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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSustainability SectorSionDrosera Ecologie Appliquée SA
Drosera Ecologie Appliquée SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Drosera écologie appliquée SA is environmental consulting and research, particularly in the following areas: environmental impact assessments (EIA) and environmental monitoring of construction sites (SER), soil protection on construction sites, studies and expert opinions related to soil protection (SDA, erosion, pollution, agrology), watercourses and hydroelectricity, contaminated soils, materials and sites, environmental education and scientific research. The company thus provides environmentally related services, such as environmental impact assessments, soil protection measures and research in the field of environmental sciences.

AI-generated
Offering

Products & services

Industry:Sustainability Sector
✓ Offered12
Faunistic studies
Field inventories and analyses of vertebrates and invertebrates, with surveys tailored to the site studied and a synthesis usable for measurements or a management plan.
Floristic studies
Field inventories of flora and analyses of the site’s natural elements, with data processing and scientific and technical synthesis.
Biotope development
Planning measures to promote biotopes, integrated into the biological study, habitat management and compensation or protection measures.
Forest studies and procedures
Studies and procedures related to forest projects, including analysis of natural, territorial and regulatory issues and support for management measures.
Landscape assessment
Landscape analysis of a site or project, with assessment of impacts, territorial integration and a technical synthesis that can be used for planning.
Environmental impact assessment (EIA)
Environmental impact studies, impact statements and definition of reduction or compensation measures for projects subject to environmental requirements.
Environmental construction monitoring
Construction-site environmental monitoring, checking impacts during execution and proposing suitable measures aligned with legal requirements.
Coordination and conciliation sessions
Coordination of environmental projects and conciliation sessions between stakeholders to define solutions tailored to permit dossiers.
Soil protection on site
Soil protection measures during construction, including advice, monitoring and application of requirements related to soil quality and materials.
Pedological studies
Studies of soils and their quality, including sampling, analysis of laboratory results and support for material management concepts.
Material management concept
Material management concepts based on analyses of soils and materials, including organisation of excavation removal, storage and regulatory follow-up.
Agro-environmental networks (AEN)
Support for agro-environmental networks, linked to measures in favour of nature, landscape and agricultural holdings.
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4.1/5

Drosera Ecologie Appliquée SA

Trust & reputation

ranQ Trust Score of Drosera Ecologie Appliquée SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Drosera Ecologie Appliquée SA has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Drosera Ecologie Appliquée 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%
Drosera Ecologie Appliquée 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%
Drosera Ecologie Appliquée SA scores 74.3 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 35.74.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Drosera Ecologie Appliquée SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Chemin de la Poudrière 36
1950 Sion

At a glance

Legal form
Corporation
UID
CHE-106.072.205
Founded
1995 · 31 years
Last commercial register change
September 23, 2024
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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