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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsLes CullayesVariovent SA
Variovent SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of variovent sa consists of planning, implementing and maintaining plants for: * Ventilation * Air conditioning * Energy recovery * Regulation (regulation of plants). The company thus provides services in the field of ventilation and air conditioning technology and supports customers in optimizing air quality and energy efficiency in their buildings.

AI-generated
Offering

Products & services

Industry:Specialized Construction Installations
✓ Offered7
Ventilation
Single- and double-flow installations, heating/cooling, filtration and dehumidification for homes, offices, shops, professional kitchens and public buildings.
Air conditioning
Chilled-water installations, chilled ceilings, chilled beams, fan-coil units, VRV/Split/Multi-split systems and heat pumps for offices, shops, hospitals, laboratories and industrial sites.
Energy recovery
Plate heat recovery units, hygroscopic wheels, glycol-water coils, heat pumps and MCR control to optimise technical installations.
MCR control and energy optimization
MCR control, energy optimisation, commissioning and calibration of installations, measurement of flow rates and pressures, adjustment and adaptation of systems.
Project studies and technical office
Project studies, needs analysis and advice, tender documents, forms for the public submission process and installation assessments.
Installation and system assembly
Execution of the work, site follow-up, installation and commissioning of ventilation and air-conditioning systems.
Maintenance and after-sales service
Regular maintenance of installations, servicing, adjustment, revision, bringing up to standard and troubleshooting.
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4.1/5

Variovent SA

Trust & reputation

ranQ Trust Score of Variovent SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Variovent SA scores 62.2 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.68.224%
  • 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.17.610%
  • 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.100.08%
Variovent SA 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%
Variovent SA 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%
Variovent SA 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

Variovent SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Route de Montpreveyres 21
1080 Les Cullayes

At a glance

Legal form
Corporation
UID
CHE-103.604.703
Founded
1983 · 43 years
Last commercial register change
February 16, 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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