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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsBaselBÜCHLI PFAFF ARCHITEKTEN GMBH
BÜCHLI PFAFF ARCHITEKTEN GMBH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Büchli Pfaff is the provision of architectural services, particularly in the planning and realization of construction projects such as new buildings, renovations and conversions of residential and commercial buildings.

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Products & services

Industry:Architecture Firms
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3.8/5

BÜCHLI PFAFF ARCHITEKTEN GMBH

6
Architectural planning
Planning and project support for conversions and new builds, from the first ideas to the finished project, including detailed execution planning and coordination with specialist planners and trades.
Conversion
Conversions of single-family homes, multi-family buildings, townhouses, intergenerational houses and other existing structures, with respectful handling of the existing building fabric.
Renovation
Renovations of residential buildings, façades and roofs, including restoration within the existing building fabric and collaboration with heritage conservation.
New build
New build of residential and educational buildings such as single-family homes, double kindergartens and other construction projects.
Heritage and existing-building planning
Planning and conversion with due regard for historic building fabric, including collaboration with heritage conservation and preserving character and the building fabric.
Roof renovation and photovoltaic systems
Renovation of flat roofs and roofs, sometimes combined with photovoltaic systems and integrated in-roof systems.
Trust & reputation

ranQ Trust Score of BÜCHLI PFAFF ARCHITEKTEN GMBH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 96% · As of October 2026

BÜCHLI PFAFF ARCHITEKTEN GMBH scores 49.8 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.68.224%
  • 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.17.610%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.35.08%
BÜCHLI PFAFF ARCHITEKTEN GMBH scores 83.0 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.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.55.07%
BÜCHLI PFAFF ARCHITEKTEN 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%
BÜCHLI PFAFF ARCHITEKTEN GMBH scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

BÜCHLI PFAFF ARCHITEKTEN GMBH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Oetlingerstrasse 41 a
4057 Basel
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
Closed
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-115.407.167
Founded
2010 · 16 years
Last commercial register change
February 10, 2010
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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