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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesWädenswilWohlfahrtsfonds der Lufttechnik AG
Wohlfahrtsfonds der Lufttechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Wohlfahrtsfonds der Lufttechnik AG is a foundation associated with Lufttechnik AG. The Lufttechnik AG website presents activities in ventilation, climate control, refrigeration, building automation, service and maintenance, retrofit, and hygiene and air quality.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered8
Ventilation and air-conditioning plant construction
Advisory, technical design, planning, installation, coordination and commissioning of ventilation and air-conditioning systems for simple to complex building and process requirements.
Service / Maintenance
Regular maintenance, hygiene and air quality, fault service, repairs, optimisations and documentation for ventilation, air-conditioning and technical systems.
Customer service
Fault service reachable 24/7 with rapid response, on-site technical diagnosis, repairs, spare-parts service, functional tests and re-commissioning.
MSR / Building automation
Control technology and building automation for air-conditioning and ventilation systems, including intelligent control strategies, system optimisation, remote maintenance and building management system.
Retrofit
Energy and operational optimisation of existing systems through refurbishment and optimisation of fan, filters, plant system and building automation to reduce energy and maintenance costs.
Hygiene + Air quality
Air purifiers, advice on air quality and air quality measurements to improve indoor air, hygiene and monitoring of CO2, humidity and temperature.
EASYservice
Maintenance and service for the air-conditioning and ventilation area, on request combined with heating and electrical engineering as well as comprehensive building management.
Digital construction
BIM-supported surveying, 3D point clouds, BIM planning and BIM to field with digitally prepared as-built and execution data.
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4.4/5

Wohlfahrtsfonds der Lufttechnik AG

Trust & reputation

ranQ Trust Score of Wohlfahrtsfonds der Lufttechnik AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Wohlfahrtsfonds der Lufttechnik AG scores 74.0 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.65.024%
  • 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.78.610%
  • 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%
Wohlfahrtsfonds der Lufttechnik AG scores 93.6 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.90.07%
Wohlfahrtsfonds der Lufttechnik 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%
Wohlfahrtsfonds der Lufttechnik AG scores 71.4 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 35.71.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wohlfahrtsfonds der Lufttechnik AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.3 out of 5 stars from 21 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
4.3
of 5

Aggregated from 21 reviews across all connected sources

Sources
GGoogle4.321
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Einsiedlerstrasse 31a
8820 Wädenswil
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Foundation
UID
CHE-109.747.413
Founded
1961 · 65 years
Last commercial register change
April 1, 2026
Employees
51 to 100
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.97.06%
  • 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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