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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumberUznachFretz Söhne AG
Fretz Söhne AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Fretz Söhne AG plans and carries out plumbing installations, including new bathroom construction and renovations. Its services also include planning and maintaining drinking-water networks, as well as plumbing repairs and maintenance.

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Service area

Offering

Products & services

Industry:Plumber
✓ Offered7
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Fretz Söhne AG

Bathroom renovation
Bathroom renovation, modernization of existing bathrooms, 3D visualisation, coordination of masonry, electrical and tiling work.
New bathroom construction
Planning and implementation of new bathrooms, timely execution, tailored to individual preferences.
Sanitary installations
Sanitary installations for new builds, conversions and industrial buildings, according to design, cost estimates and agreed schedules.
Maintenance & repairs
Maintenance and repairs, descaling of boilers, fixing dripping taps, leaking pipes and blocked drains.
Planning of sanitary systems
Planning of sanitary systems for apartments, houses and offices, in collaboration with architects and engineering firms.
Kitchen connections and taps
Work on water and wastewater connections in the kitchen, replacement and repair of kitchen taps, advice on dishwashers and washing machines.
Water network
Expansion and maintenance of drinking water networks in cooperation with municipal authorities and engineering firms.
Trust & reputation

ranQ Trust Score of Fretz Söhne AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of November 2026

Fretz Söhne AG scores 72.2 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.75.924%
  • 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.65.210%
  • 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.70.08%
Fretz Söhne AG scores 83.5 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.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.70.07%
Fretz Söhne AG scores 86.7 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).86.722%
Fretz Söhne AG scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Fretz Söhne AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 12 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
4.7
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle4.712
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Herrenackerstrasse 4
8730 Uznach
Opening hours
Mon
08:00 - 12:00, 13:15 - 17:00
Tue
08:00 - 12:00, 13:15 - 17:00
Wed
08:00 - 12:00, 13:15 - 17:00
Thu
08:00 - 12:00, 13:15 - 17:00
Fri
08:00 - 12:00, 13:15 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-352.954.061
Founded
2016 · 10 years
Last commercial register change
February 2, 2026
Employees
11 to 20

Active in 1 of 26 cantons

  • SGSt. Gallen
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.
100.0
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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