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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringDenensetaE Concept Sàrl
etaE Concept Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company etaE Concept Sàrl is an office for energy and environmental technology, specializing in the analysis, optimization and installation of energy and environmental systems. The core activities include: energy analysis and optimization, installation and maintenance of heating, ventilation, air conditioning and sanitary systems, environmental analysis, including electromagnetic sensitivity, noise, thermal discomfort, asbestos and radon, consulting and planning of energy and environmental projects for private individuals, SMEs and industrial companies, renovation and new construction of buildings with a focus on energy efficiency and environmental friendliness. The company also offers an emergency service for the maintenance and repair of energy and environmental systems.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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4.1/5

etaE Concept Sàrl

✓ Offered2
Building energy and environmental optimisation consultancy
Energy studies, technical diagnostics and regulatory documentation for residential, commercial and industrial buildings; consumption analysis, optimisation of HVAC systems, thermal comfort, air quality and electrosmog.
Heat pump and HVAC systems installation
Installation, commissioning and adjustment of air/water and ground/water heat pumps, controlled ventilation, air conditioning and refrigeration; troubleshooting, preventive maintenance and performance optimisation.
Trust & reputation

ranQ Trust Score of etaE Concept Sàrl: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

etaE Concept Sàrl scores 79.4 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.83.324%
  • 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.63.210%
  • 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.88.08%
etaE Concept Sàrl scores 65.0 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.58.012%
  • 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%
etaE Concept Sàrl 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%
etaE Concept Sàrl scores 25.7 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 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

etaE Concept Sàrl 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 11 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 11 reviews across all connected sources

Sources
GGoogle511
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Route du Ministre 22
1135 Denens
Opening hours
Mon
08:00 - 12:00, 13:00 - 18:00
Tue
08:00 - 12:00, 13:00 - 18:00
Wed
08:00 - 12:00, 13:00 - 18:00
Thu
08:00 - 12:00, 13:00 - 18:00
Fri
08:00 - 12:00, 13:00 - 18:00
Sat
09:00 - 17:00
Sun
09:00 - 17:00

At a glance

Legal form
Limited Liability Company
UID
CHE-458.692.799
Founded
2022 · 4 years
Last commercial register change
September 8, 2026
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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