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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesSteffisburgU. Hauenstein Heizung Lüftung Sanitär AG
U. Hauenstein Heizung Lüftung Sanitär AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

U. Hauenstein Heizung Lüftung Sanitär AG provides building services engineering, offering planning, supply and installation of heating, ventilation and sanitary systems together with maintenance and service contracts. Services include heat pumps and solar systems, wood/gas/oil heating, controlled residential and commercial ventilation, bathroom and wellness installations, rainwater systems, and repair and renovation work.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered4
Heating
Planning and installation of heating systems using solar energy, heat pumps, wood heating, district heating, gas heating and oil heating.
Ventilation
Controlled residential ventilation, commercial and industrial ventilation systems as well as air-conditioning systems for residential and commercial buildings.
Plumbing
Bathrooms, wellness areas, rainwater use, water softening and service lines for plumbing installations.
Service
Maintenance and upkeep, optimisation and renovation, service/repairs, as well as work on the laundry room and the Quooker tap.
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4.3/5

U. Hauenstein Heizung Lüftung Sanitär AG

Trust & reputation

ranQ Trust Score of U. Hauenstein Heizung Lüftung Sanitär AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of October 2026

U. Hauenstein Heizung Lüftung Sanitär AG scores 75.4 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.73.224%
  • 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.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.95.08%
U. Hauenstein Heizung Lüftung Sanitär AG scores 92.3 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.82.07%
U. Hauenstein Heizung Lüftung Sanitär 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%
U. Hauenstein Heizung Lüftung Sanitär AG scores 42.7 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 35.68.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.16.74%
Qualifications+0.00

U. Hauenstein Heizung Lüftung Sanitär AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 12 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.6
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle4.612
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

September 8, 2025Media
Steffisburg: In der Familie Hauenstein übernimmt die 3. Generation
bernerzeitung.ch

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Comparisons

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Location

Thunstrasse 12
3612 Steffisburg
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-111.731.060
Founded
2004 · 22 years
Last commercial register change
July 22, 2026
Employees
21 to 50
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.100.06%
  • 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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