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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsZurichRoider Giovanoli Architekten GmbH
Roider Giovanoli Architekten GmbH Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Roider Giovanoli Architekten is the planning and realization of architectural projects, particularly in the areas of residential construction, schools, community facilities and senior centers. They offer services such as architecture, construction management, landscape architecture and urban planning, and operate in Switzerland.

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Products & services

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3.8/5

Roider Giovanoli Architekten GmbH

✓ Offered
7
Architecture
Architecture for residential buildings, school buildings, town-centre planning and conversions; design, execution, construction management and competition projects.
Competition and study mandates
Processing of architectural competitions and study mandates for school buildings, residential estates, town-centre planning and public buildings; including competition winners and project development.
Conversions and renovation
Conversion of residential and commercial buildings, replacement new builds and attic conversions; including change of use, refurbishment of listed heritage buildings and construction management.
Residential construction
Planning of multi-family houses, cooperative housing estates, residential high-rise buildings and residential developments with different apartment types and shared facilities.
School and education buildings
Planning of primary school facilities, school buildings, multifunctional school buildings and extensions providing additional school space, including kindergarten and day care.
Town-centre planning
Town-centre planning with municipal buildings, public uses, services, gastronomy, residential use and green open space in several stages.
Senior housing and care buildings
Planning of senior apartments, senior centres and care units, partly as part of extensions to existing centres or new builds.
Trust & reputation

ranQ Trust Score of Roider Giovanoli Architekten GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 100% · As of October 2026

Roider Giovanoli Architekten GmbH scores 49.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.68.224%
  • 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.17.610%
  • 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%
Roider Giovanoli Architekten GmbH scores 80.8 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.79.212%
  • 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.82.07%
Roider Giovanoli Architekten GmbH scores 86.7 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).86.722%
Roider Giovanoli Architekten GmbH scores 38.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.22.94%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.53.34%
Qualifications+0.00

Roider Giovanoli Architekten GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

September 11, 2025Media
Mantelnutzung: Bis zu 100 Wohnungen bei Eiszentrum in Luzern geplant
baublatt.ch
October 7, 2022Media
Fachjury überzeugt: Alterswohnungen in Brütten gewinnen Zürcher Architekturpreis
tagesanzeiger.ch
April 15, 2022Media
Das ehemalige Regi-Areal für ganz Eschlikon
nau.ch
September 21, 2021Media
Buchrain: So sieht das künftige Dorfzentrum aus
luzernerzeitung.ch
September 21, 2021Media
Über 100 neue Wohnungen im Zentrum von Buchrain LU geplant
baublatt.ch

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Location

Vulkanstrasse 120
8048 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-288.620.697
Founded
2018 · 8 years
Last commercial register change
May 27, 2021
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.88.06%
  • 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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