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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsTrientDUKA Sàrl
DUKA Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

DUKA Sàrl is a construction company specializing in various activities in the construction industry. The company's core activities include: metal construction and engineering, civil engineering and building construction, excavation and earthmoving, outdoor facilities and landscaping, demolition and dismantling, renovation and refurbishment, heating and sanitary technology. The company thus offers a wide range of services in the construction industry, covering the entire life cycle of a construction project, from planning and design to execution and maintenance.

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Products & services

Industry:General Contractors
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DUKA Sàrl

Building construction / civil engineering / earthworks
Building construction, civil engineering and earthworks, with the execution of construction projects and the design of site layouts.
Metal construction
Metal constructions for buildings and structures, including realisations visible in the projects presented on the site.
Outdoor landscaping
Outdoor landscaping, with enhancement and organisation works for the surroundings, presented as a distinct project type.
Renovation
Renovation works for buildings and interior spaces, presented as a separate category of projects.
Demolition
Demolition works to prepare, clear or transform buildings and land in the context of construction projects.
Heating – Sanitary
Heating and sanitary installations, with realisations related to heating and sanitary equipment on the site projects.
Trust & reputation

ranQ Trust Score of DUKA Sàrl

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

DUKA Sàrl 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%
DUKA Sàrl scores 75.7 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.83.012%
  • 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%
DUKA Sàrl scores 85.0 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).85.022%
DUKA Sàrl 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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Comparisons

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Location

Betty 30
1929 Trient

At a glance

Legal form
Limited Liability Company
UID
CHE-404.159.386
Founded
2017 · 9 years
Last commercial register change
June 25, 2026
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.
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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