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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsZurichMüller & Truniger dipl. Architekten ETH SIA Kollektivgesellschaft
Müller & Truniger dipl. Architekten ETH SIA Kollektivgesellschaft Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Müller & Truniger is architecture. The company provides services in the fields of architecture, engineering and environment and consists of a team of architects who plan, design and implement projects.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered4
Architectural consulting and planning
Architectural consulting, feasibility studies, preliminary studies, planning, as well as design from the preliminary study through to execution planning for residential, commercial, industrial, office and public buildings.
New builds, conversions and renovations
New builds, conversions, renovations and change of use for residential, commercial, industrial and office buildings, public buildings, leisure and recreation facilities, as well as infrastructure projects.
Client representation, site management and cost & schedule planning
Cost planning, schedule planning, site management and client representation as supplementary services alongside the architectural design.
Urban planning
Urban planning from district and site development to complex interventions in the urban fabric and at transport hubs.
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3.9/5

Müller & Truniger dipl. Architekten ETH SIA Kollektivgesellschaft

Trust & reputation

ranQ Trust Score of Müller & Truniger dipl. Architekten ETH SIA Kollektivgesellschaft: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Müller & Truniger dipl. Architekten ETH SIA Kollektivgesellschaft scores 56.8 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.73.124%
  • 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%
Müller & Truniger dipl. Architekten ETH SIA Kollektivgesellschaft scores 80.5 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.83.012%
  • 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%
Müller & Truniger dipl. Architekten ETH SIA Kollektivgesellschaft 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%
Müller & Truniger dipl. Architekten ETH SIA Kollektivgesellschaft scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Müller & Truniger dipl. Architekten ETH SIA Kollektivgesellschaft 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 3 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 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Hardturmstrasse 169
8005 Zurich

At a glance

Legal form
General Partnership
UID
CHE-108.537.416
Founded
2017 · 9 years
Last commercial register change
June 12, 2017
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.79.06%
  • 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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