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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureNetwork constructionWinterthurTopNetz GmbH
TopNetz GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

TopNetz GmbH is a utility network construction contractor serving energy providers, utilities and project partners. Its work includes building and maintaining medium- and low-voltage networks, cable installation, lead-cable repairs and fault response.

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Presence

Service area

Offering

Products & services

Industry:Network construction
✓ Offered6
Medium-voltage systems
Medium-voltage systems and medium-voltage network work, with professional execution from planning through implementation.
Low-voltage systems
Assembly and maintenance of distribution systems, network connections and network construction work in the low-voltage sector.
Cable pulling
Cable pulling with category C and CE vehicles, flexible and reliable for electrical projects.
Live-line work
Live-line work performed in compliance with all safety regulations for electrical operations.
On-call service
24/7 on-call service for faults, interventions and urgent work.
Lead cables
Professional handling, repair and maintenance of lead cables in the low-voltage sector.
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TopNetz GmbH

Trust & reputation

ranQ Trust Score of TopNetz GmbH

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of November 2026

TopNetz GmbH 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%
TopNetz GmbH scores 40.1 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.0.012%
  • 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%
TopNetz GmbH 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%
TopNetz GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Steigstrasse 11
8406 Winterthur

At a glance

Legal form
Limited Liability Company
UID
CHE-408.964.180
Founded
2026 · 0 years
Last commercial register change
May 12, 2026
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • ZHWinterthur
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.70.03%
    • Full methodology

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