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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,888 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesKleindietwilWüthrich Haustechnik AG
Wüthrich Haustechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Wüthrich Haustechnik AG encompasses the planning, installation, and maintenance of building technology systems, particularly in the following areas: Sanitary: bathrooms, central vacuum systems, rainwater harvesting, water softening systems, and clothes dryers; Heating: heat pumps, wood heating systems, oil heating systems, gas heating systems, and heat distribution; Ventilation and solar systems; and core drilling. The company also offers training opportunities for sanitary and heating installers and has a team of experts responsible for planning, installing, and maintaining the systems.

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Products & services

Industry:Specialized Construction Activities
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4.0/5

Wüthrich Haustechnik AG

Plumbing & Building Services
✓ Offered5
Plumbing installations
Plumbing installations for new builds, conversions and renovations, including bathrooms, showers, separate WCs, rainwater use, water softening systems, as well as advice, planning and service work.
Heating system installations
New installation or replacement of existing heating systems, including advice, planning, quotations, installation, commissioning as well as maintenance and service work for heat pumps, wood-fired heating systems and oil-fired heating systems.
Ventilation systems
Controlled ventilation and room ventilation, as central or decentral ventilation systems with and without heat recovery for new builds and subsequent installations.
Thermal solar systems
Thermal solar systems for domestic hot water production and heating support, with flat collectors and tube collectors depending on the roof area and type of use.
Core drilling
Core drilling for through-holes in walls and ceilings, for example for domestic water connections, heating distribution, steam extraction, air conditioning, ventilation systems, electrical connections, or fireplace and chimney installations.
Trust & reputation

ranQ Trust Score of Wüthrich Haustechnik AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Wüthrich Haustechnik AG scores 58.0 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.68.224%
  • 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.17.610%
  • 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.78.08%
Wüthrich Haustechnik AG scores 89.3 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%
Wüthrich Haustechnik AG scores 83.3 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).83.322%
Wüthrich Haustechnik AG scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wüthrich Haustechnik AG 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 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Hauptstrasse 19
4936 Kleindietwil
Opening hours
Mon
07:15 - 12:00, 13:15 - 17:00
Tue
07:15 - 12:00, 13:15 - 17:00
Wed
07:15 - 12:00, 13:15 - 17:00
Thu
07:15 - 12:00, 13:15 - 17:00
Fri
07:15 - 12:00, 13:15 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-114.369.363
Founded
2008 · 18 years
Last commercial register change
January 31, 2018
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.
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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