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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSealing & InsulationReidenGebrüder Dedaj AG
Gebrüder Dedaj AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of GDM Group (Gebrüder Dedaj Montagen) is the assembly of windows and other building elements. They offer their services from planning to final acceptance and are characterized by reliable, professional and clean assemblies.

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Offering

Products & services

Industry:Sealing & InsulationGlaziery
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Gebrüder Dedaj AG

✓ Offered5
Window installation
Window installation for plastic and wooden windows, including glass fitting, sealing with windproof or hybrid sealing, as well as installation of roller shutters and jalousie blinds.
Building waterproofing and joint sealing
Building waterproofing and joint sealing work as part of installation and building services, listed as part of the nationwide offering.
Joinery work
General joinery work, in particular installation of curtain rails and window sills, provided as a single source in connection with window installation.
Sale of windows, doors, roller shutters and louvre shutters
Sale of windows, doors, roller shutters and louvre shutters as part of the building services offering.
Installation of roller shutters and louvre shutters
Installation of roller shutters and louvre shutters as an additional individual service alongside window installation.
Trust & reputation

ranQ Trust Score of Gebrüder Dedaj AG

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

Gebrüder Dedaj AG 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%
Gebrüder Dedaj AG scores 85.5 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%
Gebrüder Dedaj AG 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%
Gebrüder Dedaj AG 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

Hier entsteht die Karte
Kreuzmatte 1
6260 Reiden

At a glance

Legal form
Corporation
UID
CHE-112.572.841
Founded
2005 · 21 years
Last commercial register change
April 15, 2021
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.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
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