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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesWolfhausenHerzog Sanitär
Herzog Sanitär Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company "Herzog Sanitär" is the provision of services in the sanitary sector, particularly in the areas of sanitary renovation, service and boiler descaling.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered5
Sanitary renovation
Sanitary renovation for bathrooms and other wet rooms, including adaptations to existing installations and execution of renovation work.
Plumbing service
Plumbing service for repairs, maintenance and smaller jobs related to sanitary fixtures and installations.
Boiler descaling
Boiler descaling to remove limescale deposits and to maintain hot-water boilers.
Washing machine and tumble dryer supply and installation
Supply and installation of washing machines and tumble dryers, including replacement of older appliances in flats.
Advice and installation of rain showers
Plan rain showers and present different variants, and where needed they can be realised with little effort.
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4.0/5

Herzog Sanitär

Trust & reputation

ranQ Trust Score of Herzog Sanitär: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Herzog Sanitär scores 66.9 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
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.73.124%
  • 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.35.310%
  • 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%
Herzog Sanitär scores 72.7 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.86.512%
  • 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%
Herzog Sanitär 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%
Herzog Sanitär 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%
Qualifications+0.00

Herzog Sanitär reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 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
5
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Bühlhofstrasse 29
8633 Wolfhausen

At a glance

Legal form
Sole proprietorship
UID
CHE-332.676.516
Founded
2016 · 10 years
Last commercial register change
August 18, 2020
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.
67.0
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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