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

About the company

Georges Constantin S.A., succursale de Crissier undertakes construction, renovation and maintenance of sanitary installations and performs artisanal metalwork (ferblanterie) and roof covering work. Its services include installation and drainage of sanitary appliances, gas and fluid supply systems, water treatment and wastewater evacuation, emergency repairs, and a design office that manages projects from planning to delivery for industrial, hospital, office and residential buildings.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered5
Sanitary installations
Execution, renovation and maintenance of sanitary and gas installations; supply and drain pipes, water treatment, disposal of wastewater.
Sheet-metal work
Craft sheet-metal work for roofs; gutters, downspouts for rainwater, roof fittings, metal cladding, roof windows, dormers and ornamental parts.
Roofing
Construction and renovation of flat or pitched roofs; tiles, terracotta and slate, for projects of different sizes.
Sanitary emergency service
Urgent interventions on sanitary installations; leak, blocked pipe, punctured boiler, repair, replacement, annual maintenance and individual advice.
Sanitary engineering office, roofing and sheet-metal work
Design of projects with quotations, cost and schedule estimates, submission for tenders, coordination, computer plans, site supervision and expert assessment.
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4.3/5

Georges Constantin S.A., succursale de Crissier

Trust & reputation

ranQ Trust Score of Georges Constantin S.A., succursale de Crissier: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Georges Constantin S.A., succursale de Crissier 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 S.A., succursale de Crissier 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 S.A., succursale de Crissier 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%
Georges Constantin S.A., succursale de Crissier 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 S.A., succursale de Crissier 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 Prilly 25
1023 Crissier

At a glance

Legal form
Branch
UID
CHE-147.630.775
Founded
1992 · 34 years
Last commercial register change
February 29, 2024
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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