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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryWatch IndustryKlotenLes Frères Mermillon AG
Les Frères Mermillon AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Les Frères Mermillon SA produces and sells artisan-crafted watches and bespoke timepieces featuring decorative, artist-designed dials. Offerings include collections such as Olwen, Pure and the Dial Anthology and a bespoke service, and the website states materials are responsibly sourced (recycled gold, Kimberley Process diamonds, certified European tanneries).

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Products & services

Industry:Watch Industry
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4.1/5

Les Frères Mermillon AG

Watch collection (Pure)
Watch collection with the True Diamond Dial, 20 ct Black or White Diamond, aventurine, 18 ct palladium white gold, optional diamond-set case, automatic movement.
Watch collection (Olwen)
Watch collection with a hand-enameled dial, mother-of-pearl, 18 ct palladium white gold, optional diamond-set case and automatic movement.
Bespoke watches
Custom-made watches based on the customer’s idea, with personal collaboration with a Mermillon artist, sketches, material selection and made-to-order production.
Watches with artistic dials (Anthology)
Watches with dials designed by Mermillon artists, inspired by nature motifs, using techniques such as stone setting, miniature painting, enamel and engraving.
Trust & reputation

ranQ Trust Score of Les Frères Mermillon AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Les Frères Mermillon AG 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%
Les Frères Mermillon AG scores 76.6 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.79.212%
  • 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%
Les Frères Mermillon AG 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%
Les Frères Mermillon AG scores 8.0 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.8.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Les Frères Mermillon AG 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

Marktgasse 11
8302 Kloten

At a glance

Legal form
Corporation
UID
CHE-382.038.418
Founded
2018 · 8 years
Last commercial register change
August 18, 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.
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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