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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsWorbair-concept GmbH
air-concept GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of AirConcept GmbH is the development, manufacture and delivery of ventilation systems and components, particularly energy-efficient and affordable ventilation techniques for residential construction, hotels, residential homes, nursing homes and buildings constructed in modular design.

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Products & services

Industry:Specialized Construction Installations
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air-concept GmbH

✓ Offered
8
Residential ventilation systems
Residential ventilation with ventilation units, ventilation valves, room-air controllers and window ventilators; sensor-controlled, for new-builds and refurbishments to DIN 1946-6 and DIN 18017-3.
Smoke pressure systems
Smoke pressure systems with central controls, extension modules, fans, pressure-regulating valves, exhaust dampers, supply air dampers and field devices for stairwells and lobbies.
Stairwell purge ventilation systems
Stairwell purge ventilation systems with central controls, fans, exhaust dampers, supply air dampers and field devices for diluting and removing smoke gases.
Elevator shaft smoke extraction systems
Elevator shaft smoke extraction systems with Lift-Secure-Kit, pressure-regulating valves, exhaust dampers, supply air dampers, field devices and fans for smoke removal in an emergency.
Basement ventilation systems
Basement ventilation with BaseDry control units, sensors, data logger, output expansion and sensor switch for automatic monitoring of absolute humidity.
Ventilation concepts to DIN 1946-6
Ventilation concepts for refurbishments and new builds with implementation advice, determination of outside-air flow rates, calculation of extract air volumes and assembly of required components.
Spare parts for ventilation systems
Spare parts, accessories and components for AirConcept systems, including AirConcept Bus and other spare-part groups.
Clearance stock
Warehouse clearance stock, presented as its own service and sales category.
Trust & reputation

ranQ Trust Score of air-concept GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

air-concept GmbH 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%
air-concept GmbH scores 83.0 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%
air-concept GmbH 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%
air-concept GmbH scores 85.7 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 35.85.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

air-concept GmbH 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

Paradiesweg 4
3076 Worb

At a glance

Legal form
Limited Liability Company
UID
CHE-110.087.204
Founded
2003 · 23 years
Last commercial register change
August 17, 2010
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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