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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesDättwil AgBAUER Spezialtiefbau Schweiz AG
BAUER Spezialtiefbau Schweiz AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is specialized civil engineering, in particular the execution of complex projects in specialized civil engineering, such as excavations, foundations, sealing walls and soil improvement. The company also offers mechanical engineering and machine technology, particularly for specialized civil engineering.

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BAUER Spezialtiefbau Schweiz AG

Industry:Specialized Construction Activities
✓ Offered6
Special deep foundation works
Special deep foundation works for complex construction projects with planning and execution, including excavation pits, foundations, ground improvement, diaphragm and cutoff walls as well as grouting.
Excavation pits
Excavation pits for complex residential, infrastructure and civil engineering projects, planned and carried out on a scheduled and project-specific basis, with bored piles, diaphragm walls, sheet pile and mixed methods depending on the subsoil.
Foundations
Foundations for high-rise buildings, bridges and industrial and commercial structures, with pile foundations, diaphragm walls, Mixed-in-Place elements and injections for reliable load transfer.
Ground improvement
Ground improvement for difficult-to-load subsoils, to increase bearing capacity, minimise settlements and stabilise slopes using vibro and mixed methods as well as injections.
Diaphragm and cutoff walls
Diaphragm and cutoff walls for excavation support, dam sealing and foundation elements, temporary or permanent, depending on requirements as load-bearing, sealing or combined solutions.
Grouting
Grouting to fill voids and cracks with solidifying suspensions, used as ground improvement and as a technical method in special deep foundation works.
Trust & reputation

ranQ Trust Score of BAUER Spezialtiefbau Schweiz AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 58% · As of October 2026

Without public customer reviews the score stays capped.

BAUER Spezialtiefbau Schweiz 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%
BAUER Spezialtiefbau Schweiz AG scores 94.3 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.90.07%
BAUER Spezialtiefbau Schweiz AG 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%
BAUER Spezialtiefbau Schweiz AG scores 11.2 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 35.5.74%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.16.74%
Qualifications+0.00

BAUER Spezialtiefbau Schweiz 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 58%, 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.

Press

Media

September 9, 2025Media
20 Jahre Bauer Spezialtiefbau Schweiz: Tiefbau fast ohne Aushub
baublatt.ch

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Location

Im Langacker 20a
5405 Dättwil Ag

At a glance

Legal form
Corporation
UID
CHE-112.154.969
Founded
2004 · 22 years
Last commercial register change
May 7, 2025
Employees
51 to 100
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.100.06%
  • 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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