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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionDinhardErwin Peter Holzbau AG
Erwin Peter Holzbau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Erwin Peter Holzbau AG is the provision of services and products in the field of timber construction, particularly in the areas of: timber construction work, carpentry, parquet flooring, roofing, renovations, and energy-efficient refurbishment. The company offers comprehensive solutions ranging from planning and coordination to execution, focusing on creating living quality.

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Offering

Products & services

Industry:Interior ConstructionTimber Construction & Carpentry
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4.2/5

Erwin Peter Holzbau AG

✓ Offered4
Timber framing
Timber construction work for new builds and conversions, roof trusses, load-bearing structures and other carpentry work in timber construction.
Joinery
Joinery work for interior fit-out and wood processing, matched to finishing, adaptation and fabrication work in the building.
Parquet flooring
Laying and renewing parquet floors as flooring work for interior fit-out.
Roofing
Roofing work around the building, in particular installation of roofs as part of timber construction and renovation projects.
Trust & reputation

ranQ Trust Score of Erwin Peter Holzbau AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Erwin Peter Holzbau AG scores 71.3 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.79.424%
  • 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.52.910%
  • 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%
Erwin Peter Holzbau AG scores 87.2 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.95.212%
  • 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%
Erwin Peter Holzbau AG 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%
Erwin Peter Holzbau AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Erwin Peter 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 7 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 7 reviews across all connected sources

Sources
GGoogle57
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Ebnetstrasse 6
8474 Dinhard
Opening hours
Mon
07:00 - 09:00, 09:30 - 12:00, 13:00 - 17:00
Tue
07:00 - 09:00, 09:30 - 12:00, 13:00 - 17:00
Wed
07:00 - 09:00, 09:30 - 12:00, 13:00 - 17:00
Thu
07:00 - 09:00, 09:30 - 12:00, 13:00 - 17:00
Fri
07:00 - 09:00, 09:30 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-286.618.287
Founded
2013 · 13 years
Last commercial register change
June 16, 2023
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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