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

About the company

The core activity of Gebr. Liechti AG is the planning, installation, maintenance and repair of building technology systems, particularly in the areas of heating, plumbing, air conditioning and ventilation technology. The company provides its customers with solutions for their building technology needs and supports them in the introduction of innovative, sustainable and conventional technologies.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered4
Heating installations
Heating installations for new construction, conversions and renovations; heat pumps, solar technology and biomass heating systems as well as planning and execution of suitable heating systems.
Sanitary installations
Sanitary installations for new construction and conversions; on-site consultation, planning, site management, coordination as well as selection of equipment and fixtures.
Climate and ventilation technology
Air conditioning and indoor ventilation technology for cooling, heating and humidity control; solutions for fresh air supply and climate solutions tailored to the situation.
Service and repairs
Service and repairs for heating and sanitary systems; burner service, restoration of heating systems, boiler service, repairs to fittings, pipes and water damage.
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4.2/5

Gebr. Liechti Heizung - Sanitär AG

Trust & reputation

ranQ Trust Score of Gebr. Liechti Heizung - Sanitär AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Gebr. Liechti Heizung - Sanitär AG scores 73.9 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.81.624%
  • 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.58.610%
  • 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.70.08%
Gebr. Liechti Heizung - Sanitär 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%
Gebr. Liechti Heizung - Sanitär AG scores 85.0 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).85.022%
Gebr. Liechti Heizung - Sanitär AG 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

Gebr. Liechti Heizung - Sanitär AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 9 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 9 reviews across all connected sources

Sources
GGoogle59
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Veilchenweg 1
5018 Erlinsbach
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-115.685.306
Founded
2010 · 16 years
Last commercial register change
March 18, 2022
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.100.06%
  • 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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