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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber constructionLurtigenHolzbau Helfer AG
Holzbau Helfer AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Holzbau Helfer AG is a timber construction and joinery business. Its work includes timber-frame buildings and structures, new builds and conversions, renovations and restoration of listed properties, as well as interior joinery.

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Presence

Service area

Offering

Products & services

Industry:Timber constructionCarpenter
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4.0/5

Holzbau Helfer AG

✓ Offered6
Timber carpentry
Carpentry for new builds and conversions, timber frame construction, timber structures, prefabricated panel construction, timber façades and sheds, as well as awnings and general repair work.
Joinery and interior fit-out
Joinery and interior fit-out with floors, doors and windows, benches and tables, cupboards, and all joinery work in interior construction.
Renovations and refurbishment
Renovations and refurbishment of older buildings, including renovations and restorations of listed properties, as well as terrace renovations.
Heritage conservation
Renovations and restorations of heritage-protected buildings, with proven experience in craftsmanship on historic structures.
Timber construction planning and advice
Careful planning and advice for timber construction projects, including schedule planning in cooperation with the other trades involved on site.
Energy-efficient houses and Minergie houses
Energy-efficient houses and Minergie houses in timber construction, complemented by timber frame construction as well as new builds and conversions.
Trust & reputation

ranQ Trust Score of Holzbau Helfer AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of November 2026

Holzbau Helfer AG scores 56.8 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.73.124%
  • 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.35.310%
  • 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.35.08%
Holzbau Helfer 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%
Holzbau Helfer AG scores 85.0 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).85.022%
Holzbau Helfer 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

Holzbau Helfer AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 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 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Dorfstrasse 10 a
3215 Lurtigen
Opening hours
Mon
07:15 - 12:00, 13:00 - 17:00
Tue
07:15 - 12:00, 13:00 - 17:00
Wed
07:15 - 12:00, 13:00 - 17:00
Thu
07:15 - 12:00, 13:15 - 17:00
Fri
07:15 - 12:00, 13:00 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-115.805.898
Founded
2010 · 16 years
Last commercial register change
December 21, 2018
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • FRMurten
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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