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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsRhäzünsHolliger Grundbaumanagement & Geotechnische Prüfungen GmbH
Holliger Grundbaumanagement & Geotechnische Prüfungen GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of HGGP is the provision of services in the construction sector, particularly in the planning, consulting and implementation of construction projects, including geotechnical investigations, soil analyses and foundation projects. The company offers customized solutions that meet the highest quality standards and places a special focus on customer satisfaction.

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Products & services

Industry:Civil Engineering Firms
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3.8/5

Holliger Grundbaumanagement & Geotechnische Prüfungen GmbH

✓ Offered4
Geotechnical testing
Geotechnical testing of ground anchors and piles, including tensile tests, pull-out tests, pile tension testing, and strand anchor testing up to 1,000 kN.
Construction management & site supervision
Construction management, consulting and site supervision for construction projects, with support from design to execution and coordination during the construction process.
Bill of quantities and tenders
Bills of quantities and tenders for civil engineering projects, including work descriptions, cost estimates, resource allocation and support with partner selection.
BIM Management
BIM management in design, execution and handover, as well as BIM project and construction management for GU, TU, clients, architects and engineers.
Trust & reputation

ranQ Trust Score of Holliger Grundbaumanagement & Geotechnische Prüfungen GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 96% · As of October 2026

Holliger Grundbaumanagement & Geotechnische Prüfungen GmbH scores 61.4 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.62.524%
  • 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.27.910%
  • 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.100.08%
Holliger Grundbaumanagement & Geotechnische Prüfungen GmbH scores 65.3 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.50.012%
  • 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%
Holliger Grundbaumanagement & Geotechnische Prüfungen GmbH scores 85.0 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).85.022%
Holliger Grundbaumanagement & Geotechnische Prüfungen GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Holliger Grundbaumanagement & Geotechnische Prüfungen GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 out of 5 stars from 2 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
4
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle42
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Via dalla Staziun 21
7403 Rhäzüns
Opening hours
Mon
07:00 - 17:30
Tue
07:00 - 17:30
Wed
07:00 - 17:30
Thu
07:00 - 17:30
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-357.452.039
Founded
2023 · 3 years
Last commercial register change
February 3, 2023
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.88.06%
  • 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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