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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesManagement consultantSchaffhausenWinzeler + Bühl
Winzeler + Bühl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Winzeler + Bühl is a spatial planning and regional development consultancy. It plans for municipalities, cantons and private clients, with work including environmental and landscape planning, forestry, GIS and geodata, and organisational and conflict consultancy.

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Service area

Offering

Products & services

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4.1/5

Winzeler + Bühl

Environmental engineer
✓ Offered5
Spatial planning
Municipal direction-setting and land-use planning, special land-use planning, baseline studies for cantonal spatial planning, protection inventories and protection plans, and spatial planning advice for municipal authorities and administrations.
Regional development
Strategic advisory services for municipal authorities, sustainable development strategies for municipalities, support for Agglomeration Programme projects, location development projects, and the implementation and moderation of participation processes.
Organisational and conflict consulting
Organisational consulting with organisation and project development, support for participation processes, conflict counselling, coaching, as well as conflict counselling and mediation in the public sector.
Project development
Preparation and execution of architecture competitions and study mandates, sector planning, support for tendering procedures, social-area planning, and building permit reviews.
Environmental planning
Environmental impact assessment reports (EIA reports) for projects with planning and environmental requirements.
Trust & reputation

ranQ Trust Score of Winzeler + Bühl: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Winzeler + Bühl 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%
Winzeler + Bühl scores 81.0 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.55.07%
Winzeler + Bühl scores 86.7 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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).86.722%
Winzeler + Bühl scores 13.7 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 35.13.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Winzeler + Bühl 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 November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

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Location

Rheinweg 21
8200 Schaffhausen
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
General Partnership
UID
CHE-408.657.565
Founded
2011 · 15 years
Last commercial register change
September 3, 2021
Employees
1 to 10

Active in 3 of 26 cantons

  • SHSchaffhausen
  • TGThurgau
  • ZHZurich
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.
79.0
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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