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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSustainability SectorMuhenTerre AG
Terre AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Terre AG is the provision of services in the field of applied earth sciences, particularly in the areas of: soil scientific construction supervision (BBB), soil protection, contaminated site and pollutant investigations, geology, including foundation and groundwater investigations, and soil mapping. The company thus offers expert services for the investigation, evaluation and remediation of soils, contaminated sites and groundwater, especially in the context of construction projects and environmental protection.

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Terre AG

✓ Offered11
Soil science construction supervision (BBB)
Support for all soil interventions during the construction phase, implementation of soil protection measures, project optimisation, soil protection concepts, acceptance checks and subsequent management.
Soil protection assessments
Soil protection reports and soil investigations for construction projects, determination of the initial state, soil protection concepts, partial soil reports and recommendations for measures in case of soil damage.
Soil mapping
Soil mapping using soil core probes or excavator trench inspections, assessment of the initial soil condition, cantonal soil maps and evaluation for recovery and re-cultivation.
Contaminated sites / polluted locations
Assessment of contaminated sites, historical and technical investigations, need for remediation and monitoring, support for contaminated site remediation and final reports.
Contaminant testing
Tests of soil and excavated material for contaminant loads, excavated-material acceptance inspections, material triage, analyses and advice on recovery or disposal.
Environmental consulting / client support
Support with preparation of the basis, coordination of environmental specialist areas, advice on environmental standards and requirements, and planning of replacement measures.
Environmental impact report (UVB)
Development of the basis and preparation of project-specific environmental impact reports for single- and multi-stage procedures together with partner companies.
Environmental construction supervision (UBB)
Supervision of the legally compliant implementation of environmental requirements relating to waste law, soil, water and nature conservation, as well as air and noise requirements.
Invasive neophytes / alien plants
Mapping of invasive neophytes, advice on control and disposal, measures concepts to contain the spread and handling of contaminated excavated material.
Excavated-material acceptance control (Type A landfill)
Random sampling and analysis of excavated material, training of staff, assessment of laboratory analyses and advice on handling contaminated excavated material.
Soil science environmental education
Design and delivery of excursions, events and activities on soil, soil protection, soil functions, biodiversity and soil life.
Trust & reputation

ranQ Trust Score of Terre AG: 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.

Terre AG 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%
Terre AG scores 90.9 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%
Terre AG 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%
Terre AG scores 8.0 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 35.8.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Terre AG 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

Hauptstrasse 34D
5037 Muhen
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.654.206
Founded
1990 · 36 years
Last commercial register change
July 13, 2022
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.85.03%
    • Full methodology

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