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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesGrand-LancyArtisan couvreur BRION
Artisan couvreur BRION Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Artisan Couvreur Brion is a specialized company for roof and facade work, focusing on the maintenance, repair, and renovation of roofs and facades. The core activities include: Roofing work: roof cleaning, roof renovation, roof renovation, roof sealing, roof insulation; Facade work: facade cleaning, facade renovation, facade renovation, facade sealing; Zinguerie: installation and repair of gutters, downspouts, and other zinguerie elements; Painting work: interior and exterior painting, varnishing of wood and metal; Special services: roof and facade treatment against moss and algae, hydrophobic treatment of roofs and facades. The company offers its services in Switzerland, particularly in the cantons of Geneva, Vaud, Fribourg, and Neuchâtel.

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Products & services

Industry:Specialized Construction Activities
✓ Offered7
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3.9/5

Artisan couvreur BRION

Roof renovation
Renovation and maintenance of tiled or sheet-metal roofs, repairs for leaks and water ingress, replacement of roofing, anti-moss treatment and water-repellent treatment.
Sheet-metal and zinc works
Installation and repair of gutters, downpipes, rainwater outlets, flashings, chimney surrounds and other elements made of copper or zinc.
Facade renovation and treatment
Facade cleaning, moss removal, water-repellent treatment, complete re-rendering, filling of micro-cracks and protection against dirt, moss and water ingress.
Installation and repair of roof windows
Installation and repair of roof windows of all brands, with adaptation to the roof; improved natural light, ventilation and watertightness.
Interior and exterior painting
Painting of facades, exterior wooden cladding and external metalwork, as well as painting of walls, ceilings, interior wooden elements and other interior surfaces.
Treatment of paving slabs and terraces
Cleaning and treatment of outdoor paving slabs and terraces, with water-repellent and stain-resistant protection, including non-slip treatment for pool surrounds.
Carpentry works
Renovation of roof timber framing and preventative or remedial treatments against insects and fungi.
Trust & reputation

ranQ Trust Score of Artisan couvreur BRION: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Artisan couvreur BRION scores 74.2 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.80.624%
  • 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.55.910%
  • 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.78.08%
Artisan couvreur BRION scores 60.5 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.58.012%
  • 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%
Artisan couvreur BRION scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
Artisan couvreur BRION scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Artisan couvreur BRION 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 8 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 8 reviews across all connected sources

Sources
GGoogle58
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Hier entsteht die Karte
Place de Pont-Rouge 5
1212 Grand-Lancy
Opening hours
Mon
08:00 - 19:00
Tue
08:00 - 19:00
Wed
08:00 - 19:00
Thu
08:00 - 19:00
Fri
08:00 - 19:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-351.598.911
Founded
2022 · 4 years
Last commercial register change
May 15, 2026
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.
67.0
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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