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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryJewelry & Precious Metal ManufacturingBrot-PlambozAtelier Aeris - Maëlle Bertarionne
Atelier Aeris - Maëlle Bertarionne Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Atelier Aeris is the manufacture and processing of watches and jewelry pieces using various techniques such as engraving, setting and chasing. In particular, the company offers the following services: Engraving: Engraving of letters, patterns and motifs on watches and jewelry pieces; Setting: Setting of stones or other elements in watches and jewelry pieces; Chasing: Processing of metal using manual or mechanical techniques; Engraving d'estampes: Production of handmade prints of engravings. The company thus offers high-quality, handmade watches and jewelry pieces characterized by their unique engravings and processing.

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Products & services

Industry:Jewelry & Precious Metal Manufacturing
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3.9/5

Atelier Aeris - Maëlle Bertarionne

Engraving
Engraving of texts and decorations on watch components and jewellery, in intaglio, in relief or made to measure, carried out by hand under a binocular microscope.
Setting
Setting stones in grain, claw, bezel, snow or lowered setting, with stone setting or direct setting, with or without drilling.
Chasing
Decorative metal chasing to create structure, carried out by hand with a chasing tool or mechanically with a milling cutter depending on the piece.
Print engraving
Engraving and printing of prints in intaglio or linocut, with numbered editions, printed by hand or with the press.
Trust & reputation

ranQ Trust Score of Atelier Aeris - Maëlle Bertarionne: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Atelier Aeris - Maëlle Bertarionne scores 65.0 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.73.124%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.35.310%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.78.08%
Atelier Aeris - Maëlle Bertarionne scores 69.6 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.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%
Atelier Aeris - Maëlle Bertarionne scores 85.0 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).85.022%
Atelier Aeris - Maëlle Bertarionne scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Atelier Aeris - Maëlle Bertarionne reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Les Attis 2
2318 Brot-Plamboz

At a glance

Legal form
Sole proprietorship
UID
CHE-305.235.658
Founded
2018 · 8 years
Last commercial register change
March 8, 2018
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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