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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceAadorfUm-Bau Clénin
Um-Bau Clénin Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Um-Bau Clénin provides masonry and conversion services, carrying out extensions, renovations and building refurbishments, and offers concrete stair construction and core drilling.

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Offering

Products & services

Industry:Building MaintenanceMasonry Work
✓ Offered6
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Um-Bau Clénin

Conversion
Conversions for existing buildings, adjustments and structural modifications according to customer requirements.
Extension
Extensions for expanding residential and commercial buildings, matched to the existing building fabric.
Refurbishments
Refurbishments of buildings and components for the restoration and renewal of existing building fabric.
Renovations
Renovations for residential and commercial properties to renew rooms and buildings both functionally and visually.
Concrete staircases
Concrete staircases for new builds, conversions and refurbishments, executed as a structural stair solution made of concrete.
Core drillings
Core drillings in masonry and concrete for pipes, openings and structural adjustments.
Trust & reputation

ranQ Trust Score of Um-Bau Clénin

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

Um-Bau Clénin 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.
x
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%
Um-Bau Clénin scores 65.7 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.70.212%
  • 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%
Um-Bau Clénin 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%
Um-Bau Clénin scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

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Location

Weiernstrasse 25
8355 Aadorf

At a glance

Legal form
Sole proprietorship
UID
CHE-440.327.403
Founded
2020 · 6 years
Last commercial register change
January 30, 2020
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.
67.0
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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