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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryCrafts & TradesRooferSinsWyder AG
Wyder AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Wyder AG plans and carries out building-envelope work, including pitched and flat roofs and façades. Its services also include solar projects and building modernizations, with advice, planning and coordination of the work.

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Service area

Offering

Products & services

Industry:Roofer
✓ Offered5
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4.1/5

Wyder AG

Pitched roof
Pitched roofs with tiles, natural materials, fibre cement or profiled sheet metal; refurbishment and installation of roofs with various materials, colours and shapes.
Flat roof
Planning and installing flat roofs, including structure, material selection, waterproofing, green roofing and refurbishment for watertight, usable roof surfaces.
Facades
Facade design and facade installation using fibre cement, timber, glass, metal or other materials, including cladding and refurbishment.
Solar
Advising and planning solar projects, installing solar roofs with photovoltaic or hot-water systems, and integrating storage, e-mobility and smart home solutions.
Building modernisation
Building modernisation and renovation with condition assessment, energy consulting, implementation of measures, coordination, subsidy applications and site supervision.
Trust & reputation

ranQ Trust Score of Wyder AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Wyder 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.
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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%
Wyder AG scores 90.2 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.95.212%
  • 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.82.07%
Wyder AG 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%
Wyder AG scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wyder AG 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 November 2026.

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

Knowledge

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Location

Moosbrünneli 3
5643 Sins

At a glance

Legal form
Corporation
UID
CHE-300.486.070
Founded
2013 · 13 years
Last commercial register change
June 27, 2013
Employees
21 to 50

Active in 1 of 26 cantons

  • AGAargau
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%
    • Full methodology

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