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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsSuhrComposto René Estermann dipl. Ing. Agr. ETH
Composto René Estermann dipl. Ing. Agr. ETH Logo
Verified· 2 sourcesTrust Score4.1/5

Composto René Estermann dipl. Ing. Agr. ETH

Summary

About the company

Eco-efficient municipal and corporate consulting, planning, project management, studies, education, communication, research and development, trade, administrations, participations, etc. in the environmental fields of waste management, composting, anaerobic digestion, natural gardening, agriculture, nature conservation, soil protection, Agenda 21.

Commercial register, canton of AG·As of February 28, 2002View on Zefix
Trust & reputation

ranQ Trust Score of Composto René Estermann dipl. Ing. Agr. ETH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Composto René Estermann dipl. Ing. Agr. ETH 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.
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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%
Composto René Estermann dipl. Ing. Agr. ETH scores 78.5 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%
Composto René Estermann dipl. Ing. Agr. ETH scores 80.0 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).80.022%
Composto René Estermann dipl. Ing. Agr. ETH scores 13.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.13.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Composto René Estermann dipl. Ing. Agr. ETH 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. Full methodology

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Location

Waldhofweg 27b
5034 Suhr

At a glance

Legal form
Sole proprietorship
UID
CHE-107.367.353
Founded
2002 · 24 years
Last commercial register change
February 28, 2002
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.67.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%

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