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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTesting & Inspection CentersGebenstorfgraf-elektrokontrollen gmbh
graf-elektrokontrollen gmbh Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Graf-Elektrokontrollen GmbH is the execution of installation inspections on electrical systems, in particular according to the NIV (Standard for the Installation of Electrical Systems), as well as the provision of services in the field of photovoltaic systems. The company operates throughout Switzerland and holds a control permit from the Federal Inspectorate for High-Voltage Installations.

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Offering

Products & services

Industry:Testing & Inspection CentersElectrical Planning & Installation
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4.0/5

graf-elektrokontrollen gmbh

✓ Offered7
Periodic Installation Inspections
Periodic inspections for residential properties, commercial premises and industry, including installation inspections and acceptance inspections for quality assurance.
Safety Certificates for Property Transfers
Issuing safety certificates for property transfers for owners, tenants and administrators of residential properties.
Final Inspections
Final inspections for electrical installation companies as well as on behalf of large installation contractors in residential, commercial and industrial buildings.
Acceptance Inspections
Independent acceptance inspections for quality assurance for residential properties, commercial premises, industry and photovoltaic systems.
Safety Concepts
Preparation of safety concepts for commercial and industrial facilities.
Project Management
Support as project manager for electrical inspection and safety tasks in commercial and industrial environments.
Photovoltaic System Inspections
Final inspections, acceptance inspections and certifications in the pronovo Tool up to 100 kWp for photovoltaic systems.
Trust & reputation

ranQ Trust Score of graf-elektrokontrollen gmbh: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

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Data basis 54% · As of October 2026

graf-elektrokontrollen 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.
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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%
graf-elektrokontrollen gmbh scores 72.3 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.75.012%
  • 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%
graf-elektrokontrollen gmbh 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%
graf-elektrokontrollen gmbh scores 2.6 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 35.2.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

graf-elektrokontrollen gmbh reaches a ranQ Trust Score of 4.0 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

Vogelsangstrasse 11
5412 Gebenstorf

At a glance

Legal form
Limited Liability Company
UID
CHE-413.945.633
Founded
2019 · 7 years
Last commercial register change
February 21, 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.
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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