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

About the company

The core activity of Schorr Sanitär GmbH is the planning, coordination and execution of sanitary installations, particularly the renovation and conversion of bathrooms, as well as the installation of shower rooms, kitchens and other sanitary facilities. The company also offers consulting, service, repairs and maintenance for sanitary facilities.

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Products & services

Industry:Plumbing & Building Services
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Schorr Sanitär GmbH

✓ Offered
10
Bathroom renovations
Bathroom design projects from planning to completion, including sketches, 3D visualisations, site management, coordination, installation and fitting out.
Sanitary installations
Sanitary installations for new builds and renovations, including delivery, installation and fitting of sanitary fixtures, taps, pipework and connections.
Kitchen renovations and kitchen connections
Replacement and installation of kitchen taps, sinks, dishwashers, stoves, cooktops and other kitchen connections, including proper connection.
Repairs and maintenance
Repairs to all taps, WCs, cisterns and appliances, as well as service, maintenance and replacement of devices, pipes and garden valves.
Water damage restoration
Water damage restoration including leak detection, moisture measurements, drying out, room drying, restoration work and damage assessments.
Drain unblocking
Unblocking of drain lines using a spiral pipe cleaning machine and a high-pressure unit to remove limescale deposits, dirt and blockages.
Descaling
Mechanical descaling and cleaning of boilers, water heaters, WC systems and cisterns, including inspection and improved flushing performance.
Building services installations
Conversion and renovation work on gas, water, wastewater and compressed air pipework, as well as central hot water supply systems and water softening units.
Hot water systems and heat pump boilers
Consulting, execution and installation of central hot water supply systems, heat pump boilers, hot water systems and decentralised draw-off points.
Shower toilet installations
Shower toilet systems from LaPreva and other brands, including consulting, installation, test equipment and customisation to individual preferences.
Trust & reputation

ranQ Trust Score of Schorr Sanitär GmbH: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Schorr Sanitär GmbH scores 94.2 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.91.524%
  • 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.100.010%
  • 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.95.08%
Schorr Sanitär GmbH scores 83.0 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.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%
Schorr Sanitär 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%
Schorr Sanitär GmbH scores 6.9 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 35.6.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Schorr Sanitär GmbH reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.9 out of 5 stars from 75 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
4.9
of 5

Aggregated from 75 reviews across all connected sources

Sources
GGoogle4.975
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Grenzstrasse 11
8406 Winterthur

At a glance

Legal form
Limited Liability Company
UID
CHE-115.849.358
Founded
2010 · 16 years
Last commercial register change
July 23, 2010
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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