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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumberSullensThermo-Chauffage Sàrl
Thermo-Chauffage Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Thermo-Chauffage includes the installation, maintenance, repair and upkeep of heating and plumbing systems, including: Descaling of hydraulic systems, Maintenance and repair of heating systems, including burners and pumps, Installation and maintenance of plumbing systems, 24/7 emergency service for heating and plumbing systems. The company thus offers comprehensive services in the field of heating and plumbing technology.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Plumber
✓ Offered5
Heating
Installation of central heating, heat distribution, replacement of radiators and thermostatic valves, urgent breakdown service, mobile heating unit for heating and domestic hot water.
Sanitary services
Sanitary engineering, connection of water and gas, installation of equipment from all brands, maintenance of sanitary installations and breakdown service.
Descaling, deoxidation, water treatment and boiler flushing
Descaling of the boiler, installation and maintenance of water softeners, de-sedimentation of the heating network, maintaining water quality and preventive treatment against corrosion.
Oil and gas burners
Sale, installation, maintenance and repair of oil and gas burners, with breakdown service available 7/7 and annual boiler maintenance.
Heat pumps
Heating solutions with a heat pump, with heating, ventilation, cooling and domestic hot water preparation in a single unit.
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3.8/5

Thermo-Chauffage Sàrl

Trust & reputation

ranQ Trust Score of Thermo-Chauffage Sàrl: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of November 2026

Thermo-Chauffage Sàrl scores 47.6 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.50.024%
  • 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.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%
Thermo-Chauffage Sàrl scores 83.0 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.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.55.07%
Thermo-Chauffage Sàrl scores 86.7 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).86.722%
Thermo-Chauffage Sàrl scores 10.3 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 35.10.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Thermo-Chauffage Sàrl reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 1.0 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 November 2026.

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

Reviews

Aggregated rating

Aggregated rating
1
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle11
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Route des Vaux 1
1036 Sullens
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Limited Liability Company
UID
CHE-113.393.117
Founded
2007 · 19 years
Last commercial register change
July 7, 2026
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • VDSullens
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.
88.0
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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