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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryRetail & CommerceArt & Antique TradeChardonneEva et Jean-Marc Piaget
Eva et Jean-Marc Piaget Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Eva & Jean-Marc Piaget is the restoration, sale and expertise of antique picture frames, mirrors and other antique objects, particularly made of wood. This also includes the restoration of paintings and drawings, as well as the manufacture of custom-made picture frames. The company also offers consulting services related to the purchase, sale and expertise of art objects.

AI-generated
Offering

Products & services

Industry:Art & Antique Trade
✓ Offered3
Framing and restoration
Framing of old, modern or contemporary paintings and drawings; restoration of old picture frames, mirrors and gilded wood, with replacements, castings, cleanings and consolidations.
Purchase, sale and appraisal of antiques
Purchase, sale and appraisal of antique objects, with specialist advice and a network of specialists for acquiring, assessing and disposing of rare pieces.
Restoration of old mirrors and antique gilded wood
Restoration of mirrors and various old gilded woods, in keeping with craft traditions and the original work.
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4.1/5

Eva et Jean-Marc Piaget

Trust & reputation

ranQ Trust Score of Eva et Jean-Marc Piaget: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Eva et Jean-Marc Piaget 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%
Eva et Jean-Marc Piaget scores 81.0 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.100.012%
  • 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%
Eva et Jean-Marc Piaget scores 85.0 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).85.022%
Eva et Jean-Marc Piaget scores 1.4 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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Eva et Jean-Marc Piaget 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 de Châtel 6
1803 Chardonne
Opening hours
Mon
14:00 - 18:00
Tue
09:30 - 12:00, 14:00 - 18:00
Wed
09:30 - 12:00, 14:00 - 18:00
Thu
09:30 - 12:00, 14:00 - 18:00
Fri
09:30 - 12:00, 14:00 - 18:00
Sat
09:30 - 12:00
Sun
Closed

At a glance

Legal form
General Partnership
UID
CHE-100.134.492
Founded
2001 · 25 years
Last commercial register change
September 17, 2026
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.
79.0
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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