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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringGlarusMagma AG für Geologie, Umwelt und Planung
Magma AG für Geologie, Umwelt und Planung Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Magma AG für Geologie, Umwelt und Planung provides consulting services in geology, hydrogeology and environmental planning. Its offerings include contaminated‑site assessments, geotechnical investigations, asbestos and building‑material diagnostics, groundwater and geothermal studies, environmental impact assessments, GIS and regulatory 'private control' services.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered12
Contaminated sites
Historical and technical investigations under the Contaminated Sites Ordinance, detailed investigations, remediation concepts and support during remediation work at locations contaminated with pollutants.
Asbestos and building deconstruction
Asbestos and PCB screenings, asbestos diagnostics prior to refurbishment or deconstruction, and tests of building materials for pollutants such as oil components or solvents.
Geotechnical site investigations
Geotechnical reports on soil layers, bearing capacity, groundwater conditions, excavation, slopes, construction-pit closures, as well as recovery or disposal of excavated material.
Operational environmental protection (BUS)
Support for new builds and conversions, supervision during the operating phase, and planning of waste disposal, site drainage, fire-water retention and storage of hazardous goods.
Soil
Environmentally compliant implementation of construction projects, soil investigations, and private oversight for building on contaminated sites and for soil displacement.
Gas safety
Planning, support and evaluation of gas sampling, gas securing and monitoring measures, and safety concepts for underground construction and deep drilling.
Geology
Geological mapping, geological and hydrogeological studies, mineral resource prospecting, assessment of slope stability, and support with archaeological questions.
Geothermal energy
Planning and support for thermal groundwater use, boreholes for ground heat probes and geothermal deep drilling, with geological logging and forecast profiles.
GIS and databases
Consulting on data requirements and workflows, development of GIS tools, processing and enrichment of data holdings, as well as spatial data capture and analysis.
Hydrogeology and hydrochemistry
Development of groundwater, spring water and thermal water, pumping tests, protection zones, tracer tests, groundwater monitoring and groundwater investigations.
Noise
Noise reports for construction projects, facilities, building zones and UVP, noise protection measures, and preparation of emission and immission registers.
Environmental impact assessment (UVB) and environmental balances
Carrying out environmental impact assessments, preparation of environmental impact reports, environmental reports, site analyses and environmental balances.
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4.0/5

Magma AG für Geologie, Umwelt und Planung

Trust & reputation

ranQ Trust Score of Magma AG für Geologie, Umwelt und Planung: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Magma AG für Geologie, Umwelt und Planung scores 61.4 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
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.76.724%
  • 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.45.610%
  • 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%
Magma AG für Geologie, Umwelt und Planung scores 80.4 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%
Magma AG für Geologie, Umwelt und Planung 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%
Magma AG für Geologie, Umwelt und Planung scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Magma AG für Geologie, Umwelt und Planung reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 5 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
5
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle55
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Schweizerhofstrasse 2
8750 Glarus
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-440.926.420
Founded
2010 · 16 years
Last commercial register change
November 29, 2016
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.76.06%
  • 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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