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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceKriensB F Bau GmbH
B F Bau GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of BF Bau GmbH is construction, particularly the realization of demanding construction projects, special foundation engineering, slope stabilization, conversions, renovations and comprehensive renovations. The company offers tailored solutions for complex challenges and includes services such as consulting, planning and implementation of construction projects.

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Products & services

Industry:Building MaintenanceSite Preparation
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4.1/5

B F Bau GmbH

✓ Offered5
Building construction and civil engineering
Building construction from the shell to adaptations and extensions; civil engineering with earthworks, foundations, pipework, excavation safety measures and slope stabilisation.
Refurbishments & renovations
Complete refurbishments, interior renovations, exterior renovations, shell and structural adjustments, civil engineering and infrastructure works, as well as refurbishments and repairs.
Special foundations & slope stabilisation
Slope stabilisation with anchoring and retaining systems, drainage, soil nails and retaining structures; special foundations with pile foundations, excavation safety measures and shoring works.
Outdoor areas & garden works
Garden design for private and commercial gardens, planting, lawn areas, perennial borders as well as terrace construction, paths, driveways, access roads and retaining walls.
Project management & consulting
Feasibility analyses, project development, project planning, concept development, tendering and awarding as well as cost, schedule and quality management.
Trust & reputation

ranQ Trust Score of B F Bau GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 88% · As of October 2026

B F Bau GmbH scores 67.6 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.76.724%
  • 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.45.610%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
B F Bau GmbH scores 86.7 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.70.07%
B F Bau GmbH 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%
B F Bau GmbH scores 1.1 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 35.1.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

B F Bau GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 5 customer reviews. The data basis is 88%, 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 5 reviews across all connected sources

Sources
GGoogle55
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Horwerstrasse 79
6010 Kriens
Opening hours
Mon
08:00 - 17:30
Tue
08:00 - 17:30
Wed
08:00 - 17:30
Thu
08:00 - 17:30
Fri
08:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-115.111.850
Founded
2009 · 17 years
Last commercial register change
August 19, 2026
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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