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

About the company

The core activity of LJG-Architecture SA is the provision of architectural and design services, including the planning and implementation of construction projects as well as the creation of graphic and design solutions.

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Offering

Products & services

Industry:Architecture Firms
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LJG-Architecture SA

✓ Offered5
Architecture and Design Services
Conceptual architecture, functional planning, technical and spatial optimisation, and sustainable advice for transformations, extensions, and new uses.
Transformations and Renovations
Transformations of houses, apartments, attic spaces, and commercial premises, including energy renovation, extensions, and changes of use.
Construction Management and Execution
Construction management from initial studies and permit applications through to building execution, with cost control and administrative procedures.
Interior Design and Space Planning
Interior layouts, including aesthetic and spatial concepts, space conversion, and interior fit-out for apartments, houses, and commercial premises.
Graphic Design and Furniture
Graphics, logos, 3D visualisations, and furniture concepts as an extension of architecture and interior projects.
Trust & reputation

ranQ Trust Score of LJG-Architecture SA

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

LJG-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%
LJG-Architecture SA scores 64.1 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.50.012%
  • 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%
LJG-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%
LJG-Architecture SA scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

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Location

Chemin de Praz-Berthoud 29
1010 Lausanne

At a glance

Legal form
Corporation
UID
CHE-218.898.804
Founded
2023 · 3 years
Last commercial register change
April 24, 2023
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.
100.0
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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