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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationFehraltorfCorrodi & Keller AG
Corrodi & Keller AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of ElektroTeam (Corrodi & Keller AG) is the planning, installation and maintenance of electrical systems, including high and low voltage installations, telematics, network technology and alarm systems for private and business customers in the Zurich Oberland region.

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Products & services

Industry:Electrical Planning & Installation
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Corrodi & Keller AG

3
Power and low-voltage electrical installations
Design and installation of electrical systems in single- and multi-family homes, public buildings and commercial premises; conversions, renovations, lighting systems, photovoltaic systems and E-mobility charging stations.
Service work, maintenance and repairs
Service work, maintenance and repairs for industrial and commercial businesses, property management, municipal administrations, school buildings, private households and agricultural businesses.
Telematics, network technology, alarm systems
Planning and installation of communication and IT network technology, telecommunication systems, telephone installations, Voice over IP, alarm systems, video surveillance and TV installations.
Trust & reputation

ranQ Trust Score of Corrodi & Keller AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Corrodi & Keller AG scores 68.5 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.67.924%
  • 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.68.910%
  • 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.70.08%
Corrodi & Keller AG scores 85.5 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.55.07%
Corrodi & Keller AG 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%
Corrodi & Keller AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Corrodi & Keller AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.4 out of 5 stars from 14 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
4.4
of 5

Aggregated from 14 reviews across all connected sources

Sources
GGoogle4.414
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bahnhofstrasse 3
8320 Fehraltorf
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:15
Tue
07:00 - 12:00, 13:00 - 17:15
Wed
07:00 - 12:00, 13:00 - 17:15
Thu
07:00 - 12:00, 13:00 - 17:15
Fri
07:00 - 12:00, 13:00 - 17:15
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.151.037
Founded
1998 · 28 years
Last commercial register change
July 18, 2022
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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