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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsZurichSTW AG für Raumplanung
STW AG für Raumplanung Logo
Verified· 3 sourcesTrust Score
Summary

About the company

STW AG für Raumplanung is an independent service provider for spatial planning, traffic planning, nature and landscape, as well as project management and consulting in construction and planning. Its services include area and local planning, follow-up planning, baseline studies, real estate and building consultancy, competition management, and moderation/communication.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered5
Spatial planning
Spatial planning for projects of all sizes, from supraregional and regional planning through local planning and settlement development to follow-up planning, development of fundamentals and landscape planning.
Consulting
Consulting on construction and planning matters, review and optimisation of legal bases and design instruments for building applications, building projects and preliminary projects; taking over building office tasks on a mandate.
Competitions
Organisation and support of architectural, idea and project competitions as well as study assignments, including process analysis, calls for tenders, test planning and execution of multi-stage procedures.
Real estate consulting
Potential analysis for properties and development of real estate strategies based on spatial planning and property valuation; identification of suitable development options within applicable and future regulations.
Facilitation & communication
Facilitation of conferences, topic development, organisation, preparation, execution and follow-up, as well as communication concepts for events and spatial-planning processes.
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3.9/5

STW AG für Raumplanung

Trust & reputation

ranQ Trust Score of STW AG für Raumplanung: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

STW AG für Raumplanung scores 60.9 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.57.924%
  • 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.40.910%
  • 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.95.08%
STW AG für Raumplanung scores 71.4 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.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.70.07%
STW AG für Raumplanung 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%
STW AG für Raumplanung scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

STW AG für Raumplanung reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.8 out of 5 stars from 4 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
3.8
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle3.84
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Mattengasse 27
8005 Zurich
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-382.649.846
Founded
2020 · 6 years
Last commercial register change
December 24, 2020
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.
76.0
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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