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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsGrächenElektro Sies GmbH
Elektro Sies GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Elektro Sies GmbH encompasses the planning, installation, repair and maintenance of electrical systems, as well as the sale of electrical appliances and lamps. Specific activities include: installations of electrical systems in residential and commercial buildings, industry and hotels; repairs to electrical installations, cooking and baking appliances, boilers and electrical controls; inspections of electrical installations; sales of electrical appliances, lamps and household appliances; installation and commissioning of solar systems; and network construction and transformer stations. The company also offers services such as consulting, planning and tendering of electrical projects.

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Offering

Products & services

Industry:Solar & Photovoltaics
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Elektro Sies GmbH

✓ Offered6
Planning / Installations
Consulting, planning, tenders and installations for single- and multi-family houses, apartments, building cabling, TV/SAT systems, fire alarm systems, lightning protection, lighting and industrial facilities.
Solar
Installation and commissioning of solar systems for power generation.
Repairs
Repairs to electrical installations as well as to cooking and baking appliances, boilers and electrical controls.
Inspections
All inspections of electrical installations.
Grid construction
Services in grid construction based on several years of experience with EVG Grächen.
Sale of electrical appliances and lamps
Sale of electrical appliances, lamps and household appliances via the shop, as well as orders via catalogues and the internet.
Trust & reputation

ranQ Trust Score of Elektro Sies GmbH: 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.

Elektro Sies 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%
Elektro Sies GmbH scores 83.0 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.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%
Elektro Sies 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%
Elektro Sies GmbH scores 8.9 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 35.8.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Elektro Sies GmbH 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.

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Location

Hier entsteht die Karte
Umgang Nr. 182
3925 Grächen

At a glance

Legal form
Limited Liability Company
UID
CHE-110.565.847
Founded
2004 · 22 years
Last commercial register change
May 11, 2009
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%
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