. The company thus offers a comprehensive range of services and products for the maintenance, renovation, and new construction of roofs and facades.

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Offering

Products & services

Industry:Timber Construction & Carpentry
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3.9/5

Bernhard Kropf GmbH

Roofing
Solar & Photovoltaics
✓ Offered8
Roofing work
Roof renovations, new builds and roof coverings with tile, Eternit, PREFA, sheet metal and wooden shingle roofs, as well as thermal insulation and roof maintenance.
Solar systems
Photovoltaic and solar thermal systems, including various PV/solar installations in cooperation with Ampa AG; in-roof variants are also shown.
Facade construction
Wood and Eternit facades as well as Timboard fibre-cement panels with a natural wood look.
Wood shingle roof
Wood shingle roofs made from hand-split shingles from local timber.
Carpentry work
Various small carpentry jobs, often in cooperation with carpentry companies.
Scaffolding / fall protection
Scaffolding for roof renovations and a fall protection system for work on the facade, in particular for mounting PV systems.
Roof windows
Installation of Velux roof windows in manual, electric or solar-powered versions, including heat protection, exterior/interior blinds, external roller shutters, interior lining and smoke and heat venting systems.
Roof maintenance + cleaning
Roof inspections, rectification of leak points, checking sheet metal joints, cleaning gutters and downpipes, plus roof cleaning and treatment.
Trust & reputation

ranQ Trust Score of Bernhard Kropf GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Bernhard Kropf GmbH scores 65.9 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.75.024%
  • 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.40.910%
  • 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.70.08%
Bernhard Kropf GmbH scores 70.2 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.70.212%
  • 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%
Bernhard Kropf 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%
Bernhard Kropf GmbH scores 11.1 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 35.11.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bernhard Kropf GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 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
5
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Schwand 68n
3616 Schwarzenegg

At a glance

Legal form
Limited Liability Company
UID
CHE-418.434.995
Founded
2020 · 6 years
Last commercial register change
October 6, 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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