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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsPuidouxBSA Architecture SA
BSA Architecture SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company's core activity is the provision of architectural services, including design, planning, project management and construction supervision. The company offers comprehensive services, from concept development to the completion of construction projects, including representation of clients, feasibility studies, design and preliminary planning, project planning, 3D visualizations, building permit applications and execution.

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Products & services

Industry:General Contractors
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4.1/5

BSA Architecture SA

✓ Offered10
Architectural services
Architecture across the entire project cycle, from planning to completion; project representation, feasibility studies, concept and preliminary design, project plans, execution plans, building permit applications and construction management.
Project development and coordination
Project development, project coordination as well as cost and schedule management for construction projects; including tenders, cost control and support during execution.
Construction supervision and site monitoring
Construction supervision, site supervision, execution planning and ongoing monitoring of costs and schedules during implementation.
Feasibility studies and preliminary design
Feasibility studies, concept and preliminary designs, project plans as well as 3D visualizations as a basis for the further development of the project.
Building permit and approval documents
Building permit applications and the associated project documents for submission and review by the authorities.
Tendering and procurement support
Tenders/bids for construction projects, including preparation of tender documents and support in the procurement process.
Residential housing projects
Architectural projects in residential construction, from planning to implementation; documented across several residential projects in Ursy, Payerne, Saxon and Rue.
Commercial and retail architecture
Architectural projects for shops, branches and commercial uses, including for COOP, Migros, Sun Store, Interdiscount, Toyota and other brands.
Hospitality and gastronomy projects
Architecture projects for hotels, restaurants and take-away concepts, including hotel, café and fast-food restaurant references.
Medical and laboratory projects
Sanitary advice area – laboratories for specialized uses in the healthcare and laboratory sector.
Trust & reputation

ranQ Trust Score of BSA Architecture SA: 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.

BSA Architecture SA 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%
BSA Architecture SA scores 80.4 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.79.212%
  • 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.70.07%
BSA Architecture SA scores 83.3 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).83.322%
BSA Architecture SA scores 8.3 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 35.8.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

BSA Architecture SA 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

Route du Vergnolet 8E
1070 Puidoux

At a glance

Legal form
Corporation
UID
CHE-334.402.131
Founded
2018 · 8 years
Last commercial register change
July 23, 2024
Employees
11 to 20
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%
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