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

About the company

The core activity of STARK Architektur is the planning and consulting of construction projects, particularly in the field of architecture and real estate valuation. Specifically, this includes the planning of single-family homes, multi-family homes, renovations and interior architecture, as well as the execution of real estate valuations, rental value analyses, location and market analyses, and owner consulting.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered5
Architectural planning
Planning for single-family homes, multi-family homes, conversions and for commercial buildings as well as commercial and industrial properties.
Interior design
Interior design for residential and project solutions as a dedicated service area of the website.
Real estate valuation
Valuation of apartments, single-family homes, multi-family homes, commercial buildings, commercial and industrial properties, as well as building land, project valuations and rental value analyses.
Client advisory for developers
Developer representation, property analysis and construction acceptance as advisory and support services for clients.
Studies
Study phase for projects with still open input and co-design, as a preliminary planning service.
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4.1/5

Stark Architektur

Trust & reputation

ranQ Trust Score of Stark Architektur: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Stark 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.
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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%
Stark Architektur scores 78.5 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%
Stark 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%
Stark Architektur scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Stark Architektur 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

Unterer Schöttler 27
9050 Appenzell

At a glance

Legal form
Sole proprietorship
UID
CHE-102.247.434
Founded
2007 · 19 years
Last commercial register change
May 5, 2022
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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