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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding contractorWinkelStutz Holzbau AG
Stutz Holzbau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Stutz Holzbau AG is a timber construction and carpentry company carrying out new builds, conversions and renovations. Its services include extensions, additional storeys, roofing work, construction joinery and interior finishing.

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Presence

Service area

Offering

Products & services

Industry:Building contractorRenovation
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4.6/5

Stutz Holzbau AG

✓ Offered6
Conversion / Renovation
Living space extensions through extensions, remodelling and attic conversions; energy-related and sound-insulation renovations, building envelope, roof extensions, repairing building damage and changes of use.
New Build
Timber new builds for small structures, single-family houses, multi-family houses, extensions, attic conversions, carports, bike sheds, garden sheds, winter gardens, pergolas and agricultural buildings.
Roof Windows / Roof Extensions
Installation and replacement of roof windows, service and repair work, building submissions and installation of privacy screens, heat protection, blackout and insect protection.
Construction Joiner
Manufacture and installation of staircases, fitting windows and doors, window reveals, curtain rails, roof window linings, flooring, built-in cupboards, kitchens and panelling.
Wooden Floor Grilles / Privacy Screens
Wooden floor grilles and terrace grilles in various designs as well as privacy screens for gardens and outdoor areas, made with FSC-certified wood in selected versions.
Raised Beds
Wheelchair-accessible raised beds that can be customised individually, including table-raised beds and box-raised beds, with optional irrigation, hand-wash basins and base variants.
Trust & reputation

ranQ Trust Score of Stutz Holzbau AG: 4.6 out of 5.0

Trust Score4.6/ 5.0

Excellent

x

Data basis 96% · As of November 2026

Stutz Holzbau AG scores 92.9 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.93.324%
  • 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.95.710%
  • 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%
Stutz Holzbau AG scores 85.5 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.55.07%
Stutz Holzbau AG scores 86.7 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).86.722%
Stutz Holzbau AG scores 57.1 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 35.57.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Stutz Holzbau AG reaches a ranQ Trust Score of 4.6 out of 5.0 — rated «Excellent». The rating draws, among other things, on 5.0 out of 5 stars from 42 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 42 reviews across all connected sources

Sources
GGoogle542
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Buechenstrasse 2
8185 Winkel
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-115.774.447
Founded
2010 · 16 years
Last commercial register change
July 14, 2020
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • ZHWinkel
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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