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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationLausanneGuy Gaudard SA
Guy Gaudard SA Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Guy Gaudard SA is an electrical services company that designs, installs and maintains electrical systems, including photovoltaic installations, electric vehicle charging stations and building automation. The firm serves private and commercial clients, provides maintenance and compliance (OIBT) services, and executes projects with its own certified electricians; it holds ISO 9001 and eco-enterprise certifications.

AI-generated
Offering

Products & services

Industry:Electrical Planning & Installation
✓ Offered9
Electrical installations & renovations
Electrical installations for new builds, complete renovations and compliance upgrades, with cabling, distribution boards and support for private individuals and businesses.
Photovoltaics
Solar panels, self-consumption, storage batteries and photovoltaic power plants for industrial or residential roofs, with energy management.
EV charging stations
Installation of charging stations for electric vehicles at home or on business premises, including charging-station parks and smart charging management.
Home automation & security
Home automation, connected homes and building automation, with building technical management, access control and alarm systems.
Electrical troubleshooting
Rapid response to diagnose and resolve electrical breakdowns for private individuals and in professional settings.
OIBT compliance
Mandatory periodic inspections, diagnostics, compliance audits and implementation of compliance for electrical installations.
Industrial installations
Industrial electrical installations, electrical cabinets, high power and automation for production sites and factories.
Preventive maintenance
Maintenance contracts and regular inspections to ensure the availability and reliability of electrical installations.
Fibre optics
Installation, splicing and connection of fibre-optic networks for business premises.
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4.4/5

Guy Gaudard SA

Trust & reputation

ranQ Trust Score of Guy Gaudard SA: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 100% · As of October 2026

Guy Gaudard SA scores 75.8 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.65.024%
  • 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.86.510%
  • 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%
Guy Gaudard SA scores 93.9 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%
Guy Gaudard SA scores 86.7 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).86.722%
Guy Gaudard SA scores 58.4 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 35.80.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.36.74%
Qualifications+0.00

Guy Gaudard SA reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.3 out of 5 stars from 29 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.3
of 5

Aggregated from 29 reviews across all connected sources

Sources
GGoogle4.329
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

July 29, 2023Media
Le député PLR, sa fille et leurs apprentis migrants, un conte d’été
letemps.ch
August 31, 2022Media
Guy Gaudard, maître électricien: «Le prix du kilowattheure est trop bon marché, on a appris à le gaspiller
letemps.ch
May 25, 2021Media
Prix Diversité – Emploi – Formation - Trente-quatre migrants formés chez Guy Gaudard SA
24heures.ch

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Location

Avenue des Boveresses 54
1010 Lausanne
Opening hours
Mon
07:30 - 12:00, 14:00 - 17:00
Tue
07:30 - 12:00, 14:00 - 17:00
Wed
07:30 - 12:00, 14:00 - 17:00
Thu
07:30 - 12:00, 14:00 - 17:00
Fri
07:30 - 12:00, 14:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.776.602
Founded
1994 · 32 years
Last commercial register change
May 9, 2025
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.85.03%
    • Full methodology

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