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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsChavornayAtelier d'architecture P. Duvillard S.A.
Atelier d'architecture P. Duvillard S.A. Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Atelier d'architecture P. Duvillard S.A. is an architectural firm providing architectural design, renovation and urban-planning services, as well as property valuation and expertise mandates. The practice delivers projects for private houses, residential buildings and transformations, undertakes fit-outs for banks, administrative and industrial premises, and carries out valuation-expertise assignments.

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Products & services

Industry:Architecture Firms
✓ Offered4
Architecture
Architectural projects for villas, residential buildings, housing groups, bank premises, administrative, industrial and public utility facilities.
Transformation / Renovation
Transformation and renovation of buildings of all sizes, adapting the structures to clients’ needs and the regional context.
Urban planning
Urban planning studies and mandates related to land planning and the integration of buildings into their environment.
Real estate appraisal and expertise
Real estate appraisal and expertise mandates for bank institutions and private individuals, with estimator activity also mentioned for the ECA.
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4.1/5

Atelier d'architecture P. Duvillard S.A.

Trust & reputation

ranQ Trust Score of Atelier d'architecture P. Duvillard S.A.: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Atelier d'architecture P. Duvillard S.A. 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%
Atelier d'architecture P. Duvillard S.A. scores 85.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
Atelier d'architecture P. Duvillard S.A. 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%
Atelier d'architecture P. Duvillard S.A. scores 2.9 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 35.2.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Atelier d'architecture P. Duvillard S.A. 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

Grand'Rue 80
1373 Chavornay

At a glance

Legal form
Corporation
UID
CHE-106.074.581
Founded
1992 · 34 years
Last commercial register change
January 13, 2026
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.100.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
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