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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionSpiezZURBUCHEN Holzbau AG
ZURBUCHEN Holzbau AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Zurbuchen Holzbau AG is timber construction, including new buildings, conversions, renovations, energy-related renovations, facade work, interior finishing, roof renovations and insulation. The company also offers services such as wood declarations and has its own sawmill.

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Offering

Products & services

Industry:Interior ConstructionTimber Construction & Carpentry
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4.2/5

ZURBUCHEN Holzbau AG

✓ Offered2
Timber construction and joinery
New builds, conversions, renovations, energy-related refurbishments, façades made of wood or Eternit, interior fit-out, roof refurbishments and terrace flooring.
Isofloc insulation
Insulation work with Isofloc as part of the timber construction and renovation offering, listed alongside new builds, conversions, renovations and roof refurbishments.
Trust & reputation

ranQ Trust Score of ZURBUCHEN Holzbau AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of October 2026

ZURBUCHEN Holzbau AG scores 76.5 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.82.524%
  • 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.78.08%
ZURBUCHEN Holzbau AG scores 89.3 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.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%
ZURBUCHEN 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%
ZURBUCHEN Holzbau AG scores 16.5 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 35.22.94%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

ZURBUCHEN Holzbau AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 10 customer reviews. 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 10 reviews across all connected sources

Sources
GGoogle510
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

August 21, 2019Media
Holz(-bau) ist auch am Seaside Festival heimelig
bernerzeitung.ch

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Location

Krattigstrasse 133
3700 Spiez
Opening hours
Mon
08:30 - 12:00, 13:30 - 17:00
Tue
08:30 - 12:00, 13:30 - 17:00
Wed
08:30 - 12:00, 13:30 - 17:00
Thu
08:30 - 12:00, 13:30 - 17:00
Fri
08:30 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-110.088.333
Founded
2003 · 23 years
Last commercial register change
March 19, 2021
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.
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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