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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionSonvicoImpresa Costruzioni Walter Sassi
Impresa Costruzioni Walter Sassi Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Impresa Costruzioni Walter Sassi is a construction company that carries out new-builds and renovations and provides services including stonework, water-related works, paving, excavation and demolition, as well as substructure and roofing works.

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Products & services

Industry:Building ConstructionCivil EngineeringSite Preparation
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Impresa Costruzioni Walter Sassi

✓ Offered8
New construction and renovations
New construction and renovations for civil buildings, with construction work and renewal measures documented by examples of completed projects.
Excavation and demolition
Excavation and demolition for construction sites, with earthmoving and demolition work shown in the dedicated section of completed works.
Substructure works
Substructure works for construction sites and buildings, with completed projects shown in the dedicated section of the website.
Paving
Paving for outdoor areas and construction or access zones, presented as a category of work carried out by the company.
Roofing
Roof works, with interventions and completed projects shown on the category-dedicated page.
Natural stone works
Natural stone works for construction projects and outdoor installations, with images of completed work in the dedicated section.
Soil cleaning and remediation
Soil cleaning and remediation for areas to be prepared or restored, with examples of interventions published on the dedicated page.
Works in water
Works in water for interventions carried out in an aquatic environment, with photographs of completed structures in the dedicated section.
Trust & reputation

ranQ Trust Score of Impresa Costruzioni Walter Sassi: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Impresa Costruzioni Walter Sassi 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.
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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%
Impresa Costruzioni Walter Sassi scores 78.5 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.55.07%
Impresa Costruzioni Walter Sassi scores 83.3 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).83.322%
Impresa Costruzioni Walter Sassi scores 100.0 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: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Impresa Costruzioni Walter Sassi 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

Strada della Castellanza 119
6968 Sonvico

At a glance

Legal form
Sole proprietorship
UID
CHE-103.110.921
Founded
1986 · 40 years
Last commercial register change
November 30, 2018
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.67.06%
  • 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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