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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber Construction & CarpentryRoggwil TgP. Keller Holzbauarbeiten GmbH
P. Keller Holzbauarbeiten GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

P. Keller Holzbauarbeiten GmbH provides timber construction services, renovation and remodeling work, interior fit-outs, assembly work, and repairs. The company also presents reference projects in wood construction, including apartment conversions, terraces, stairs, and garden houses.

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Offering

Products & services

Industry:Timber Construction & CarpentryJoinery
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3.6/5

P. Keller Holzbauarbeiten GmbH

✓ Offered6
Conversion and renovation work
Conversion and renovation work for existing buildings, adapting use and function while combining existing structures with contemporary execution.
Interior fit-out
Interior fit-out with planning, construction and installation of doors, walls and ceiling claddings, plus custom-fit timber elements for living spaces.
Construction assembly
Construction assembly and on-site installation work to support building projects and carry out individual tasks professionally.
Repairs
Repairs to timber components and existing building elements, carried out quickly and simply to restore function and condition.
Wooden terrace renovation
Renovation of wooden terraces with replacement of beams, decking and railings, using larch or similar timber species.
Parquet renovation
Parquet floor renovation with sanding, surface treatment, and renewal of edge finishes and skirting boards.
Trust & reputation

ranQ Trust Score of P. Keller Holzbauarbeiten GmbH: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

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Data basis 54% · As of October 2026

P. Keller Holzbauarbeiten 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%
P. Keller Holzbauarbeiten GmbH scores 50.8 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.25.012%
  • 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%
P. Keller Holzbauarbeiten 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%
P. Keller Holzbauarbeiten GmbH scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

P. Keller Holzbauarbeiten GmbH reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». 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

Häuslen 13
9325 Roggwil Tg

At a glance

Legal form
Limited Liability Company
UID
CHE-299.319.641
Founded
2025 · 1 year
Last commercial register change
October 23, 2025
Employees
1 to 10
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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