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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesSamedanWalo Bertschinger AG Graubünden
Walo Bertschinger AG Graubünden Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Walo Bertschinger AG Graubünden is a branch of the WALO Group providing construction services. The branch’s activities include floor coverings, hydraulic/water engineering, underground construction, laboratory services, property development, landfill construction and remediation, and road and civil engineering.

AI-generated
Offering

Products & services

Industry:Specialized Construction Activities
✓ Offered7
Floor coverings
Seamless floor coverings for residential areas, industry, healthcare, outdoor areas, and sports and leisure facilities.
Road and civil engineering
Road and civil engineering works for infrastructure and construction projects; listed as a local service at the Samedan site.
Waterway construction
Waterway construction with wet dredging, bank restoration and underwater works.
Underground construction
Underground construction for building projects in the subsoil; provided at the Samedan site as a service.
Landfill construction and contaminated site remediation
Landfill construction and contaminated site remediation for contaminated sites and waste disposal facilities.
Laboratory
Laboratory services for material- and construction-related testing; listed as a local service at the Samedan site.
Property development
Property development for building and development projects; listed as a local service at the Samedan site.
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4.1/5

Walo Bertschinger AG Graubünden

Trust & reputation

ranQ Trust Score of Walo Bertschinger AG Graubünden: 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 Graubünden 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 Graubünden scores 89.1 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.90.07%
Walo Bertschinger AG Graubünden scores 85.0 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).85.022%
Walo Bertschinger AG Graubünden scores 58.4 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.16.74%
Qualifications+0.00

Walo Bertschinger AG Graubünden 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 4, 2019Media
Nach Weko-Entscheid: So reagieren die Bauunternehmen
suedostschweiz.ch
September 3, 2019Media
11-Millionen-Busse gegen 12 Bündner Baufirmen
beobachter.ch
September 3, 2019Media
11 Millionen Franken Busse für Baukartell
grheute.ch

Knowledge

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Location

Cho d'Punt 60
7503 Samedan

At a glance

Legal form
Branch
UID
CHE-389.260.633
Founded
1976 · 50 years
Last commercial register change
November 11, 2019
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.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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