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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsDagmersellenKUNZ SPEZIALTIEFBAUPARTNER AG
KUNZ SPEZIALTIEFBAUPARTNER AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

KUNZ SPEZIALTIEFBAUPARTNER AG is an independent specialist partner in special deep foundation engineering, providing consultancy, technical and economic optimisation, and project support for complex excavations, foundations, excavation closures and dewatering. Services include tender and contract reviews, construction monitoring, claims support and technical-legal advisory.

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Offering

Products & services

Industry:Civil Engineering FirmsConstruction & Project Management
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KUNZ SPEZIALTIEFBAUPARTNER AG

✓ Offered9
Excavation Consulting & Project Management
Excavation consulting, project management and client representation from the preliminary design through planning, tendering and award up to execution and acceptance.
Technical and Economic Optimization
Optimization checks of project documents, technical and economic analyses, buildable alternatives, and reduction of schedule, cost and change-order risks.
Site Controls & Supervision
Cost, man-hour, schedule and quality controlling during execution, early identification of deviations, documentation and assessment of changes in scope.
Specialist Support for Technical-Legal Questions
Analysis of complex issues, clarification of causes and action-oriented recommendations for technical, economic and legal decisions in special deep foundation construction.
Complete Excavations
Complete excavation works with excavation, earthworks, ground anchors, strutting, Rühl walls, sheet piling and dewatering, depending on project requirements.
Excavation Closures
Excavation closures with sheet piling, bored pile wall, Rühl wall, sacrificial sheet piling, strutting and dewatering for excavation pits and launch/receive pits.
Foundations
Deep foundations with bored piles, large-diameter bored piles, Kelly piles, driven piles, micropiles, pile footings and underpinning.
Pipe Jacking
Pipe jacking and pressure tunnelling for drainage adits, connecting tunnels and rainwater basins with large pipe diameters and long drive lengths.
Special Deployments
Special deployments with protective fencing, well drilling and other special deep foundation works for rail, infrastructure and construction projects.
Trust & reputation

ranQ Trust Score of KUNZ SPEZIALTIEFBAUPARTNER 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.

KUNZ SPEZIALTIEFBAUPARTNER 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%
KUNZ SPEZIALTIEFBAUPARTNER AG scores 82.3 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.92.512%
  • 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%
KUNZ SPEZIALTIEFBAUPARTNER AG scores 83.3 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).83.322%
KUNZ SPEZIALTIEFBAUPARTNER AG scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

KUNZ SPEZIALTIEFBAUPARTNER 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

Am Kreuzberg 21
6252 Dagmersellen

At a glance

Legal form
Corporation
UID
CHE-441.818.945
Founded
2014 · 12 years
Last commercial register change
July 3, 2025
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.
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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