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

About the company

Wanner Wasser GmbH provides plumbing installation, servicing and maintenance, water treatment, and bathroom renovations. Its services also include water pipeline construction, drinking-water installation inspections, and drinking-water sampling.

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Presence

Service area

Offering

Products & services

Industry:Civil works
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3.9/5

Wanner Wasser GmbH

Plumber
✓ Offered4
Plumbing
Planning and installation of new sanitary facilities, modernisation of existing systems, service work, bathroom renovations and water treatment with softening systems or limescale protection devices.
Water pipeline construction
Construction of main water pipelines and service connections for the transport and distribution of water.
Installation inspection
Drinking water installation inspection to check whether installations meet the applicable standards and can be used safely.
Drinking water sampling
Sampling and analysis of drinking water samples to check physical, chemical and microbiological properties.
Trust & reputation

ranQ Trust Score of Wanner Wasser GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 54% · As of November 2026

Wanner Wasser 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%
Wanner Wasser GmbH scores 61.5 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.50.012%
  • 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%
Wanner Wasser 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%
Wanner Wasser GmbH scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wanner Wasser GmbH reaches a ranQ Trust Score of 3.9 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 November 2026.

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

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Location

Wiesental 20
8228 Beggingen

At a glance

Legal form
Limited Liability Company
UID
CHE-145.375.856
Founded
2023 · 3 years
Last commercial register change
December 16, 2024
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • SHBeggingen
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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