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DirectoryBusiness & Technical ServicesRepair of Consumer GoodsBiel/BienneAtelier Vert-de-Gris, Alexandra Lefebvre, Conservation-Restauration
Atelier Vert-de-Gris, Alexandra Lefebvre, Conservation-Restauration Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Atelier vert-de-gris is the conservation and restoration of metallic and technical objects, particularly photographic and cinematographic objects, as well as consulting and training in this field. The company also provides services in preventive conservation, conservation of hazardous materials, and restoration of objects damaged or contaminated.

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Offering

Products & services

Industry:Repair of Consumer Goods
✓ Offered6
Conservation and restoration of metal and technical heritage
Carrying out diagnostic examinations, conservation-restoration for exhibition or study, functional study and restoration to working order of metal, technical and composite objects.
Management of hazardous collection materials
Identification of asbestos, PCBs, mercury, radioactivity and cellulose nitrate, with stabilization, long-term conservation and safety support.
Preventive conservation
Management of the climate and agents of deterioration, packing for storage or transport, risk assessment, technical support for exhibitions, on-site collection work and relocation.
Curative conservation
Intervention in emergencies, contamination, incidents or active deterioration, with stabilization of materials and technical support.
Conservation and restoration of photographic and film heritage
History, dating, materials, deterioration, function and conservation-restoration of photographic and cinematographic technical objects.
Advisory and training
Ad hoc or regular, tailor-made advice on handling objects, knowledge of materials, dust removal and protective equipment.
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Atelier Vert-de-Gris, Alexandra Lefebvre, Conservation-Restauration

Trust & reputation

ranQ Trust Score of Atelier Vert-de-Gris, Alexandra Lefebvre, Conservation-Restauration

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

Atelier Vert-de-Gris, Alexandra Lefebvre, Conservation-Restauration 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%
Atelier Vert-de-Gris, Alexandra Lefebvre, Conservation-Restauration scores 60.5 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.58.012%
  • 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 Vert-de-Gris, Alexandra Lefebvre, Conservation-Restauration 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%
Atelier Vert-de-Gris, Alexandra Lefebvre, Conservation-Restauration 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.

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Location

Chemin Tiefenmatt 41
2503 Biel/Bienne

At a glance

Legal form
Sole proprietorship
UID
CHE-280.530.381
Founded
2022 · 4 years
Last commercial register change
October 18, 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.67.06%
  • 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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