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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryElectrical IndustryAu ZhRené Koch AG
René Koch AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company's core activity is the development, manufacture and distribution of communication and security systems, particularly door communication, intercom systems, access control and video surveillance. The company offers a wide range of products and solutions for the electrical trade and installation in buildings.

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Offering

Products & services

Industry:Electrical IndustryManufacture of IT Hardware
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4.1/5

René Koch AG

✓ Offered7
Door intercom systems
Door intercom system TC:Bus, indoor speech stations, outdoor speech stations, call units, cameras, communication columns, intercom systems, flush-mounted modules, central units and IP door intercom via KochCloud or SIP server.
Access control
Access control ekey, Codelock, tKey-M and BM visitor notification system with fingerprint, code entry, cards, key fobs and notification function for visitors.
Video surveillance
IP video surveillance, IP video management, Eneo IN Serie, HD multi-signal video surveillance as well as services, camera types, data protection and support for projects.
Intercom systems
NeuroKom® IP communication system, two-way intercom system 95-H, counter intercom system Public 4, buffet kitchen intercom and church intercom.
Customer solutions
Custom-made special products and individual solutions for specific applications, complemented by personal consulting and the implementation of customer-specific projects.
Training
Training for the door intercom system, including registration and event dates for users and interested parties.
Support and documentation
FAQ, downloads, eNews and further information on door intercoms, IP systems and general topics.
Trust & reputation

ranQ Trust Score of René Koch 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.

René Koch 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%
René Koch 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%
René Koch 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%
René Koch AG scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

René Koch 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

Seestrasse 241
8804 Au Zh

At a glance

Legal form
Corporation
UID
CHE-105.748.371
Founded
1979 · 47 years
Last commercial register change
December 27, 2023
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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