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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionGurmelsHayoz A. Holzbau AG, 3212 Gurmels
Hayoz A. Holzbau AG, 3212 Gurmels Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Hayoz A. Holzbau AG is timber construction, particularly the planning, manufacture and assembly of timber buildings, elements and products, including carpentry, joinery, sawmilling, staircase construction and window construction. The company also offers services in the field of monument preservation, renovation and repair of existing buildings.

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Products & services

Industry:Interior ConstructionTimber Construction & Carpentry
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4.4/5

Hayoz A. Holzbau AG, 3212 Gurmels

✓ Offered7
Element construction
Prefabricated wall, ceiling and roof elements for element houses, extensions and multi-storey timber construction; including planning, prefabrication, production, installation and Minergie standard.
Timber construction
Timber construction for new builds, conversions, renovations, extensions, façades, roof dormers, interior fit-out, carports, pergolas, terraces, conservatories and small buildings.
Windows
Manufacture, installation and repair of windows and lift-and-slide doors in wood, wood/aluminium and PVC; also for new builds, renovations and listed or protected buildings.
Doors
Custom-made doors in classic or modern designs, matched to the building; with high-quality materials, precise workmanship and good insulation values.
Staircase construction
Planning and construction of timber stairs as individual custom jobs, including elegant, minimalist or cantilevered designs, with safe and aesthetic workmanship.
Cabinetmaker work
Tailor-made cabinetmaker work such as doors, windows, tables, built-in fixtures and individual furniture in the company’s own workshop.
Sawmill
Sawn regional roundwood and cut logs into boards and beams; further processing of the timber in the company’s own cabinet workshop and timber construction.
Trust & reputation

ranQ Trust Score of Hayoz A. Holzbau AG, 3212 Gurmels: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

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Data basis 96% · As of October 2026

Hayoz A. Holzbau AG, 3212 Gurmels scores 82.7 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.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.88.08%
Hayoz A. Holzbau AG, 3212 Gurmels scores 92.3 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.82.07%
Hayoz A. Holzbau AG, 3212 Gurmels 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%
Hayoz A. Holzbau AG, 3212 Gurmels scores 25.7 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 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Hayoz A. Holzbau AG, 3212 Gurmels 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

Viversstrasse 40
3212 Gurmels
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:15
Tue
07:00 - 12:00, 13:00 - 17:15
Wed
07:00 - 12:00, 13:00 - 17:15
Thu
07:00 - 12:00, 13:00 - 17:15
Fri
07:00 - 12:00, 13:00 - 16:15
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.352.995
Founded
1977 · 49 years
Last commercial register change
April 16, 2012
Employees
21 to 50
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.100.06%
  • 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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