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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringChavannes-Près-RenensDe Cérenville SA
De Cérenville SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

De Cérenville géotechnique S.A. is a geotechnical engineering firm that provides geotechnical investigations, laboratory and in-situ testing, design, site monitoring and expert services for new and existing geostructures. Its services also include geothermal project design (energy piles and borehole fields), contaminated-site assessment and remediation, soil studies and river-course management.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered9
Geotechnics
Advisory services in soil and rock mechanics and groundwater flow; geotechnical studies, support in the design phase, modelling, stability analyses and site supervision.
Tests and measurements
Laboratory tests and in-situ measurements; identification, strength and deformability tests, displacement and piezometric measurements, integrity control and load capacity testing of piles.
New geostructures
Design, study, dimensioning, management and control of execution of structures in contact with the ground: deep and shallow foundations, excavation shoring, retaining walls, tunnels and energy geostructures.
Existing geostructures
Strategic and technical support for the management of existing structures in contact with the ground; assessment of the condition, definition of the measures to be taken, studies, tendering and supervision of the works.
Contaminated sites
Treatment of contaminated sites, land, materials and waters; diagnostics, historical and technical investigations, management of contaminated materials, projects and remediation.
Geothermal energy
Design of energy piles and borehole field systems; access to heat storage and heat exchange, thermal response tests for project sizing.
Expertise
Expert services in the context of legal proceedings or disputes, with intervention outside of court; specialists registered on expert lists.
Watercourse development
Development and revitalisation of watercourses; bank stabilisation, protection against erosion, flood-prone areas, sealing of dikes and fish passes.
Pedology
Soil studies through boreholes and analyses of organic, chemical and physical composition; pedological studies, concept for soil protection and management, monitoring of the works.
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4.5/5

De Cérenville SA

Trust & reputation

ranQ Trust Score of De Cérenville SA: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

De Cérenville SA scores 77.3 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.81.624%
  • 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.58.610%
  • 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%
De Cérenville SA scores 95.5 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.82.07%
De Cérenville SA 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%
De Cérenville SA scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

De Cérenville SA reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 5.0 out of 5 stars from 9 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 9 reviews across all connected sources

Sources
GGoogle59
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Place de la Bourse aux Fleurs 3
1022 Chavannes-Près-Renens
Opening hours
Mon
08:00 - 17:30
Tue
08:00 - 17:30
Wed
08:00 - 17:30
Thu
08:00 - 17:30
Fri
08:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.766.127
Founded
1974 · 52 years
Last commercial register change
June 10, 2026
Employees
21 to 50
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.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.100.03%
    • Full methodology

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