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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationSierreDevanthéry Electricité Sàrl
Devanthéry Electricité Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Devanthéry Électricité Sàrl is the planning, implementation and maintenance of electrical installations and systems, including: * Design and implementation of electrical projects * Installation, maintenance and repair of electrical installations * Troubleshooting and emergency service for electrical installations * Installation of solar systems * Sales and installation of electrical appliances * Periodic inspections and maintenance of electrical installations (OIBT) The company also offers an emergency service and a breakdown service to quickly respond to electrical problems.

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Products & services

Industry:Electrical Planning & Installation
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Devanthéry Electricité Sàrl

✓ Offered6
Electrical installations
Electrical installations for new builds, renovations and extensions, carried out according to the applicable standards to ensure safety and efficiency.
Electrical projects
Design and execution of electrical projects, from the development phase to implementation, with support through to execution.
Electrical fault-finding service
Fast and efficient fault-finding service to resolve electrical problems and respond to unexpected situations.
On-call service
On-call service for electrical emergencies, reserved for the company's customers.
OIBT compliance work
Repairs and compliance measures after periodic OIBT inspection, to correct the defects identified on the electrical installations.
Solar installations
Solar solutions offered in collaboration with Solalpes Energie SA for installations related to the energy transition.
Trust & reputation

ranQ Trust Score of Devanthéry Electricité Sàrl: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Devanthéry Electricité Sàrl scores 80.8 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.85.324%
  • 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.70.08%
Devanthéry Electricité Sàrl scores 61.5 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.50.012%
  • 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%
Devanthéry Electricité Sàrl 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%
Devanthéry Electricité Sàrl scores 11.7 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 35.11.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Devanthéry Electricité Sàrl reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.9 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
4.9
of 5

Aggregated from 21 reviews across all connected sources

Sources
GGoogle4.921
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Avenue Général-Guisan 15
3960 Sierre
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-144.848.361
Founded
2023 · 3 years
Last commercial register change
August 29, 2023
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.
88.0
6%
  • 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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