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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationGenevaGeneral Business Group (GBG) SA
General Business Group (GBG) SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of GBG SA is to provide services in the field of electrical engineering, including: electrical installation, repair and renovation of electrical installations, control of electrical installations (OIBT), installation and control of photovoltaic systems, installation of solar panels, installation of alarm and video surveillance systems, IT services, IP telephony, and installation of charging stations for electric vehicles. The company offers these services to both private and professional customers in the cantons of Geneva and Vaud.

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Offering

Products & services

Industry:Electrical Planning & Installation
✓ Offered
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General Business Group (GBG) SA

9
New electrical installation
Complete installations for villas, apartment buildings and commercial premises, with planning, cabling, sockets, switches, distribution boards and indoor or outdoor lighting.
Electrical fault-finding and maintenance
Troubleshooting of power failures, short circuits and defective installations, with fault finding, making safe, repair and replacement of obsolete distribution boards.
Electrical renovation and compliance
Renovation of older installations, bringing them up to code, modernising circuits, replacing distribution boards and adapting to the NIBT and OIBT regulations.
OIBT inspection and compliance
Making an installation compliant following an OIBT inspection, fault diagnostics, technical corrections, mandatory checks and coordination with authorised inspection bodies.
Photovoltaic solutions
Installation and connection of solar panels, with adaptation of photovoltaic installations as part of electrical work and compliance.
Electric vehicle charging points
Installation of Wallbox charging stations for electric vehicles, at home or at business premises, with connection as part of energy solutions.
Home automation and networks
Computer networks, multimedia cabling and communication racks, home automation, intercoms and access control.
Security, video surveillance and alarms
Installation of anti-intrusion alarm systems, high-definition video surveillance, smoke detection and technical protection solutions.
Electrical project study and implementation
Needs analysis, technical advice, feasibility studies, detailed electrical plans, site supervision and coordination up to commissioning.
Trust & reputation

ranQ Trust Score of General Business Group (GBG) SA: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

General Business Group (GBG) SA scores 52.7 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.68.224%
  • 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.17.610%
  • 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.50.08%
General Business Group (GBG) SA scores 74.8 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.75.012%
  • 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%
General Business Group (GBG) SA 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%
General Business Group (GBG) SA scores 48.6 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 35.48.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

General Business Group (GBG) SA reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rue de Lausanne 42
1201 Geneva
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
09:00 - 15:00
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-293.581.040
Founded
2019 · 7 years
Last commercial register change
April 30, 2025
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.100.06%
  • 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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