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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationBelpRosser Elektro AG
Rosser Elektro AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Rosser Elektro AG is the provision of electrical installations and service work, particularly in the areas of household, commerce and agriculture. The company offers a wide range of services, including the installation, maintenance and repair of electrical systems.

AI-generated
Offering

Products & services

Industry:Electrical Planning & Installation
✓ Offered7
Electrical installations
Electrical installations for new builds and conversions, renovations, repairs and service work in households, commercial properties, industry and agriculture.
Telephone, TV and Internet/multimedia installations
Telephone installations, TV installations as well as Internet and multimedia connections and cabling for residential, commercial and industrial systems.
IT networks
Planning and installation of IT networks for buildings and businesses, including cabling and connection infrastructure.
Video and intercom systems
Installation of video and intercom systems for residential, commercial and other properties.
Switchgear and controls
Switchgear and controls for electrical systems, carried out as part of installations and on-site power supplies.
Training electrical installer EFZ
Three to four-year training in the field of electrical installations, covering cables, connections, service and repair work in households, agriculture, commercial operations and industry.
Training assembly electrician EFZ
Three-year training for cables, distribution boards and device connections; afterwards, further training as an electrical installer is possible.
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4.1/5

Rosser Elektro AG

Trust & reputation

ranQ Trust Score of Rosser Elektro AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Rosser Elektro AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Rosser Elektro AG scores 89.3 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.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%
Rosser Elektro AG scores 83.3 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).83.322%
Rosser Elektro AG scores 10.3 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 35.10.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Rosser Elektro AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Käsereistrasse 8
3123 Belp

At a glance

Legal form
Corporation
UID
CHE-102.179.755
Founded
1976 · 50 years
Last commercial register change
September 2, 2024
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.
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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