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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringDietikonWalo Bertschinger AG
Walo Bertschinger AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Walo Bertschinger AG is a construction total contractor active across multiple construction markets. Its services include road and civil engineering, structural and underground construction, rail infrastructure, water engineering, concrete repair and landfill remediation, and it also supplies products such as seamless floor coverings and construction materials.

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Products & services

Industry:Civil EngineeringGeneral Contractors
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Walo Bertschinger AG

✓ Offered7
Road and civil engineering construction
New construction and renovation of utility lines, sewer systems as well as substructure and superstructure works; various asphalt surfacings, paving and special applications for national roads, airports and urban projects.
Engineering deep construction
New builds and conversions in general deep construction and special deep construction; utility line structures for water, gas, electricity and telecommunications as well as concrete structures, bridges, retaining walls, underpasses and stream and river protection works.
Hydraulic engineering
Dredging in water, riverbank restorations, underwater works, deep-water pipelines, structural inspections, piling and block-throwing operations, as well as port facilities with diving teams and floating equipment.
General contractor
Planning and execution of infrastructure projects from one source; a responsible contact person for public clients, including early collaboration between design and execution.
Concrete construction & repairs
Partial and total repairs of concrete structures in building, civil and sewer construction; protection and value preservation using ultra-high-pressure water jet methods, modern construction materials and renovation of road and railway bridges.
Demolition
Demolition of a wide range of building materials, including careful removal of asbestos-containing materials and large-area demolition of concrete structures with special demolition robots.
Asphalt waterproofing
Bituminous asphalt sealing for basins, channels, landfills and dams; also remediation measures with milling, cleaning and installation of sealing asphalt.
Trust & reputation

ranQ Trust Score of Walo Bertschinger 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.

Walo Bertschinger 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%
Walo Bertschinger AG scores 99.0 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.96.07%
Walo Bertschinger AG scores 86.7 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).86.722%
Walo Bertschinger AG scores 50.0 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 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Walo Bertschinger 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

July 1, 2026Media
Walo schasst Baubüezer kurz vor der Rente
workzeitung.ch
July 1, 2026Media
Walo Bertschinger realisiert zwei neue Brücken im Kanton Bern
punkt4.info
July 30, 2022Media
Walo Bertschinger AG stellt in Dietikon Weichen für die Zukunft – und will die Gleise entf
limmattalerzeitung.ch
March 23, 2020Media
Die Drohnen sind nur ein paar Mal geflogen
espazium.ch

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Location

Giessenstrasse 5
8953 Dietikon

At a glance

Legal form
Corporation
UID
CHE-105.823.541
Founded
1947 · 79 years
Last commercial register change
September 28, 2026
Employees
101 to 500
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.100.03%
    • Full methodology

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