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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber Construction & CarpentryDémoretL'Atelier de Jean Sàrl
L'Atelier de Jean Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of the company 'L'Atelier de Jean' consists of planning and executing construction and renovation projects using natural and sustainable materials. The activities include in particular: renovation and conversion of buildings, including the use of natural materials such as wood, clay and lime; insulation and thermal insulation of buildings; construction of facades and roofs; masonry and carpentry work; installation of windows, doors and other building elements; and consulting and support in the selection of sustainable materials and techniques. The company focuses on the use of natural and sustainable materials and aims to build and renovate buildings that are both environmentally friendly and economically viable.

AI-generated
Offering

Products & services

Industry:Timber Construction & CarpentryMasonry Work
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4.0/5

L'Atelier de Jean Sàrl

✓ Offered5
Sustainable renovations and construction
Renovations, insulation and sustainable construction with natural or conventional materials, including project execution and project monitoring.
Insulation and re-insulation
Insulation and re-insulation of façades and roofs, with support for federal CECB subsidies and energy efficiency.
Natural-material works
Lime render, natural insulation and clay paints for work that respects heritage and the environment.
Carpentry and joinery
Roofing, timber frames, walls, parquet flooring, ceilings and staircases, with installation of windows, shutters, doors and soundproofing panels.
Masonry
Walls, tiling, outdoor arrangements and foundations for construction and renovation projects.
Trust & reputation

ranQ Trust Score of L'Atelier de Jean Sàrl: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

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Data basis 54% · As of October 2026

L'Atelier de Jean Sàrl 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%
L'Atelier de Jean Sàrl scores 72.3 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.75.012%
  • 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%
L'Atelier de Jean Sàrl 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%
L'Atelier de Jean Sàrl scores 5.4 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 35.5.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

L'Atelier de Jean Sàrl reaches a ranQ Trust Score of 4.0 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.

Knowledge

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Location

Route de Molondin 8
1415 Démoret

At a glance

Legal form
Limited Liability Company
UID
CHE-398.883.448
Founded
2019 · 7 years
Last commercial register change
July 16, 2019
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.
88.0
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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