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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionMenzingenJ&F bau GmbH
J&F bau GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

J&F bau GmbH is a construction company specialising in conversion and renovation work. The company carries out floor and wall coverings, tile and natural stone work, kitchen and bathroom renovations, painting work, and demolition services.

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Products & services

Industry:Building ConstructionCivil Engineering
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J&F bau GmbH

Interior Construction
Flooring & Tiling
✓ Offered7
Renovation and Conversion Works
Renovations and conversions for individual rooms, apartments and houses, from consultation and planning through to professional execution and completion.
Floor and Wall Coverings
Installation of tiles, natural stone, parquet, laminate and vinyl in living areas, bathrooms and kitchens, including cutting, grouting and material advice.
Tile and Natural Stone Works
Professional installation and processing of tiles and natural stone for durable, clean interior surfaces.
Kitchen and Bathroom Remodeling
Renovation of kitchens and bathrooms including floor and wall coverings, furnishings and individual room design.
Painting Works
Painting work for interiors, especially walls, ceilings and surfaces with clean execution.
Demolition Works
Professional demolition work including sorting and disposal of walls, floors, coverings and sanitary fixtures.
Terrace and Pool Construction
Planning and construction of terraces and pool installations with durable materials and clean execution.
Trust & reputation

ranQ Trust Score of J&F bau GmbH

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

J&F bau 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.
x
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%
J&F bau GmbH scores 50.8 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.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%
J&F bau GmbH scores 83.3 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).83.322%
J&F bau GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Hauptstrasse 15
6313 Menzingen

At a glance

Legal form
Limited Liability Company
UID
CHE-403.160.895
Founded
2025 · 1 year
Last commercial register change
May 26, 2026
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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