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

About the company

Baumann Architektur provides architectural design, renovation and heritage-conservation services, covering feasibility studies, conceptual and permit planning, construction documentation, tendering and design supervision.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered8
Urban planning
Analysis and feasibility studies for urban planning projects, including environmental and public aspects, development of solution proposals, development of visions and projects.
Feasibility study
Analysis of the site, urban planning and architecture, clarification of building regulations, engineering, economic feasibility and design, development of solution approaches based on requirements.
Commissioned study, competition, test planning
Clarification of project objectives and framework conditions, outlining conceptual, design, social, ecological, economic and technical solutions, presenting alternative ways to proceed.
Preliminary project
Analysis of intent and needs, estimating implementation options, developing one or more solutions, architectural concept, rough cost estimate.
Building project and building permit submission
Elaboration of the building project with the plans required for the building permit application, consideration of the cost framework, negotiation with authorities, adaptation to official requirements.
Tender and execution planning
Development of work and detail plans for the tender, detailed descriptions of architecture, materials and construction, specifications/documents, coordination of the services installation plans.
Design construction management
Cooperation with visual artists, interior architects and other designers, organisation of sample approvals, overall management and supervision of the work, coordination of inspections.
Heritage conservation
Analysis, support, planning and realisation of alterations or restorations of heritage-protected buildings, recording of existing fabric and structure, development of solution proposals, preparation of expert reports.
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4.0/5

Baumann Architektur

Trust & reputation

ranQ Trust Score of Baumann Architektur: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 54% · As of October 2026

Baumann Architektur 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%
Baumann Architektur scores 67.8 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.75.012%
  • 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%
Baumann Architektur 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%
Baumann Architektur scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Baumann Architektur reaches a ranQ Trust Score of 4.0 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.

Knowledge

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Comparisons

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Location

Lehenmattstr. 352
4052 Basel

At a glance

Legal form
Sole proprietorship
UID
CHE-430.132.341
Founded
2019 · 7 years
Last commercial register change
November 15, 2019
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.
67.0
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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