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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding contractorPetit-LancyAvantia Construction SA
AC
Verified· 1 sourceTrust ScoreNo score yet

Avantia Construction SA

Summary

About the company

All activities in the real estate sector, in particular related to the realization of construction, renovations and demolitions, including the realization of screeds, floor coverings, paintings and decoration, assembly and disassembly of scaffolding, hoists and aerial lifts, provision of all services in the real estate sector, including cleaning, buying and selling of construction equipment, machines and accessories, acquisition, management, sale of real estate and real estate promotions, as well as related activities. The company may establish branches and subsidiaries and may participate in other companies, both in Switzerland and abroad, and in general, carry out any activity directly or indirectly related to its purpose. The company may acquire, hold and dispose of real estate properties both in Switzerland and abroad. It may carry out, either on its own account or on behalf of third parties, all financial transactions as well as provide guarantees or guarantees for subsidiaries or third parties.

Commercial register, canton of GE·As of December 15, 2025View on Zefix
Presence

Service area

Trust & reputation

ranQ Trust Score of Avantia Construction SA

Trust Score
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No score yet

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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, Website authority, Media authority

Data basis 50% · As of November 2026

Avantia Construction 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.
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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%
Avantia Construction SA scores 70.4 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.55.07%
Avantia Construction SA scores 60.0 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).60.022%
Avantia Construction SA has no value in the Visibility area of the ranQ Trust Score because no data is available. The area carries 8% 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
  • Website authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 50%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Website authority, Media authority. As of November 2026.

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

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Location

Chemin du Fief-de-Chapitre 9B
1213 Petit-Lancy

At a glance

Legal form
Corporation
UID
CHE-145.377.973
Founded
2021 · 5 years
Last commercial register change
December 15, 2025
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • GELancy
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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