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

About the company

Gasser Heizung-Sanitär AG is a building-services company that plans and installs heating, sanitary and ventilation systems. Its offerings include heat pumps, solar systems, oil/gas and wood-fired heating, heat distribution and the installation, maintenance and repair of sanitary systems.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered5
Sanitary installations
Sanitary installations from consultation through 3D visualisation to final assembly; bathroom renovations, sanitary fixtures, pipework, water heaters, rainwater use, pressure boosting systems and barrier-free construction.
Heating installations and heating renovations
Heating installations and renovations with heat pumps, solar, oil, gas and wood-fired systems; including heat distribution, radiators, underfloor heating, chimney and flue-gas systems.
Ventilation installations
Ventilation systems for living and wet rooms, including controlled room ventilation, kitchen extract ventilation and bathroom, shower and WC exhaust systems.
Technical planning
Technical planning from preliminary project via functional tendering to execution planning; CAD planning, 3D visualisation, coordination, underfloor-heating and prefabrication plans.
Service and maintenance
Service work for heating and plumbing: fault rectification, leak detection, minor work, replacement of appliances and fittings, maintenance work, boiler descaling.
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4.4/5

Gasser Heizung-Sanitär AG

Trust & reputation

ranQ Trust Score of Gasser Heizung-Sanitär AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Gasser Heizung-Sanitär AG scores 79.9 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.69.024%
  • 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.93.810%
  • 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%
Gasser Heizung-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%
Gasser Heizung-Sanitär AG scores 83.3 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).83.322%
Gasser Heizung-Sanitär AG scores 48.6 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 35.48.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Gasser Heizung-Sanitär AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.4 out of 5 stars from 39 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
4.4
of 5

Aggregated from 39 reviews across all connected sources

Sources
GGoogle4.439
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Muotastrasse 24
6438 Ibach
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:30
Tue
07:30 - 12:00, 13:30 - 17:30
Wed
07:30 - 12:00, 13:30 - 17:30
Thu
07:30 - 12:00, 13:30 - 17:30
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.894.302
Founded
1975 · 51 years
Last commercial register change
November 23, 2012
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.
100.0
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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