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

About the company

The company is an architectural firm specializing in the planning and realization of construction projects in various fields, including: residential buildings (senior housing, nursing homes, single-family homes), schools and educational institutions (school complexes, vocational schools, technical schools), healthcare facilities (clinics, rehabilitation centers, ambulance garages), public buildings (city archives, security centers, indoor swimming pools), and renovations and conversions of existing buildings. The company participates in architectural competitions and has already received numerous awards and honors.

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Products & services

Industry:Architecture Firms
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4.1/5

Franziska Sebastian Müller Architekten GmbH

✓ Offered6
Architecture for new builds and conversions
Design and realization of new builds and conversions, focusing on architecturally and high-quality projects while meeting cost frameworks, deadlines and ecological requirements.
Competition projects
Processing of open and selective competitions for school buildings, senior housing, healthcare facilities, operational buildings and other public construction projects.
Renovation and extension
Renovation and extension of residential and school buildings, as well as conversions with replacement new builds and tenant fit-outs.
School buildings
Planning of school facilities, school buildings and extensions for cantonal secondary schools, vocational schools and other education buildings.
Senior and care facilities
Planning of senior housing, health centres, rehab clinics and assisted living and nursing homes for public and institutional clients.
Residential construction
Planning of multi-family houses, residential developments, senior apartments and residential buildings, as well as reconstruction of old town houses.
Trust & reputation

ranQ Trust Score of Franziska Sebastian Müller Architekten GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 58% · As of October 2026

Without public customer reviews the score stays capped.

Franziska Sebastian Müller Architekten GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Franziska Sebastian Müller Architekten GmbH scores 82.3 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.89.612%
  • 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.70.07%
Franziska Sebastian Müller 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%
Franziska Sebastian Müller Architekten GmbH scores 36.0 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 35.28.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.43.34%
Qualifications+0.00

Franziska Sebastian Müller Architekten GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 58%, 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.

Press

Media

May 26, 2026Media
Hochparterre Wettbewerbe 2/2026
hochparterre.ch
January 25, 2026Media
An der Vernissage präsentiert: So soll die Kanti Wohlen erweitert werden – das sind die Kosten dafür
aargauerzeitung.ch
January 17, 2026Media
Das Siegerprojekt für die Erweiterung der Kanti Wohlen heisst «Here comes the sun»
aargauerzeitung.ch

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Location

Manessestrasse 170
8045 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-482.483.859
Founded
2015 · 11 years
Last commercial register change
October 1, 2015
Employees
11 to 20
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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