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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsAffoltern Am AlbisRoos Architekten AG, Zweigniederlassung Affoltern am Albis
Roos Architekten AG, Zweigniederlassung Affoltern am Albis Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Roos Architekten AG, Zweigniederlassung Affoltern am Albis provides architectural design, project and construction documentation, and construction/site management services. The practice works on residential projects (single‑family and multi‑family houses), commercial and public buildings, historic preservation, timber/hybrid construction and feasibility studies.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered11
Architectural planning
Architectural planning for new-builds, conversions and renovations of single-family houses, multi-family houses, commercial and public buildings.
Site management and project management
Site management and project management for new-build, conversion and renovation projects, including coordination of execution and scheduling.
Detailed design
Detailed design for construction projects, in particular for new-builds, conversions and renovations.
Timber and hybrid construction
Planning of timber and hybrid construction projects, from residential buildings to commercial and public buildings.
Renovations of multi-family houses
Renovations and extensions of multi-family houses as well as residential developments.
New-build multi-family houses
New-build multi-family houses and residential developments, including mixed residential and commercial use.
New-build single-family houses
New-build, conversions and interior refurbishment of single-family houses.
Commercial buildings
New-build, conversions and renovations of commercial buildings, office buildings, operating buildings and other functional buildings.
Public buildings
New-build and renovations of school buildings, sports facilities, municipal buildings and other public buildings.
Heritage protection
Renovation and conversions of listed heritage buildings and historic structures.
Studies and development projects
Studies, development work and conceptual projects for various construction tasks.
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4.0/5

Roos Architekten AG, Zweigniederlassung Affoltern am Albis

Trust & reputation

ranQ Trust Score of Roos Architekten AG, Zweigniederlassung Affoltern am Albis: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Roos Architekten AG, Zweigniederlassung Affoltern am Albis scores 52.5 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.54.224%
  • 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.27.910%
  • 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.78.08%
Roos Architekten AG, Zweigniederlassung Affoltern am Albis scores 87.1 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.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.82.07%
Roos Architekten AG, Zweigniederlassung Affoltern am Albis 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%
Roos Architekten AG, Zweigniederlassung Affoltern am Albis scores 57.1 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 35.57.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Roos Architekten AG, Zweigniederlassung Affoltern am Albis reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 3.0 out of 5 stars from 2 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
3
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle32
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Im Winkel 5
8910 Affoltern Am Albis
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-487.521.993
Founded
1995 · 31 years
Last commercial register change
October 21, 2024
Employees
21 to 50
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.76.06%
  • 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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