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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationSt. Margrethen SgAZ ELEKTROTECHNIK ANDREAS ZUDRELL
AZ ELEKTROTECHNIK ANDREAS ZUDRELL Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of AZ Elektrotechnik is the planning, implementation and maintenance of electrical engineering solutions, particularly in the fields of building automation, control technology and smart home applications. This includes the installation and programming of systems for lighting, blinds, ventilation, heating, door communication, music systems and alarm systems, as well as the integration of machine controls and the implementation of individual projects in the field of electrical engineering.

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Products & services

Industry:Electrical Planning & Installation
✓ Offered3
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AZ ELEKTROTECHNIK ANDREAS ZUDRELL

Building automation
Programming and engineering of EIB/KNX systems, system integration, reconstruction and expansion of existing systems, visualization and automation with Gira-Homeserver.
Machine control
Engineering and programming of PLC control systems, retrofit of old machine control systems, visualization, control cabinet build-out, wiring, commissioning and documentation.
Smart home
Intelligent home control for lighting, ventilation, heating, roller shutters and alarm systems; operation via touch PC, laptop, tablet or smartphone as well as remote control.
Trust & reputation

ranQ Trust Score of AZ ELEKTROTECHNIK ANDREAS ZUDRELL: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

AZ ELEKTROTECHNIK ANDREAS ZUDRELL 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.
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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%
AZ ELEKTROTECHNIK ANDREAS ZUDRELL scores 77.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.97.712%
  • 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%
AZ ELEKTROTECHNIK ANDREAS ZUDRELL scores 83.3 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).83.322%
AZ ELEKTROTECHNIK ANDREAS ZUDRELL scores 11.7 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.11.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

AZ ELEKTROTECHNIK ANDREAS ZUDRELL 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.

Knowledge

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Location

Industriestrasse 25
9430 St. Margrethen Sg

At a glance

Legal form
Sole proprietorship
UID
CHE-379.738.509
Founded
2012 · 14 years
Last commercial register change
September 12, 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.67.06%
  • 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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