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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumberLiebistorfWatertec GmbH
Watertec GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Watertec GmbH develops and produces water-treatment systems, including water softeners, drinking-water dispensers and filters. It also advises customers and provides installation and maintenance services.

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Offering

Products & services

Industry:PlumberWholesale
✓ Offered6
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4.5/5

Watertec GmbH

Limescale removal systems
Limescale removal systems for single-family homes, multi-family buildings and offices; advice, sizing, installation, annual service and models for different household sizes.
Drinking water dispensers
Drinking water dispensers with a fixed water connection for offices, healthcare, fitness facilities, schools and gastronomy; purchase or rental, installation, maintenance and hygiene service.
Water filter
Water filter directly on the kitchen tap to reduce arsenic, chlorine, bacteria, hormones, viruses, PFAS, sediments and water hardness; cartridge replacement and combination with other filters.
Pesticide filter with Aquasorb
Activated carbon filter with Aquasorb™ for the household water line to reduce pesticides, antibiotics, traces of medicines, hormones, chlorine and taste impairment.
PFAS Armor Filter
Filter for the main water line to protect the entire home from PFAS and PFOA; reduces contaminants, protects appliances and is suitable for single- and multi-family homes.
Service for limescale removal systems
Maintenance, cleaning, disinfection, functional checks and repair of limescale removal systems; as a subscription or hourly service, including for third-party systems.
Trust & reputation

ranQ Trust Score of Watertec GmbH: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of November 2026

Watertec GmbH scores 92.4 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.88.324%
  • 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%
Watertec GmbH scores 86.7 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.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.70.07%
Watertec 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%
Watertec GmbH scores 40.0 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 35.40.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Watertec GmbH reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.8 out of 5 stars from 137 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
4.8
of 5

Aggregated from 137 reviews across all connected sources

Sources
GGoogle4.8137
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Grausacher 6
3213 Liebistorf
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 15:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-105.654.801
Founded
2000 · 26 years
Last commercial register change
July 9, 2020
Employees
11 to 20
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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