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

About the company

raumfalter Architekten GmbH is an architectural firm providing architectural design, construction management and project leadership. The practice carries out new-build, conversion, extension, restoration and interior fit-out projects for public and private clients.

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Offering

Products & services

Industry:Architecture FirmsGeneral Contractors
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3.9/5

raumfalter Architekten GmbH

✓ Offered9
Architectural services
Planning and execution of new builds, conversions, renovations, repairs and change of use for residential, educational, administrative, commercial and cultural buildings.
Construction management
Design-led construction management and construction supervision for turnkey projects, including coordination of execution and implementation during ongoing operations.
Feasibility studies and potential analyses
Feasibility studies, potential analyses, condition assessments and preliminary studies for new builds, renovations, extensions and change of use of existing buildings.
Competition and study mandates
Project competitions, study mandates and planning competition services for residential, school, administrative, cultural and municipal projects.
Renovation and repair of existing buildings
Renovation, full renovation, comprehensive renovation, repairs and maintenance of residential houses, school buildings, public facilities and listed heritage properties.
Conversions and expansions of residential buildings
Conversion, reconfiguration and fit-out, extensions upwards and expansions of single-family homes, multi-family houses and residential developments.
Change of use and fit-outs for education and social uses
Conversions and fit-outs for kindergartens, after-school care, day care, care services, school use, supported living and similar uses.
Conversions and fit-outs of public and institutional buildings
Conversions, extensions and upgrades of municipal buildings, parish community houses, administrative facilities, churches and church-adjacent properties.
Interior fit-out for commercial and hospitality spaces
Interior fit-out, refurbishment and conversions of restaurants, offices, halls and commercially used spaces.
Trust & reputation

ranQ Trust Score of raumfalter Architekten GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

raumfalter Architekten GmbH scores 53.8 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.70.824%
  • 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.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.35.08%
raumfalter Architekten GmbH scores 83.0 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.55.07%
raumfalter Architekten 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%
raumfalter Architekten GmbH scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

raumfalter Architekten GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 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
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Austrasse 60
8045 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-115.377.276
Founded
2010 · 16 years
Last commercial register change
March 14, 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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