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

About the company

The core activity of Pfeifer Kaminfeger GmbH is the cleaning and maintenance of chimneys, flues and heating systems, including the performance of combustion controls, emission measurements and the installation of oven and heating systems.

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Offering

Products & services

Industry:Facility Management & Cleaning
✓ Offered6
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3.9/5

Pfeifer Kaminfeger GmbH

Chimney sweeping
Cleaning of chimneys and flue lines, wood stoves, gas and oil heating systems, wood heaters, oil stoves, and flue gas washing installations; maintenance, repairs and replacement of parts.
Combustion control and emission measurement
Combustion control, CO measurement on wood-fired units and official emission measurement on oil and gas heating systems; with official reports and combinable with chimney sweeping appointments.
Chimney CCTV inspection
Video recordings from inside the chimney for condition monitoring and assessment of the chimney and flue gas systems.
Chimney flushing
Flushing out chimneys as a cleaning and maintenance task for chimney systems.
Cleaning tumbler extraction hoods
Cleaning of tumbler exhaust hoods and associated extract air ducts in buildings.
Advice on heating and chimney retrofits
Advice for upcoming heating retrofits, installation of fireplace stoves and chimney restorations.
Trust & reputation

ranQ Trust Score of Pfeifer Kaminfeger GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Pfeifer Kaminfeger GmbH scores 54.3 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.45.610%
  • 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%
Pfeifer Kaminfeger GmbH scores 86.7 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%
Pfeifer 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%
Pfeifer Kaminfeger GmbH scores 3.7 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 35.3.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Pfeifer Kaminfeger GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.4 out of 5 stars from 5 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
3.4
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle3.45
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Friedhofstrasse 23
8406 Winterthur
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 13:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-112.503.975
Founded
2005 · 21 years
Last commercial register change
July 29, 2024
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.
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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