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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsZurichAtelier Achtundzwanzig GmbH
Atelier Achtundzwanzig GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company "atelier achtundzwanzig GmbH" is interior architecture and object design. The company offers a wide range of services, including the planning, design and implementation of interior spaces for various areas such as residential spaces, offices, gastronomy, retail and public spaces.

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Offering

Products & services

Industry:Architecture Firms
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4.0/5

Atelier Achtundzwanzig GmbH

✓ Offered5
Interior architecture
Interior architecture from the idea sketch to detailed implementation and construction management, including consulting, site survey, concept development, execution planning and realisation.
Object design
Object design for gastronomy and hospitality, office planning, public spaces, residential interior design and retail design.
Consulting and concept development
Consulting, needs analysis, site analysis, vision, colour and materials concept, furniture concept, lighting concept, signage and 3D visualisations.
Planning and execution planning
Building submission, cost estimate, tendering and awarding, execution planning, monitoring and coordination of contractors, order processing.
Construction management and realisation
Schedule planning and coordination, construction management and design leadership, cost control, documentation, completion and follow-up.
Trust & reputation

ranQ Trust Score of Atelier Achtundzwanzig GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Atelier Achtundzwanzig GmbH scores 73.2 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.78.124%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.49.510%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.88.08%
Atelier Achtundzwanzig GmbH scores 61.5 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.50.012%
  • 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%
Atelier Achtundzwanzig GmbH 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%
Atelier Achtundzwanzig GmbH scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Atelier Achtundzwanzig GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 6 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle56
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Knowledge

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Location

Langstrasse 187
8005 Zurich
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-139.521.836
Founded
2023 · 3 years
Last commercial register change
March 17, 2023
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%
    • Full methodology

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