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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsLausanneSTUDIO4 Sàrl
STUDIO4 Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

STUDIO4 is an architectural firm specializing in the planning and design of buildings and urban spaces. The company's core activity involves developing architectural solutions that are not only functional but also consider the environment and local communities.

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Products & services

Industry:Architecture Firms
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4.0/5

STUDIO4 Sàrl

Architecture office
Architecture office for projects of varying scales and typologies, with an interdisciplinary approach and collaboration with external partners.
School projects
Projects for extensions, renovation and construction of primary schools, including school premises, multipurpose rooms, library, gymnasium and related areas.
Public building and community facilities projects
Projects for public buildings and community facilities, in particular after-school care, PC shelter, underground parking, multipurpose hall and arrangements linked to the public space.
Architecture competitions
Participation in open or invited competitions for schools, sports facilities, catering and other architectural programmes.
Trust & reputation

ranQ Trust Score of STUDIO4 Sàrl: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

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Data basis 54% · As of October 2026

STUDIO4 Sàrl 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%
STUDIO4 Sàrl scores 71.5 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.64.612%
  • 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%
STUDIO4 Sàrl 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%
STUDIO4 Sàrl scores 6.3 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 35.6.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

STUDIO4 Sàrl reaches a ranQ Trust Score of 4.0 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

Chemin des Mouettes 4
1007 Lausanne

At a glance

Legal form
Limited Liability Company
UID
CHE-202.887.976
Founded
2021 · 5 years
Last commercial register change
October 4, 2021
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.
88.0
6%
  • 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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