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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesRomont FrPierre Helfer, entreprise de ramonage et tubage de cheminée
Pierre Helfer, entreprise de ramonage et tubage de cheminée Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Pierre Helfer, entreprise de ramonage et tubage de cheminée provides chimney sweeping, cleaning and inspection of flue ducts, and offers conformity checks, boiler servicing and advice on heating installations and safety. Services cover both traditional and industrial systems and include guidance on energy efficiency and environmental protection.

AI-generated
Offering

Products & services

Industry:Specialized Construction Activities
✓ Offered5
Traditional chimney sweeping
Sweeping of heating installations fired with oil, wood, pellets and gas, as well as living-room chimneys with or without inserts and flue gas connection pieces.
Industrial chimney sweeping
Chimney sweeping for all types of industrial heating installations, with periodic cleaning and maintenance of flue gas ducts.
Compliance checks and commissioning
Checks of new installations and new smoke ducts before commissioning, in accordance with standards, legislation and safety requirements.
Boiler servicing
Servicing and inspection of various types of boilers as part of maintenance and the inspection of heating systems.
Advice on chimney sweeping and heating
Advice on chimney sweeping, heating installations, installation safety and the choice of chimneys, inserts, wood or pellet stoves.
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4.1/5

Pierre Helfer, entreprise de ramonage et tubage de cheminée

Trust & reputation

ranQ Trust Score of Pierre Helfer, entreprise de ramonage et tubage de cheminée: 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.

Pierre Helfer, entreprise de ramonage et tubage de cheminée 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%
Pierre Helfer, entreprise de ramonage et tubage de cheminée scores 78.5 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%
Pierre Helfer, entreprise de ramonage et tubage de cheminée scores 83.3 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).83.322%
Pierre Helfer, entreprise de ramonage et tubage de cheminée scores 2.9 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 35.2.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Pierre Helfer, entreprise de ramonage et tubage de cheminée 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.

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Location

Route des Trois Sapins 1
1680 Romont Fr

At a glance

Legal form
Sole proprietorship
UID
CHE-107.772.357
Founded
1990 · 36 years
Last commercial register change
July 6, 1990
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.67.06%
  • 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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