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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionBulleDoutaz SA
Doutaz SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Doutaz SA provides development, construction and architectural services and acts as a general contractor. It carries out project development and feasibility studies, prepares offers and contracts, and manages construction and site supervision for residential, collective housing, industrial, commercial and renovation projects.

AI-generated
Offering

Products & services

Industry:Building ConstructionGeneral Contractors
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Doutaz SA

✓ Offered6
Real estate development
Development of real estate projects, from the initial concept to handover of the keys, with coordination of the stakeholders and monitoring of the project stages.
Architecture
Architecture for single-family homes, residential buildings, commercial spaces, industrial halls and projects for public authorities.
Construction management
Construction management with on-site supervision, coordination of the stakeholders and definition of the stages up to delivery.
General planner
General project planning, with overall responsibility, anticipating constraints and coordinating partners.
General contractor
General contractor for construction projects, with overall project management, coordination of the stakeholders and assumed responsibility.
Total contractor
Total contractor for construction projects, with full project ownership, coordination and complete monitoring of the project.
Trust & reputation

ranQ Trust Score of Doutaz SA: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Doutaz SA scores 79.3 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.86.024%
  • 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.70.510%
  • 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.70.08%
Doutaz SA scores 90.1 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.86.512%
  • 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.90.07%
Doutaz SA 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%
Doutaz SA scores 68.6 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 35.68.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Doutaz SA reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 15 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 15 reviews across all connected sources

Sources
GGoogle515
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Route de Riaz 97
1630 Bulle
Opening hours
Mon
07:00 - 11:45, 13:30 - 16:45
Tue
07:00 - 11:45, 13:30 - 16:45
Wed
07:00 - 11:45, 13:30 - 16:45
Thu
07:00 - 11:45, 13:30 - 16:45
Fri
07:00 - 11:45
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-213.253.646
Founded
2016 · 10 years
Last commercial register change
August 21, 2026
Employees
51 to 100
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.85.03%
    • Full methodology

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