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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsSt. GallenARCHITEKTURBÜRO BION4 GMBH
ARCHITEKTURBÜRO BION4 GMBH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Architekturbüro BION4 GmbH is the planning and implementation of architectural projects, in particular: new and renovation constructions of residential, commercial and industrial buildings; design, execution and detailed planning; CAD drafting in all project phases; clarifications with authorities, offices and specialist planners; existing building surveys; creation of sales documents. The company offers these services both as a direct mandate and as a freelancer for external clients.

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Products & services

Industry:Architecture Firms
✓ Offered2
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ARCHITEKTURBÜRO BION4 GMBH

Architecture planning
New-build and conversions of residential, commercial and industrial buildings, from concept to detailed and execution planning up to the overall project; including CAD drawings, existing-condition surveys, sales documents and consultations with authorities.
Project management
Project management for architecture projects under direct commission and as a freelancer for external architecture offices; coordinating specialist planners, authorities and offices, and supporting the project through all phases.
Trust & reputation

ranQ Trust Score of ARCHITEKTURBÜRO BION4 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.

ARCHITEKTURBÜRO BION4 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%
ARCHITEKTURBÜRO BION4 GMBH scores 78.5 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.89.612%
  • 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%
ARCHITEKTURBÜRO BION4 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%
ARCHITEKTURBÜRO BION4 GMBH scores 11.1 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 35.11.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ARCHITEKTURBÜRO BION4 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

Bionstrasse 4
9015 St. Gallen

At a glance

Legal form
Limited Liability Company
UID
CHE-357.652.319
Founded
2015 · 11 years
Last commercial register change
September 13, 2023
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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