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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceVollègesFD Bois Christian Dorsaz Sàrl
FD Bois Christian Dorsaz Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of FD Bois is the planning and execution of construction projects in the field of timber construction, particularly the construction and renovation of chalets, apartments and other timber buildings. This also includes specific services such as joinery, carpentry, cabinetmaking and painting. The company also offers comprehensive services as a general contractor to support customers in the realization of their construction projects.

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Products & services

Industry:Building Maintenance
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4.2/5

FD Bois Christian Dorsaz Sàrl

9
General contracting
Complete coordination of renovation and construction projects for wooden chalets, with a single point of contact, site supervision and cost management.
Timber chalet construction
Construction of custom wooden chalets with traditional design, durable materials, high-performance insulation and optimized energy solutions.
Chalet renovation
Renovation of old chalets, restoration of the wood, modernization of the installations, improved insulation and optimization of the interior layout.
Apartment renovation
Complete renovation of apartments, optimization of space, modernization of installations, energy improvements and finishes tailored to your needs.
Custom interior fit-out
Custom interior fit-out of kitchens, living areas, bedrooms, bathrooms, wardrobes, bed frames and staircases, with space optimization and careful finishes.
Custom joinery
Custom joinery for kitchens, living areas, dressers, libraries, staircases and indoor furniture, including installation and personalised support.
Timber roof framing
Design and execution of traditional and modern timber roof frames for houses, chalets and other timber constructions, with checks on strength and safety.
Custom cabinetmaking
Custom cabinetmaking for furniture and interior fittings, with fine woodworking, precise finishes and bespoke fabrication.
Painting and plastering
Painting and plastering work for chalets and apartments, with custom shades, decorative finishes, plaster ceilings and partition walls.
Trust & reputation

ranQ Trust Score of FD Bois Christian Dorsaz Sàrl: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

FD Bois Christian Dorsaz Sàrl scores 72.7 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.72.524%
  • 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.61.010%
  • 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.88.08%
FD Bois Christian Dorsaz Sàrl scores 86.7 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.70.07%
FD Bois Christian Dorsaz Sàrl 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%
FD Bois Christian Dorsaz Sàrl scores 8.3 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 35.8.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

FD Bois Christian Dorsaz Sàrl reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 10 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
4.6
of 5

Aggregated from 10 reviews across all connected sources

Sources
GGoogle4.610
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Chemin de Champroz 8
1941 Vollèges

At a glance

Legal form
Limited Liability Company
UID
CHE-109.886.894
Founded
2003 · 23 years
Last commercial register change
May 31, 2023
Employees
11 to 20
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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