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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringMuttenzPNP Geologie & Geotechnik AG
PNP Geologie & Geotechnik AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of PNP Geologie & Geotechnik AG encompasses the provision of services in the fields of geotechnics, special foundation engineering, geology, natural hazards, hydrogeology, groundwater and contaminated sites/pollutants. This includes, among other things, the assessment of building ground, the evaluation of pollutant situations, the planning and implementation of construction projects, as well as the investigation and evaluation of geological and natural hazards. The company thus provides comprehensive solutions for the planning, execution and monitoring of construction projects, with a focus on considering geological and geotechnical aspects.

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Products & services

Industry:Technical Consulting & EngineeringCivil Engineering Firms
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3.9/5

PNP Geologie & Geotechnik AG

✓ Offered4
Geotechnics | Deep Foundations
Assessment of ground conditions and recommendations for structures; excavation pits, foundations, retaining structures, slope stabilisation, landslide remediation, adits and tunnel construction, geotechnical monitoring, expert reports and appraisals.
Geology | Natural Hazards
Site investigations, geological mapping, assessment and support of earth borehole drilling, as well as assessment of natural hazards, flow and landslide processes, rockfall hazards and natural hazard maps.
Hydrogeology | Groundwater
Investigation, monitoring and development of groundwater; infiltration of stormwater, pumping and tracer tests, groundwater drawdown and transfers, spring and drinking-water intakes, protection zones.
Contaminated Sites | Pollutants
Diagnosis of building pollutants, solid and groundwater sampling, historical and technical investigations in accordance with the Contaminated Sites Ordinance, demolition, excavation and disposal concepts.
Trust & reputation

ranQ Trust Score of PNP Geologie & Geotechnik AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 100% · As of October 2026

PNP Geologie & Geotechnik AG scores 49.8 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.68.224%
  • 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.17.610%
  • 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%
PNP Geologie & Geotechnik AG 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%
PNP Geologie & Geotechnik AG scores 86.7 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).86.722%
PNP Geologie & Geotechnik AG scores 36.5 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 35.42.94%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.30.04%
Qualifications+0.00

PNP Geologie & Geotechnik AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

January 19, 2026Media
«Forstliche und felsentechnische Massnahmen»: So soll die Felswand Rüteli gesichert werden
solothurnerzeitung.ch
July 3, 2021Media
Binzstrasse in Gänsbrunnen: Der abrutschende Fels wird mit 100 Stäben fixiert
solothurnerzeitung.ch

Knowledge

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Location

Gartenstrasse 15
4132 Muttenz
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.731.054
Founded
1991 · 35 years
Last commercial register change
March 11, 2025
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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