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

About the company

ESK Schmid GmbH is an independent provider of electrical and safety inspections, carrying out acceptance, final and recurring tests of electrical installations. Services include periodic electrical inspections, handover and acceptance checks, photovoltaic and lightning-protection tests, electrosmog and energy advice, device testing, and coordination with network operators and organisation of remedial work.

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Offering

Products & services

Industry:Electrical Planning & Installation
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4.0/5

ESK Schmid GmbH

✓ Offered9
Periodic electrical inspection
Regular inspection of low-voltage installations in residential, commercial and industrial buildings; inspection according to NIV, preparation of a test report and safety attestation.
Change-of-ownership electrical inspection
Inspection of low-voltage installations upon change of ownership; inspection in accordance with legal requirements, with a test report and safety attestation for the sales process.
Acceptance inspection
Acceptance of electrical low-voltage installations for new builds or after modifications; inspection according to current requirements and issuance of a test report.
Photovoltaic acceptance inspection
Acceptance of photovoltaic systems for new installations as well as after changes or extensions; inspection of electrical connections, installation and function, with a safety attestation.
Lightning protection acceptance inspection
Inspection of lightning protection systems at commissioning or after major changes; inspection according to standards and current technical status, with a test report.
Electrical device inspection
Inspection of electrical devices including visual inspection, measurements, functional testing and documentation; for operational safety and compliance with legal requirements.
Energy consulting
Analysis of energy consumption in buildings and systems; optimization of heating, ventilation, air conditioning, lighting and use of renewable energies.
Electrosmog consulting
Consulting on the topic of electrosmog; listed in the quotation overview as a separate service.
Accredited scope
Accredited work in the field of supervision, photovoltaic systems over 100 kWp and civil protection facilities.
Trust & reputation

ranQ Trust Score of ESK Schmid GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

ESK Schmid GmbH scores 56.6 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.70.824%
  • 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.27.910%
  • 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.50.08%
ESK Schmid GmbH scores 86.2 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%
ESK Schmid GmbH scores 85.0 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).85.022%
ESK Schmid GmbH scores 13.1 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 35.13.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ESK Schmid GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bürglistrasse 29
8400 Winterthur
Opening hours
Mon
08:00 - 12:00, 13:30 - 16:00
Tue
08:00 - 12:00, 13:30 - 16:00
Wed
08:00 - 12:00, 13:30 - 16:00
Thu
08:00 - 12:00, 13:30 - 16:00
Fri
08:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-114.142.606
Founded
2008 · 18 years
Last commercial register change
July 19, 2024
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.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.100.03%
    • Full methodology

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