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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsZuchwilBieriplanung GmbH
Bieriplanung GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Bieriplanung GmbH provides planning and project support for conversions and renovations, focusing on transforming single-family houses into multi-family residential buildings as well as feasibility studies, concept development and ROI calculations. Services include design and 3D modelling, permit submissions, coordination of implementation and workshop-based project planning.

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Products & services

Industry:Architecture FirmsReal Estate Project Development
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Bieriplanung GmbH

✓ Offered7
Feasibility studies
Feasibility studies for conversions, deconstruction, new builds and changes of use of existing properties; including floor plan concept, cost estimate and economic viability analysis.
Conversion planning from single-family to multi-family homes
Conversion of single-family houses into multi-family homes with multiple units; including planning, floor plan concept, coordination with authorities and implementation.
Building permit application and authorities coordination
Submit building permit applications, check legal requirements, clarify objections and coordinate the steps with the responsible authorities.
Project planning and workshop facilitation
Three-part workshop series to analyse ideas, plan the project and consolidate the results; as a basis for a specific building concept.
Yield and potential analysis
Calculation of cash flow, income value, financing and multiple scenarios to assess the conversion potential of properties.
Renovation and refurbishment planning for existing buildings
Planning of renovations, conversions and barrier-free adaptations in existing homes, including coordinated construction schedules and consideration for ongoing use.
Land subdivision and new-build planning
Subdivision of plots and planning of new-build projects, for example a new single-family home next to existing property.
Trust & reputation

ranQ Trust Score of Bieriplanung GmbH: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

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Data basis 54% · As of October 2026

Bieriplanung 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%
Bieriplanung 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%
Bieriplanung 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%
Bieriplanung GmbH scores 3.4 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 35.3.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bieriplanung 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

Hauptstrasse 48
4528 Zuchwil

At a glance

Legal form
Limited Liability Company
UID
CHE-373.055.122
Founded
2025 · 1 year
Last commercial register change
June 11, 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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