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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsWinterthurCERFEDA ARCHITEKTEN AG
CERFEDA ARCHITEKTEN AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

CERFEDA ARCHITEKTEN AG is an architectural practice that designs and delivers architecture and urban planning projects. The office handles planning and execution of new-build and renovation projects at various scales, including residential developments, multifamily housing and school buildings.

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CERFEDA ARCHITEKTEN AG

✓ Offered
7
Architectural planning
Planning and implementation of new-build and renovation projects in all scales; architecture and related areas, including residential developments and multi-family houses.
Urban planning
Urban planning and development of construction assignments in the field of architecture and urban planning, complemented by projects in housing development and public construction.
Renovation
Renovation of residential and commercial buildings, including loft/attic conversions, conversions of restaurants and renovation of old-town houses.
New construction
New construction of multi-family houses, single-family houses, duplex houses, condominiums, as well as school and residential development buildings.
Housing development
Planning of residential developments with single-family houses, atrium houses and multi-family houses; development of housing developments according to the company’s own building concept.
Renovation and refurbishment
Renovation of apartments, facades and listed old-town houses; also renovation with reference to heritage protection.
Public construction
Planning of public buildings, including school projects with primary and secondary schools as well as a triple gymnasium.
Trust & reputation

ranQ Trust Score of CERFEDA ARCHITEKTEN AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 100% · As of October 2026

CERFEDA ARCHITEKTEN AG scores 57.4 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.53.824%
  • 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.78.08%
CERFEDA ARCHITEKTEN AG scores 83.5 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.95.212%
  • 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%
CERFEDA ARCHITEKTEN AG scores 86.7 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).86.722%
CERFEDA ARCHITEKTEN AG scores 38.1 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 35.42.94%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.33.34%
Qualifications+0.00

CERFEDA ARCHITEKTEN AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.7 out of 5 stars from 6 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
3.7
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle3.76
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

June 30, 2026Media
Massarbeit am Seeufer
hochparterre.ch
March 26, 2023Media
Wohnen in Kollbrunn: Grosse Pläne für das Sägerei-Areal
tagesanzeiger.ch

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Location

Turmhaldenstrasse 6
8400 Winterthur
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
Corporation
UID
CHE-493.527.372
Founded
2013 · 13 years
Last commercial register change
March 30, 2021
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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