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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryReal EstateFacility Management & CleaningFeutersoeyRolf von Siebenthal Kaminfeger GmbH
Rolf von Siebenthal Kaminfeger GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Rolf von Siebenthal Kaminfeger GmbH is the provision of services in the field of chimney cleaning, combustion control and fire protection, particularly for oil, gas and wood-fired heating systems. This also includes maintenance work, cleaning work, emission measurements and consulting in the field of environmental protection.

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Industry:Facility Management & Cleaning
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3.8/5

Rolf von Siebenthal Kaminfeger GmbH

5
Chimney sweeping work
Cleaning, maintenance and inspection work on wood, oil, gas and wood stoves as well as fireplaces, chimney pipes, ventilation pipes and tumble dryer exhaust ducts.
Combustion system inspections and emission measurements
Periodic inspections and emission measurements for oil, gas and wood heating systems; checking statutory requirements, measuring carbon monoxide, nitrogen oxides, flue gas losses and, for oil, additionally soot.
Fire safety inspections
Periodic inspection of the combustion system to identify safety defects, prevent fires and failures of heating systems.
Advice on heating, heat and environmental protection
Personal consultation on home heat, renewable heating, fire protection and other questions regarding heating.
Inspection camera inspections
Visual inspections of chimneys, piping and ventilation pipes using a modern inspection camera.
Trust & reputation

ranQ Trust Score of Rolf von Siebenthal Kaminfeger GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 96% · As of October 2026

Rolf von Siebenthal Kaminfeger GmbH scores 52.7 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.68.224%
  • 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.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.50.08%
Rolf von Siebenthal Kaminfeger GmbH scores 78.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
Rolf von Siebenthal Kaminfeger GmbH 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%
Rolf von Siebenthal Kaminfeger GmbH scores 22.9 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Rolf von Siebenthal Kaminfeger GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 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 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Usseri Zälgstrasse 11
3784 Feutersoey

At a glance

Legal form
Limited Liability Company
UID
CHE-144.720.100
Founded
2015 · 11 years
Last commercial register change
July 16, 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.88.06%
  • 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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