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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingChesièresCharles Cossetto et fils S.A.
Charles Cossetto et fils S.A. Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Charles Cossetto et fils S.A. is a roofing company providing roofing, sheet‑metal work, insulation, waterproofing and roof maintenance services. Their work covers slate and tile roofs, fabrication and installation of metal elements and gutters (copper, zinc, aluminium), flat‑roof membrane systems and maintenance tasks such as annual inspections, cleaning, moss removal and snow clearing.

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Products & services

Industry:RoofingSheet Metal Work
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3.8/5

Charles Cossetto et fils S.A.

✓ Offered3
Sheet-metal and roofing
Custom sheet-metal and roofing work for new builds and renovations.
Flat roof waterproofing
Waterproofing of flat roofs, terraces and garages against infiltration.
Roof maintenance
Regular inspections and cleaning to extend the roof’s service life and performance.
Trust & reputation

ranQ Trust Score of Charles Cossetto et fils S.A.: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Charles Cossetto et fils S.A. scores 49.8 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.68.224%
  • 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.17.610%
  • 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.35.08%
Charles Cossetto et fils S.A. scores 85.5 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%
Charles Cossetto et fils S.A. 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%
Charles Cossetto et fils S.A. scores 3.1 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 35.3.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Charles Cossetto et fils S.A. reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Avenue Centrale 79
1885 Chesières

At a glance

Legal form
Corporation
UID
CHE-107.049.172
Founded
1989 · 37 years
Last commercial register change
July 2, 2024
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.
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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