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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber Construction & CarpentryWetzikon ZhKunz Holzbau GmbH
Kunz Holzbau GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Holzbau Kunz is the planning and realization of timber construction projects, including building planning, timber structures, roof extensions, conversions, extensions, interior fittings, terrace and balcony construction, facade work, as well as special timber construction projects such as restoration and monument preservation projects.

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Offering

Products & services

Industry:Timber Construction & Carpentry
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3.9/5

Kunz Holzbau GmbH

✓ Offered
8
Construction planning
Planning and execution of timber construction projects, including storey extensions, additions, additional living space in the attic, and support throughout the planning and permitting phase.
Timber structures
Timber structures for conversions, extensions, interior fit-out, stair construction, terrace decking grids, roof windows, concrete formwork and special custom-made parts.
Roof conversion and roof window installation
Roof conversion with insulation and roof concept, installation of roof windows, as well as repair and care of existing windows.
Renovation and extension
Conversions and extensions to adapt the property to new living situations, such as additional rooms, a home office or other new spaces.
Interior fit-out
Renovation and modernisation of living space, restoration and heritage protection projects, work on historic roof trusses, facades and older buildings.
Terraces and balconies
Planning and fabrication of timber terraces, wooden decks and balcony coverings to extend living space in the outdoor area.
Facades
Timber facades and facade cladding, from untreated larch to surface-treated facades made of spruce, pine, fir or Douglas fir.
Custom timber solutions
Custom timber solutions for special floor plans, carports, garden sheds and other bespoke requests.
Trust & reputation

ranQ Trust Score of Kunz Holzbau GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Kunz Holzbau GmbH scores 57.9 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.60.324%
  • 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.58.610%
  • 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.50.08%
Kunz Holzbau GmbH scores 83.0 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%
Kunz Holzbau GmbH 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%
Kunz Holzbau GmbH scores 5.1 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 35.5.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kunz Holzbau GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.1 out of 5 stars from 9 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
4.1
of 5

Aggregated from 9 reviews across all connected sources

Sources
GGoogle4.19
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Mühlestrasse 27
8623 Wetzikon Zh
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-114.719.090
Founded
2009 · 17 years
Last commercial register change
February 17, 2009
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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