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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,888 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber Construction & CarpentryWynigenFritz Lüthi Holzbau GmbH
Fritz Lüthi Holzbau GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company is a timber construction company specializing in energy-efficient building. The core activities include: Timber construction (new construction, renovation, element construction), Thermal insulation (Isofloc specialist company), Window and skylight construction (reseller of Wenger windows), Terrace and railing construction, Staircase construction, Playground equipment construction, and Sales of Swiss wood products. The company also offers services such as consulting, planning and execution of construction projects.

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Products & services

Industry:Timber Construction & Carpentry
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Fritz Lüthi Holzbau GmbH

✓ Offered
8
Timber construction
Tailor-made timber construction solutions for new builds, roof structures, conversions and renovations; also for agricultural buildings, prefabricated element construction and classic timber construction work.
Building refurbishment and renovation
Renovation and refurbishment work on buildings worth preserving, including energy upgrades and façade renewal.
Windows and roof windows
Installation and replacement of windows and roof windows, aligned with timber construction, conversion and renovation projects.
Thermal insulation
Thermal insulation of buildings with Isofloc, professional insulation of components in timber construction and support with subsidies.
Terrace and exterior timber work
Wooden terraces, terrace railings and cleaning of terrace floors as exterior work in timber construction.
Winter gardens
Planning and execution of winter gardens as a timber construction solution for additional living space and sheltered outdoor areas.
Staircase
Wooden staircases as part of conversion, new-build and fit-out projects.
Play equipment and special custom-made products
Play equipment and other special custom timber work for individual projects.
Trust & reputation

ranQ Trust Score of Fritz Lüthi Holzbau GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Fritz Lüthi Holzbau GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Fritz Lüthi Holzbau GmbH scores 86.7 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
Fritz Lüthi Holzbau GmbH scores 83.3 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).83.322%
Fritz Lüthi Holzbau GmbH scores 28.6 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Fritz Lüthi Holzbau GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Weslen 61
3472 Wynigen

At a glance

Legal form
Limited Liability Company
UID
CHE-113.602.404
Founded
2007 · 19 years
Last commercial register change
January 23, 2013
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.
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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