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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationCarouge GeVulliez SA
Vulliez SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of VULLIEZ SA is to provide services in the field of electrical engineering, particularly in the following areas: installation and control of electrical systems (high current), installation and control of telecommunications and information transmission systems (low current), energy generation and distribution through renewable energies, installation and maintenance of electric vehicle charging stations, and home automation and security technology. The company also offers consulting and planning services for new projects, as well as renovation work in the field of electrical engineering.

AI-generated
Offering

Products & services

Industry:Electrical Planning & Installation
✓ Offered7
Electrical installations
Electrical installations for new builds and renovations, planning, cabling, lighting, troubleshooting, small works and modifications on site.
Technical inspection
Technical inspection of electrical installations, measurements, tests, compliance with Swiss standards, technical and economic analysis, planning of CFO/CFA installations.
Home automation / Security
Energy management solutions, automation of lighting and heating, remote control, interoperability of installations and security with cameras and detectors.
Electric vehicle charging station
Installation of charging stations for electric vehicles at home or on site, advice on choosing the charger, EV plug safety and compliance with Swiss standards.
IT cabling
Pulling Category 6 cables and fibre optic, vertical and horizontal cabling, connection of the telecommunication rooms and compliance tests.
Telephony / Intercom
Connection of IP telephone lines and intercom installations, with connected access that can be controlled remotely for apartment buildings, houses or offices.
Renewable energy
Support and installations related to renewable energies, energy-saving solutions and participation in the SIG eco21 programme for owners and property managers.
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4.1/5

Vulliez SA

Trust & reputation

ranQ Trust Score of Vulliez SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Vulliez SA scores 66.6 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.58.324%
  • 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.77.410%
  • 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.78.08%
Vulliez SA scores 82.3 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.92.512%
  • 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%
Vulliez 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%
Vulliez SA scores 8.0 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 35.8.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Vulliez SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.1 out of 5 stars from 20 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
4.1
of 5

Aggregated from 20 reviews across all connected sources

Sources
GGoogle4.120
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Hier entsteht die Karte
Avenue de la Praille 45
1227 Carouge Ge
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 - 15:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-300.026.774
Founded
2014 · 12 years
Last commercial register change
February 23, 2026
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.
100.0
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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