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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsGstaadWälti Luft- & Klimatechnik AG
Wälti Luft- & Klimatechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Wälti Luft- und Klimatechnik AG - Edelstahlcenter encompasses the planning, development, production, and maintenance of plants and systems for air and climate technology, including: air conditioning systems, ventilation systems, humidification and dehumidification systems, disinfection and neutralization systems, exhaust systems, special systems, stainless steel and sheet metal processing, metal roofing, lightning protection, and exhaust systems. The company also offers energy consulting and plant optimization and operates an Edelstahlcenter for processing stainless steel for various industries.

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Offering

Products & services

Industry:Specialized Construction Installations
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Wälti Luft- & Klimatechnik AG

Air-conditioning systems
Mobile air-conditioning units, room air conditioning, VRF air conditioning and wine cellar air conditioning; planning, design and implementation for residential, commercial and special applications.
Ventilation systems
Supply and exhaust air systems for residential buildings, kitchens, gastronomy, commercial areas, parking garages as well as indoor pools and wellness facilities; including planning, construction and commissioning.
Maintenance
Service and maintenance contracts for ventilation, air conditioning and controls; major and inspection service for preserving value, safety and hygiene of the systems.
Production of stainless steel
Processing of chrome-nickel steel, aluminium and steel using CNC punching, CNC bending, shearing, welding, round and folded forming.
Energy consulting (HVAC)
Analysis of electricity, heat, cooling and water supply, development of energy-saving measures and energy concepts, advice on energy procurement and renewable energy sources.
Controlled apartment ventilation
Mechanical apartment ventilation with heat recovery for airtight building envelopes; filtration of pollen and germs, comfort ventilation according to the Minergie standard.
System optimization
Optimization of existing air-conditioning and ventilation systems to improve operation, energy use and functionality.
Decontamination and neutralisation systems
Systems for decontamination and neutralisation in the field of air and air-conditioning technology, as part of the offering for special hygienic requirements.
Humidification systems
Humidification systems for targeted control of air humidity in air-conditioning and ventilation applications.
Dehumidification systems
Dehumidification systems for regulating air humidity in buildings and specialised climate applications.
Extraction systems
Extraction systems for commercial and industrial applications, for example for collecting airborne particles or welding fumes.
Special systems
Special systems for special technical requirements in air-conditioning, ventilation and stainless-steel applications.
Trust & reputation

ranQ Trust Score of Wälti Luft- & Klimatechnik AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Wälti Luft- & Klimatechnik AG scores 53.8 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.70.824%
  • 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.27.910%
  • 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.35.08%
Wälti Luft- & Klimatechnik AG scores 89.3 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.70.07%
Wälti Luft- & Klimatechnik 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%
Wälti Luft- & Klimatechnik AG scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wälti Luft- & Klimatechnik AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 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
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Güterstrasse 2
3780 Gstaad
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-104.795.273
Founded
1998 · 28 years
Last commercial register change
February 14, 2022
Employees
11 to 20
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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