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DirectoryConstruction & ArchitectureArchitectZurichraumlabor.ch Architektur und Raumdefinition; Dieter Schwarz, Architekt ETH SIA SWB
raumlabor.ch Architektur und Raumdefinition; Dieter Schwarz, Architekt ETH SIA SWB Logo
Verified· 2 sourcesTrust Score
Summary

About the company

raumlabor.ch Architektur und Raumdefinition; Dieter Schwarz, Architekt ETH SIA SWB provides architectural services, including concept consulting, design, planning and construction management. The practice also undertakes studies, building projects and project development, sometimes acting as the client.

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Products & services

Industry:Architect
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raumlabor.ch Architektur und Raumdefinition; Dieter Schwarz, Architekt ETH SIA SWB

Architecture
Architecture for residential, commercial and conversion projects, new builds, renovations and execution planning; also for site-wide developments, extensions and interior fit-outs.
Project development
Project development for residential buildings and site-wide developments; taking over the role of the client, from development through handover to the new ownership entities.
Studies, concepts and competitions
Studies, designs, concept studies, study commissions and competitions for new-build, conversion and extension projects, including volume and densification studies.
Conversions and renovations
Conversion and renovation projects for apartments, houses, industrial properties, historic buildings and existing sites; partly with execution planning and construction management partners.
New build of residential and commercial buildings
New construction of residential, mixed-use and commercial buildings, including houses, apartment buildings, residential and commercial houses, guest houses and multi-generation homes.
Site-wide development
Planning of site-wide developments for residential and mixed uses, including extensions, densification and development of complete plots or area complexes.
Trust & reputation

ranQ Trust Score of raumlabor.ch Architektur und Raumdefinition; Dieter Schwarz, Architekt ETH SIA SWB: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

raumlabor.ch Architektur und Raumdefinition; Dieter Schwarz, Architekt ETH SIA SWB 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%
raumlabor.ch Architektur und Raumdefinition; Dieter Schwarz, Architekt ETH SIA SWB scores 76.4 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.95.212%
  • 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%
raumlabor.ch Architektur und Raumdefinition; Dieter Schwarz, Architekt ETH SIA SWB scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
raumlabor.ch Architektur und Raumdefinition; Dieter Schwarz, Architekt ETH SIA SWB scores 10.6 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 35.10.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

raumlabor.ch Architektur und Raumdefinition; Dieter Schwarz, Architekt ETH SIA SWB 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 54%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Naphtastrasse 10
8005 Zurich

At a glance

Legal form
Sole proprietorship
UID
CHE-111.696.601
Founded
2013 · 13 years
Last commercial register change
July 22, 2015
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • ZHZurich
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.67.06%
  • 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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