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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsTeufen ArSascha Koller Architektur AG
Sascha Koller Architektur AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Sascha Koller Architektur AG provides architectural and planning services. The website references a new-build project and includes contact details as well as the designation architect ETH/SIA.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered1
Architectural services
Architectural planning and supervision of construction projects; the website mentions a new-build project «Wohnen im Alter Riethüsli».
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3.9/5

Sascha Koller Architektur AG

Trust & reputation

ranQ Trust Score of Sascha Koller Architektur AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

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Data basis 58% · As of October 2026

Sascha Koller Architektur AG 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%
Sascha Koller Architektur AG scores 76.6 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.79.212%
  • 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%
Sascha Koller Architektur AG 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%
Sascha Koller Architektur AG scores 3.4 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 35.0.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.6.74%
Qualifications+0.00

Sascha Koller Architektur AG reaches a ranQ Trust Score of 3.9 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 58%, 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.

Press

Media

January 2, 2024Media
So wird es im Altersheim Riethüsli aussehen
stgallen24.ch

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Location

Hörliweg 282
9053 Teufen Ar

At a glance

Legal form
Corporation
UID
CHE-497.045.439
Founded
2018 · 8 years
Last commercial register change
January 14, 2025
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.
100.0
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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