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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,888 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceSchliern B. KönizHeinz Nacht Kaminfegergeschäft
Heinz Nacht Kaminfegergeschäft Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of the company 'Nacht Kaminfeger AG' is the provision of services in the field of chimney cleaning, combustion control, maintenance and repair of heating systems, ventilation systems and solar systems, as well as the implementation of fire protection and energy consulting.

AI-generated
Offering

Products & services

Industry:Building Maintenance
✓ Offered6
Heating
Maintenance and cleaning of wood, oil and gas heating systems, including inspection of air supply, flue system, condensate drain lines and regular cleaning of the system.
Cleaning of fireplaces and wood stoves
Cleaning and inspection of fireplaces, wood stoves and Swedish stoves with removal of soot and ash in the chimney, on the heating surfaces and in the flue.
Combustion inspection
Inspection of oil, gas and wood heating systems with measurement of carbon monoxide, nitrogen oxides, flue gas losses, soot and particulates, and compliance with statutory requirements.
Industrial and district heating systems
Inspection, maintenance, cleaning, safety, administration and management of industrial and district heating network installations for safe, efficient and trouble-free operation.
Solar panel cleaning
Cleaning of photovoltaic systems with special equipment, including module surfaces, gaps and visual inspection for identifiable damage or irregularities.
Ventilation maintenance
Maintenance and cleaning of ventilation systems, filters, ducts and technical components to ensure air quality, energy efficiency and operating safety.
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4.1/5

Heinz Nacht Kaminfegergeschäft

Trust & reputation

ranQ Trust Score of Heinz Nacht Kaminfegergeschäft: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Heinz Nacht Kaminfegergeschäft has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Heinz Nacht Kaminfegergeschäft scores 82.2 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.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%
Heinz Nacht Kaminfegergeschäft 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%
Heinz Nacht Kaminfegergeschäft scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Heinz Nacht Kaminfegergeschäft reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

Knowledge

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Location

Gaselstrasse 22
3098 Schliern B. Köniz

At a glance

Legal form
Sole proprietorship
UID
CHE-107.149.750
Founded
2000 · 26 years
Last commercial register change
November 15, 2011
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.67.06%
  • 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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