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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesGlashüttenWälchli Heizungen
Wälchli Heizungen Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Wälchli Heizungen is a heating and burner service business. It provides heating system work, heat pumps, solar technology, oil burner service, and repairs for boilers, chimneys, heating controls, and heating systems.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered8
Heating construction
Heat pumps, solar technology and heating systems for new builds and renovations; heating installations for private customers and businesses.
Burner service
Burner service for oil burners, including boiler refurbishments, chimney refurbishments, combustion checks, heating system service and repairs of heating controls.
Heat pumps
Air-source heat pumps, ground-source heat pumps and groundwater heat pumps for new builds and renovations.
Solar technology
Systems for using solar energy to heat the home, pool and water in new builds and renovations.
Boiler refurbishments
Refurbishment of heating boilers as part of oil burner and heating system service.
Chimney refurbishments
Refurbishment of chimneys in connection with oil burner and heating system work.
Combustion checks
Checks of combustion systems as part of burner and heating system service.
Heating system service
Maintenance and service for heating systems, including related repairs.
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4.0/5

Wälchli Heizungen

Trust & reputation

ranQ Trust Score of Wälchli Heizungen: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Wälchli Heizungen scores 67.5 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.75.024%
  • 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.40.910%
  • 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%
Wälchli Heizungen scores 74.0 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.89.612%
  • 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.55.07%
Wälchli Heizungen scores 85.0 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).85.022%
Wälchli Heizungen scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wälchli Heizungen 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 4 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Schmiedeweg 1
4856 Glashütten
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 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-109.170.809
Founded
2015 · 11 years
Last commercial register change
February 5, 2015
Employees
1 to 10
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.
67.0
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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