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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesEngineerEnnetbadenSieber & Liechti GmbH
Sieber & Liechti GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Sieber & Liechti GmbH is in the field of ecology and landscape planning, particularly at the interface between humans and nature. The services include: Revitalization and flood protection, Nature conservation and settlement ecology, Client support and environmental impact assessment (EIA), Forest ecology, Visitor management and visitor information, Cartography and Geographic Information Systems (GIS). The company also offers ranger services for nature reserves and supports the planning and implementation of projects in the field of ecology and landscape planning.

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Service area

Offering

Products & services

Industry:Engineer
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4.1/5

Sieber & Liechti GmbH

✓ Offered6
River revitalisation and flood protection
Planning and implementation of river revitalisation, flood protection and property protection measures, natural hazard assessments, hydraulics, hydrology, bedload analyses, planting concepts and monitoring of results.
Nature conservation and settlement ecology
Nature and landscape inventories, ecological planning, planning and management of ecological enhancement measures, settlement ecology, area support, monitoring, connectivity projects and landscape assessments.
Client support / UVB
Client support, project management and coordination, UVB for terrestrial ecology, forests as well as recreational use and visitor guidance, planning of compensation measures, specialised in hydropower and wind energy facilities.
Forest ecology
Forest nature conservation, forest edge enhancement, forest reserves, forest grazing, storm-damaged areas, forest site mapping, forest–wildlife issues and interdisciplinary research projects.
Visitor guidance and visitor information
Path routing and trail upgrades, signage and wayfinding, visitor information with concepts, boards, flyers, theme trails and exhibitions, as well as setup and operation of ranger services.
Cartography and GIS
GIS and CAD, plan preparation, visualisations and landscape assessments for ecological and planning projects.
Trust & reputation

ranQ Trust Score of Sieber & Liechti GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Sieber & Liechti GmbH 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%
Sieber & Liechti GmbH scores 83.0 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.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%
Sieber & Liechti GmbH 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%
Sieber & Liechti GmbH scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Sieber & Liechti GmbH 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 November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Limmatauweg 9
5408 Ennetbaden

At a glance

Legal form
Limited Liability Company
UID
CHE-113.321.796
Founded
2006 · 20 years
Last commercial register change
April 21, 2026
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • AGEnnetbaden
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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