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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsWidnautopairsystems - topal
topairsystems - topal Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Topal-Lüftung is the production and trade of high-quality ventilation components, including round and angular ventilation parts, fans and ventilation devices.

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Offering

Products & services

Industry:Specialized Construction InstallationsMechanical Engineering Industry
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topairsystems - topal

✓ Offered11
Ventilation system solutions
Ventilation solutions for modern indoor air technology, including planning, fabrication, installation and service, as well as customised components and equipment.
Ventilation ducts and fittings
Rectangular and round ventilation ducts as well as matching fittings for standardised production and use in ventilation systems.
Ventilation units
Manufacturing and distribution of ventilation units for applications of modern ventilation technology.
Roof and facade air inlets and outlets
Inlets and outlets for roofs and facades as components for ventilation and air handling systems.
Sound attenuators
Sound attenuators for ventilation systems to reduce noise in air technology.
Inserts for concrete slabs
Inserts for concrete slabs as components for integration into ventilation and installation systems.
Kitchen hoods
Kitchen hoods for the air-technology equipment of kitchens and commercial areas.
Fans
Fans as components for air conveying and ventilation systems.
Air outlets and air inlets
Air outlets and air inlets for the distribution and routing of air in ventilation systems.
Volume flow controllers
Volume flow controllers for regulating and stabilising air volumes in ventilation systems.
Fire protection dampers and shut-off & throttling elements
Fire protection dampers as well as shut-off and throttling elements for ventilation systems and air ducts.
Trust & reputation

ranQ Trust Score of topairsystems - topal: 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.

topairsystems - topal 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%
topairsystems - topal scores 77.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.97.712%
  • 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%
topairsystems - topal scores 83.3 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).83.322%
topairsystems - topal scores 17.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

topairsystems - topal 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.

Knowledge

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Location

Fuchsgasse 1
9443 Widnau

At a glance

Legal form
Sole proprietorship
UID
CHE-331.269.189
Founded
2012 · 14 years
Last commercial register change
March 7, 2025
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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