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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsSchachen LuCh. Bieri Elektro GmbH
Ch. Bieri Elektro GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Bieri-Elektro GmbH is the provision of electrical services, including: installation of electrical systems for new and renovation projects, repairs and maintenance of electrical appliances and systems, rental and installation of electrical equipment for events and temporary installations, installation of photovoltaic systems and LED solutions, electrical inspections and safety consulting, installation of lighting and fire alarm systems, and installation of intercom and video surveillance systems. The company thus offers a wide range of electrical services for private and business customers.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
✓ Offered6
PV systems / EV charging stations
PV systems and EV charging stations for residential and commercial properties, including planning and installation of photovoltaic systems and charging infrastructure.
Electrical installations
Electrical installations for new builds and renovations, including general electrical work for buildings and plant systems.
Control systems / Distribution boards
Replacement of old distribution boards and control systems, distribution board construction for competitors, and work related to electrical control and distribution systems.
Industrial & machinery
Service, maintenance and inspections for industrial and machine systems, as well as planning and installation of new control systems.
Communications
Telephone, internet and network installations for buildings and businesses.
Individual lighting
Individual lighting solutions for rooms and installations, tailored to the specific use and surroundings.
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3.9/5

Ch. Bieri Elektro GmbH

Trust & reputation

ranQ Trust Score of Ch. Bieri Elektro GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Ch. Bieri Elektro GmbH scores 49.8 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.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.35.08%
Ch. Bieri Elektro GmbH scores 86.7 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.70.07%
Ch. Bieri Elektro GmbH 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%
Ch. Bieri Elektro GmbH scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Ch. Bieri Elektro GmbH reaches a ranQ Trust Score of 3.9 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.

Knowledge

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Location

Industrie Nord 12
6105 Schachen Lu
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-110.633.443
Founded
2004 · 22 years
Last commercial register change
September 21, 2020
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.
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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