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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsKirchleerauPeter Bachmann AG
Peter Bachmann AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Peter Bachmann AG is a construction company providing building and civil engineering services, specialist foundation works and concrete drilling/cutting. Its services include masonry and reinforced concrete work, excavation, sewer and utility connections, trenchless techniques (e.g. horizontal drilling, pipe ramming, berstlining) and core drilling/cutting.

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Offering

Products & services

Industry:General Contractors
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4.1/5

Peter Bachmann AG

✓ Offered8
Building construction
Masonry work, reinforced concrete work, renovation work and customer masonry work for new builds, conversions and refurbishment.
Civil engineering
Civil engineering, excavation work, demolition and recycling, sewer systems, stream bank protection, renaturalisation, road construction and utility lines.
Special deep foundation works
Trench milling, cable plough, fluid drilling, pipe ramming and Berstlining for trenchless pipeline construction and pipe renewal.
Vacuum excavator
Vacuum excavator work for wet and dry materials, exposing pipelines, well construction and rehabilitation, building refurbishment and industrial operations.
Skip & crane service
Transport and skip service for excavation, concrete, asphalt, mineral aggregate, building materials and machine transport, as well as mobile crane and truck crane work.
Concrete drilling & cutting
Concrete drilling, sawing and cutting, joint cutting, concrete breaking and demolition work including haul-away and disposal of construction rubble.
Spring water intakes
Spring water intakes, well chambers and pipeline construction for water intakes and associated pipeline work.
Fleet / rental park
Rentable machines and vehicles from the fleet, including access platforms, special deep excavation equipment, transport vehicles and recycling equipment.
Trust & reputation

ranQ Trust Score of Peter Bachmann 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.

Peter Bachmann 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%
Peter Bachmann AG scores 92.3 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.82.07%
Peter Bachmann 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%
Peter Bachmann AG scores 18.6 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 35.17.14%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.20.04%
Qualifications+0.00

Peter Bachmann 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

April 28, 2022Media
Grossbrand der Bachmann AG: Feuerwehr war schon in der Nähe
aargauerzeitung.ch
June 24, 2018Media
Baumeister Bachmann: «Ich weiss nicht, ob schneller auch besser ist»
aargauerzeitung.ch

Knowledge

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Location

Staffelbacherstrasse 129
5054 Kirchleerau

At a glance

Legal form
Corporation
UID
CHE-101.746.321
Founded
1982 · 44 years
Last commercial register change
December 19, 2023
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.
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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