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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTesting & Inspection CentersZurichCH Electro GmbH
CH Electro GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of CH Electro GmbH is the performance of electrical inspections, device tests, certifications of photovoltaic systems, energy measurements and network analyses. The company thus offers services in the field of electrical safety and energy efficiency.

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Products & services

Industry:Testing & Inspection Centers
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4.3/5

CH Electro GmbH

✓ Offered5
Electrical inspections
Electrical inspections in Zurich and Wollerau, including periodic inspections, acceptance inspections and final inspections; tested in accordance with standards, documented and provided with a defect report.
Safety certificates for electrical installations
Safety certificates (SiNa) for electrical installations, with issuing the certificate after inspection and remedied defects; properly documented and submitted to the grid operator.
Equipment testing
Testing of fixed and portable electrical equipment for businesses, administrations and commercial operations; individual testing, compliant with standards, with documented test results.
PV certifications
Inspection and certification of photovoltaic systems, including support with the administrative handling of production data with pronovo.
Energy metering & grid analyses
Energy metering and grid analyses for transparency regarding consumption and load behaviour, for early fault detection and as a basis for optimisations.
Trust & reputation

ranQ Trust Score of CH Electro GmbH: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

CH Electro GmbH scores 92.1 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.90.224%
  • 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.100.010%
  • 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.88.08%
CH Electro GmbH scores 66.6 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.58.012%
  • 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%
CH Electro 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%
CH Electro GmbH scores 2.9 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 35.2.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

CH Electro GmbH reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 53 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
4.9
of 5

Aggregated from 53 reviews across all connected sources

Sources
GGoogle4.953
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Hohlstrasse 610
8048 Zurich
Opening hours
Mon
08:00 - 16:30
Tue
08:00 - 16:30
Wed
08:00 - 16:30
Thu
08:00 - 16:30
Fri
08:00 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-164.109.350
Founded
2022 · 4 years
Last commercial register change
May 7, 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.85.03%
    • Full methodology

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