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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsSierreRWB Valais SA, succursale de Sierre
RWB Valais SA, succursale de Sierre Logo
Verified· 3 sourcesTrust Score
Summary

About the company

RWB Valais SA, succursale de Sierre is an engineering and technical consulting firm active in spatial planning, water, energy, environment, geology, geotechnics, metrology, civil engineering, and information systems. It supports public and private clients in the planning and delivery of complex projects.

AI-generated
Offering

Products & services

Industry:Civil Engineering Firms
✓ Offered7
Civil engineering
Imagine, build and maintain infrastructure, create facilities and arrange public spaces, with advice and project direction.
Spatial planning
Territorial planning, planning procedures and instruments, development strategies, advice to the client, development of public spaces.
Water
Planning for drinking water supply, treatment of wastewater and drinking water, structures and networks, self-monitoring, drainage of water and hydraulic networks.
Environment
Nature and landscapes, impact studies, environmental monitoring, pollutants in buildings, contaminated sites, waste, hydrology, revitalisation of watercourses, natural hazards.
Geology - Geotechnics - Metrology
Geological and geotechnical recognition, road geotechnical works, underground works, dimensioning of excavations and foundations, natural hazards, hydrogeology and metrology measurements.
Energy
Heating plants, CAD/FAD networks, energy studies, eco-districts, network simulation, QR code survey and other projects related to renewable energies.
Information systems
GIS/SIT, geomatics, BIM and software development for the acquisition, management and operation of geographic data and project data.
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4.0/5

RWB Valais SA, succursale de Sierre

Trust & reputation

ranQ Trust Score of RWB Valais SA, succursale de Sierre: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

RWB Valais SA, succursale de Sierre scores 56.8 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.73.124%
  • 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.35.310%
  • 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.35.08%
RWB Valais SA, succursale de Sierre scores 75.2 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.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.70.07%
RWB Valais SA, succursale de Sierre 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%
RWB Valais SA, succursale de Sierre 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

RWB Valais SA, succursale de Sierre reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 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 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Avenue Général-Guisan 18
3960 Sierre
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-275.906.026
Founded
2018 · 8 years
Last commercial register change
February 1, 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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