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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsUrdorfRohnerluft AG
Rohnerluft AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of ROHNERLUFT AG is the production and distribution of ventilation ducts, silencers, spiral seam tubes, pipe materials and other components for ventilation system construction. The company offers a wide range of products, including standard and special parts, and serves customers from the construction and real estate industries.

AI-generated
Offering

Products & services

Industry:Specialized Construction Installations
✓ Offered5
Ventilation ducts and fittings
Ventilation ducts and fittings made of galvanized sheet steel, also in V2a, aluminium and other materials; configurable and available to order directly in the shop.
Pipe material
Spiral-seamlock tubes and pipe material up to D1000mm, including insulated versions and pipe silencers; with EPDM lip seals for tight pipe systems.
KWL distribution system
Components for controlled residential ventilation, including insertion hoses, distribution housings, inspection covers, supply and extract housings, as well as outlets and silencers.
Accessories
Assembly materials, fastening technology, mounting elements, chemical-technical accessories and insulation for ventilation and pipe systems.
Components
Weather protection grilles and sectional dampers in various designs, materials and frame widths for ventilation systems.
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4.2/5

Rohnerluft AG

Trust & reputation

ranQ Trust Score of Rohnerluft AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Rohnerluft AG scores 70.5 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.58.024%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.80.810%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.95.08%
Rohnerluft AG scores 92.3 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.82.07%
Rohnerluft AG 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%
Rohnerluft AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Rohnerluft AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.1 out of 5 stars from 23 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
4.1
of 5

Aggregated from 23 reviews across all connected sources

Sources
GGoogle4.123
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Knowledge

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Comparisons

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Location

Grubenstrasse 6
8902 Urdorf
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.963.759
Founded
1987 · 39 years
Last commercial register change
March 18, 2026
Employees
21 to 50
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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