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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryMechanical Engineering IndustryKreuzlingenMountair AG
Mountair AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Mountair is the development, manufacture and distribution of ventilation and air conditioning systems, including air treatment devices, cooling systems and heat pumps. The company also offers services such as project management, installation and maintenance for its products.

AI-generated
Offering

Products & services

Industry:Mechanical Engineering Industry
✓ Offered9
AIRSOL CCS-HR
Circuit-combined system with heat recovery for separate supply and exhaust air flows; with adiabatic cooling, post-heating/-cooling and controller for system optimisation.
Compact ventilation units (Alpenklang)
Compact ventilation units with heat recovery, EC fans, filter cells and Siemens Synco control; available as vertical, horizontal and special design.
Air humidification systems (Humidos)
Low-pressure atomising humidifiers for adiabatic air humidification; with osmosis water, zone valves, draining and external control via Monobloc control.
Hybrid dry coolers (Hybaco)
Hybrid dry coolers for cooling systems; engineered and installed to customer specifications, with its own control, remote service and BUS interface.
Roof-top air conditioning units (T2)
Roof-top air conditioning units with insulated frame construction, sandwich panels, integrated heat recovery, and adaptation to the building envelope and sound insulation.
Data centre cooling and refrigeration generation
Cooling and refrigeration units for data centres with free cooling, n+1 redundancy, Cooling-Wall modules and high flow temperature for efficient operation.
Air-to-water heat pumps (RecuPAC)
Air-to-water heat pump for utilising waste heat from the exhaust air flow; with internal pump concept, three-way valve, PLC control and outdoor or indoor design.
Preconditioned Air Units (Mountair PCA)
PCA AHU for aircraft on the ground; tempered fresh air for summer and winter, with filtration, glycol circuit, control and hygienic design.
Service
Installation and maintenance as well as support for systems; the website lists service management, quality management and spare parts or warranty claims.
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4.0/5

Mountair AG

Trust & reputation

ranQ Trust Score of Mountair AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Mountair AG scores 54.8 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.69.624%
  • 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.35.310%
  • 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%
Mountair 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%
Mountair AG scores 83.3 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).83.322%
Mountair AG scores 45.7 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 35.45.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Mountair AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.7 out of 5 stars from 3 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
4.7
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle4.73
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Sonnenwiesenstrasse 11
8280 Kreuzlingen

At a glance

Legal form
Corporation
UID
CHE-107.496.737
Founded
1993 · 33 years
Last commercial register change
July 28, 2025
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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