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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesBülachMarcel Dünki Sanitär - Service
Marcel Dünki Sanitär - Service Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Sanitärservice Marcel Dünki is the provision of sanitary services, including: bathroom renovation, sanitary repairs, boiler descaling, drain clearance, maintenance of house installations, and installation of bathroom and toilet facilities, handrails and everyday aids.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered6
Bathroom refurbishment
Bathroom refurbishments for conversion and renewal of bathrooms.
Sanitary repairs
Sanitary repairs to installations and household fittings.
Boiler descaling
Descaling of boilers for maintenance and to ensure proper operation.
Drain unblocking
Clearing of drains when pipes and waste lines are blocked.
Home installation maintenance
Maintenance and servicing of the home installation for ongoing operation.
Installation of bathroom WC, grab bars and daily aids
Installation of bathroom WC, grab bars and daily aids in the bathroom.
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4.1/5

Marcel Dünki Sanitär - Service

Trust & reputation

ranQ Trust Score of Marcel Dünki Sanitär - Service: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Marcel Dünki Sanitär - Service 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%
Marcel Dünki Sanitär - Service 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%
Marcel Dünki Sanitär - Service 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%
Marcel Dünki Sanitär - Service scores 2.6 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 35.2.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Marcel Dünki Sanitär - Service 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

Berglistrasse 35
8180 Bülach

At a glance

Legal form
Sole proprietorship
UID
CHE-112.828.590
Founded
2006 · 20 years
Last commercial register change
September 23, 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.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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