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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringPrattelnGrund- und Tiefbau AG Basel, Zweigniederlassung Pratteln
Grund- und Tiefbau AG Basel, Zweigniederlassung Pratteln Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Grund- und Tiefbau AG Basel, Zweigniederlassung Pratteln provides specialized civil and geotechnical construction services. Key activities include trenchless installation and undercrossing methods (horizontal drilling, pipe jacking, microtunneling, tunnel works), water-related services (well construction, dewatering, pump tests) and specialist deep foundation and ground-retention works such as piling, sheet-pile/pipe-sheet systems, anchors and shotcrete.

AI-generated
Offering

Products & services

Industry:Civil Engineering
✓ Offered3
Trenchless
Directional pressings, horizontal drilling, pipe jacking, microtunneling, drift construction and sewer connections for underground lines and connections.
Water
Well construction, water management systems, groundwater lowering, pumping tests/sampling as well as well maintenance and development for handling groundwater and site water.
Special deep foundations
Piles, pipe-plank sheet piling, Rühl walls, ground anchors, shotcrete works as well as infill panels and underpinning for foundations and excavation support.
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4.1/5

Grund- und Tiefbau AG Basel, Zweigniederlassung Pratteln

Trust & reputation

ranQ Trust Score of Grund- und Tiefbau AG Basel, Zweigniederlassung Pratteln: 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.

Grund- und Tiefbau AG Basel, Zweigniederlassung Pratteln 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%
Grund- und Tiefbau AG Basel, Zweigniederlassung Pratteln scores 87.1 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.82.07%
Grund- und Tiefbau AG Basel, Zweigniederlassung Pratteln 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%
Grund- und Tiefbau AG Basel, Zweigniederlassung Pratteln scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Grund- und Tiefbau AG Basel, Zweigniederlassung Pratteln 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

Wannenweg 26
4133 Pratteln

At a glance

Legal form
Branch
UID
CHE-212.174.955
Founded
1981 · 45 years
Last commercial register change
December 28, 2020
Employees
21 to 50
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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