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

About the company

The core activity of Diethelm & Mumprecht is the planning and development of architectural projects, including urban planning, landscape architecture and building design, with the aim of creating high-quality and needs-based architecture that meets the needs of clients and users.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered4
Architecture
Architectures of all kinds, from the initial brief to the completed building; urban planning concepts, design, detailing and collaboration with specialist consultants.
Conversion and renovation
Conversions and renovations of apartments and buildings, including conceptual development and architectural design work up to the completed project.
Competition projects
Competition designs and studies for public and private construction projects, exemplified by a Competition Entry for the Swiss Embassy in Addis Ababa.
Interior design
Design of interiors and spatial accents, such as entrance areas, central elements and realized details within the architectural context.
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4.1/5

Diethelm & Mumprecht Architektur GmbH

Trust & reputation

ranQ Trust Score of Diethelm & Mumprecht Architektur 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.

Diethelm & Mumprecht Architektur 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.
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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%
Diethelm & Mumprecht Architektur GmbH scores 86.7 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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.70.07%
Diethelm & Mumprecht Architektur 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%
Diethelm & Mumprecht Architektur GmbH scores 18.6 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 35.37.14%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Diethelm & Mumprecht Architektur 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

December 21, 2017Media
Intrinsischer Städtebau - Residenz der Gustav Zollinger-Stiftung
swiss-architects.com

Knowledge

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Location

Zelgstrasse 6
8003 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-109.898.443
Founded
2002 · 24 years
Last commercial register change
March 10, 2021
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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