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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsChurRAPHAEL ZUBER, Architekt
RAPHAEL ZUBER, Architekt Logo
Verified· 4 sourcesTrust Score
Summary

About the company

RAPHAEL ZUBER, Architekt is an architectural practice that designs and delivers building projects, with documented work on apartment buildings, schoolhouses, indoor swimming pools, a funeral chapel, university campus buildings and private houses.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered2
Architectural services
Architecture for residential buildings, school buildings, kindergartens, indoor swimming pools, funeral halls and weekend houses; planning, design and implementation of new-build and renovation projects.
Competition and project design
Design concepts and visualisations for construction projects, including renderings, animations and monographs for individual projects and working methods.
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3.7/5

RAPHAEL ZUBER, Architekt

Trust & reputation

ranQ Trust Score of RAPHAEL ZUBER, Architekt: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 100% · As of October 2026

RAPHAEL ZUBER, Architekt scores 48.3 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.58.124%
  • 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.35.310%
  • 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%
RAPHAEL ZUBER, Architekt scores 65.7 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.70.212%
  • 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%
RAPHAEL ZUBER, Architekt 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%
RAPHAEL ZUBER, Architekt scores 51.2 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 35.65.74%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.36.74%
Qualifications+0.00

RAPHAEL ZUBER, Architekt reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 3.7 out of 5 stars from 3 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 3 reviews across all connected sources

Sources
GGoogle3.73
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

May 28, 2026Media
Biennale Countdown 4: Raphael Zuber
hochparterre.ch
July 16, 2012Media
Raphael Zubers beispielhaftes Schulhaus
nzz.ch
April 5, 2012Media
Schulhaus und Kindergarten - Schulhaus und Kindergarten Grono
swiss-architects.com

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Location

Pfistergasse 3
7000 Chur

At a glance

Legal form
Sole proprietorship
UID
CHE-114.407.466
Founded
2020 · 6 years
Last commercial register change
January 24, 2020
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.
67.0
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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