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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,888 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesOrvinGrosjean Frères Sàrl
Grosjean Frères Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Grosjean Frères Sàrl provides installation, renovation and maintenance services in plumbing and sheet-metal work. Services include repairs, descaling, drain unblocking, installation of water pumps and water softeners, and fabrication and fitting of sheet-metal elements for roofs and façades for private and public clients.

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Products & services

Industry:Plumbing & Building Services
✓ Offered3
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4.0/5

Grosjean Frères Sàrl

Sanitary renovation
Sanitary renovation of houses, apartments, kitchens and bathrooms, including updating drinking-water and wastewater networks, installation of sanitary fixtures and home appliances.
Sanitary services
Installation, troubleshooting, repair and maintenance of sanitary installations, unblocking of drains, descaling of water heaters, installation of water softeners and water pumps.
Sheet metal work
Manufacturing and installation of sheet metal elements for roofs and façades, in particular downpipes, window trims, flue ducts and chimney fittings.
Trust & reputation

ranQ Trust Score of Grosjean Frères Sàrl: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

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Data basis 54% · As of October 2026

Grosjean Frères Sàrl 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%
Grosjean Frères Sàrl scores 74.1 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.79.212%
  • 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%
Grosjean Frères Sàrl 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%
Grosjean Frères Sàrl scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Grosjean Frères Sàrl reaches a ranQ Trust Score of 4.0 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

Le Coin 21a
2534 Orvin

At a glance

Legal form
Limited Liability Company
UID
CHE-419.151.092
Founded
2018 · 8 years
Last commercial register change
August 31, 2018
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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