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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersEssertines-Sur-RolleEssairVent SA
EssairVent SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

EssairVent SA is a company responsible for developing, constructing and operating a wind farm project. The planned park comprises four wind turbines; site measurements and studies indicate favourable wind conditions and project an annual production per turbine of more than 10 GWh.

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Products & services

Industry:Energy Suppliers
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3.7/5

EssairVent SA

5
Development, construction and operation of the Essertines-sur-Rolle wind farm
Development, construction and operation of a wind farm with four wind turbines on the municipal land of Essertines-sur-Rolle, with annual production of renewable electricity.
Planning and land-use planning procedures
Land-use planning procedures, integration into the cantonal master plan, documents for preliminary review and submission for public consultation of the wind farm project.
Environmental studies and impact on wildlife
Environmental impact studies, analyses of bats and birds, compensation measures and adaptation of the project to reduce impacts.
Coordination and communication around the project
Information sessions, participatory workshops, meetings with the public and neighboring municipalities, presentation of progress and answers to questions.
Wind studies and energy production
Wind measurements, 100 m measurement mast, meteorological analyses and projection of the wind farm’s annual electricity production.
Trust & reputation

ranQ Trust Score of EssairVent SA: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 96% · As of October 2026

EssairVent SA scores 34.7 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.37.524%
  • 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%
EssairVent SA scores 85.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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.55.07%
EssairVent SA 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%
EssairVent 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

EssairVent SA reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 1.0 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
1
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle12
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Rue du Collège 9
1186 Essertines-Sur-Rolle

At a glance

Legal form
Corporation
UID
CHE-116.138.018
Founded
2010 · 16 years
Last commercial register change
July 21, 2025
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.
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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