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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesNyonGeorges Constantin SA, succursale de Nyon
Georges Constantin SA, succursale de Nyon Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Georges Constantin SA, succursale de Nyon carries out construction, renovation and maintenance of sanitary installations and performs artisan sheet-metal work and roof covering. The company also provides emergency repair (dépannage) services, installations for gases and other fluids (including medical gases and compressed air), water treatment and a design office for project planning and delivery.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered5
Sanitary installations
Installation, renovation and maintenance of sanitary and gas systems, supply and drain pipes, water treatment, wastewater disposal and fluid supply.
Sheet metal work
Sheet metal works for roofs, gutters, downspouts for rainwater, fittings, metal cladding, roof windows, dormers, solar panels and ornamental parts.
Roof covering
Construction and renovation of flat or pitched roofs, in tiles, terracotta tiles or slate, depending on the building requirements and current standards.
Sanitary emergency service
Urgent interventions, repairs, replacements and maintenance of all sanitary installations, with advice and preparation of quotations.
Sanitary engineering office, roofing and sheet metal work
Project studies, quotations, estimates of costs and schedules, tender submission, computer plans, administrative procedures, site follow-up and expert reports.
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4.3/5

Georges Constantin SA, succursale de Nyon

Trust & reputation

ranQ Trust Score of Georges Constantin SA, succursale de Nyon: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Georges Constantin SA, succursale de Nyon scores 80.3 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.78.524%
  • 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.78.610%
  • 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.88.08%
Georges Constantin SA, succursale de Nyon scores 84.1 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%
Georges Constantin SA, succursale de Nyon 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%
Georges Constantin SA, succursale de Nyon scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Georges Constantin SA, succursale de Nyon reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 21 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
4.7
of 5

Aggregated from 21 reviews across all connected sources

Sources
GGoogle4.721
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Route de Saint-Cergue 113
1260 Nyon

At a glance

Legal form
Branch
UID
CHE-141.243.664
Founded
1985 · 41 years
Last commercial register change
August 5, 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.76.06%
  • 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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