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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsZurichPSA Architektur AG
PSA Architektur AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of PSA Architektur AG is the provision of architectural services.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered7
Architectural design
Architectural design, floor plan and project studies, construction project planning, building submissions, and support during approval procedures for residential and commercial buildings.
Site supervision and delivery
Project management, coordination of specialists and contractors, execution and detail plans, site supervision, cost control, commissioning, handover, and warranty work.
Feasibility studies and preliminary studies
Needs definition, existing condition analyses, regulatory feasibility checks under building law, preliminary project and volume studies, yield calculations, and rough cost estimates.
Advisory and support
Advisory and support for clients through the decision-making process, throughout the construction phase up to the finished project, and beyond for owners and administrations.
Building valuation
Property valuations and building estimates as a basis for planning, decision-making, or transactions.
Design concepts and visualisations
Design concepts for above-ground buildings, colour and material concepts for interiors, realistic 3D visualisations, and letting and sales documentation.
Tendering and construction project development
Development of construction projects, detailed studies, construction specifications, tender drawings and submission documents, as well as bid comparison and award applications.
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4.1/5

PSA Architektur AG

Trust & reputation

ranQ Trust Score of PSA Architektur AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

PSA Architektur AG scores 71.6 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.75.024%
  • 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.40.910%
  • 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.100.08%
PSA Architektur AG scores 82.3 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.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%
PSA 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.
x
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%
PSA Architektur AG scores 8.0 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 35.8.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

PSA Architektur AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Seefeldstrasse 108
8008 Zurich
Opening hours
Mon
08:00 - 17:30
Tue
08:00 - 17:30
Wed
08:00 - 17:30
Thu
08:00 - 17:30
Fri
08:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-495.169.303
Founded
2014 · 12 years
Last commercial register change
July 2, 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.
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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