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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsPerroyEntreprise Générale Debonneville Rénovations S.A.
Entreprise Générale Debonneville Rénovations S.A. Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Entreprise Générale Debonneville Rénovations S.A. provides earthworks, masonry and reinforced concrete services and carries out civil engineering works. The company operates a concrete plant and a materials depot, delivers exterior landscaping and construction for residential and public buildings, and offers an emergency repair service for civil engineering works.

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Products & services

Industry:General Contractors
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4.2/5

Entreprise Générale Debonneville Rénovations S.A.

✓ Offered5
General contracting and renovations
General contracting services, project studies for new construction, turnkey renovation and transformation of buildings.
Earthworks and civil engineering
Earthworks for new structures, collectors for clean and wastewater, excavations for gas, water and TT networks, as well as an emergency service in civil engineering.
Masonry and reinforced concrete
Construction of villas, rental apartment buildings, colleges, large municipal halls, post offices and public shelters in masonry and reinforced concrete.
Outdoor development
Ground preparation, access paths paved with pavers or bitumen, terraces made with slabs, pavers or stones.
Materials and equipment depot and sales
Gimel depot with a wide range of materials and equipment, enabling retail sales and delivery of fresh concrete to building sites.
Trust & reputation

ranQ Trust Score of Entreprise Générale Debonneville Rénovations S.A.: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 96% · As of October 2026

Entreprise Générale Debonneville Rénovations S.A. scores 71.4 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.71.224%
  • 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.52.910%
  • 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.95.08%
Entreprise Générale Debonneville Rénovations 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%
Entreprise Générale Debonneville Rénovations 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%
Entreprise Générale Debonneville Rénovations S.A. scores 34.3 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 35.34.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Entreprise Générale Debonneville Rénovations S.A. reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 7 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
4.6
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle4.67
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Route des Vignerons 30
1166 Perroy
Opening hours
Mon
07:30 - 11:30, 13:00 - 16:00
Tue
07:30 - 11:30, 13:00 - 16:00
Wed
07:30 - 11:30, 13:00 - 16:00
Thu
07:30 - 11:30, 13:00 - 16:00
Fri
07:30 - 11:30, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.843.148
Founded
1988 · 38 years
Last commercial register change
February 8, 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.100.06%
  • 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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