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

About the company

AlphaPlan Architektur GmbH plans and delivers architectural projects for residential buildings, commercial buildings, as well as conversions and renovations. The website also states that the firm supports projects through all phases, from the first idea to completion.

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Products & services

Industry:Architecture Firms
✓ Offered4
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AlphaPlan Architektur GmbH

Architectural planning
From the first idea to completion: well-considered concepts, precise planning and coordination of the implementation for functional, economical and durable architectural projects.
Residential construction
Planning and realisation of residential buildings, in particular single-family houses and multi-family houses, with solid construction and project-specific residential developments.
Commercial construction
Planning and realisation of commercial, industrial and production buildings as well as storage, hall and training rooms in concrete, steel, metal and glass construction.
Conversions and renovations
Conversion, renovation and refurbishment of single-family houses and chalets, including alterations to the kitchen, bathroom and living area as well as dealing with existing building fabric.
Trust & reputation

ranQ Trust Score of AlphaPlan Architektur GmbH: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

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Data basis 54% · As of October 2026

AlphaPlan Architektur GmbH 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%
AlphaPlan Architektur GmbH scores 50.8 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.25.012%
  • 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%
AlphaPlan Architektur GmbH 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%
AlphaPlan Architektur GmbH scores 6.9 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 35.6.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

AlphaPlan Architektur GmbH reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». 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

Gewerbestrasse 8a
4553 Subingen

At a glance

Legal form
Limited Liability Company
UID
CHE-291.953.165
Founded
2025 · 1 year
Last commercial register change
June 23, 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.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
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