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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsThunAtelier kontur2 Roger Stiegler
Atelier kontur2 Roger Stiegler Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of kontur² is the planning and realization of construction and architectural projects, particularly in the area of administrative buildings, schools, hospitals, nursing homes, apartment buildings and other real estate.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered2
Color design for architecture and spaces
Colour concepts for architecture, spaces and surfaces; design of interior spaces, façades and entire block construction areas with reference to light, materials and symbolism.
Design of graphic and photographic elements
Graphic and photographic elements for architectural projects; creative work with a free form of expression, tailored to the object, spatial impact and context.
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4.1/5

Atelier kontur2 Roger Stiegler

Trust & reputation

ranQ Trust Score of Atelier kontur2 Roger Stiegler: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Atelier kontur2 Roger Stiegler 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%
Atelier kontur2 Roger Stiegler scores 75.3 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.92.512%
  • 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%
Atelier kontur2 Roger Stiegler 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%
Atelier kontur2 Roger Stiegler scores 12.6 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 35.12.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Atelier kontur2 Roger Stiegler 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

Scheibenstrasse 6
3600 Thun

At a glance

Legal form
Sole proprietorship
UID
CHE-113.979.168
Founded
2014 · 12 years
Last commercial register change
April 14, 2014
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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