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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsWinterthurStudio Jakob GmbH
Studio Jakob GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Studio Jakob GmbH is an architecture and design studio that plans and delivers architectural and interior projects, including new-builds, renovations and work on listed/heritage buildings. Services include concept and design, project coordination with specialist consultants, feasibility studies and advisory support for property and building matters.

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Offering

Products & services

Industry:Architecture Firms
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4.1/5

Studio Jakob GmbH

✓ Offered4
Architecture + Building Projects
Planning and realization of new-build and renovation projects, architectural design and concept development, coordination of specialist planners and contractors, building permit submission and negotiations with authorities.
Renovations + Heritage
Design and realization of renovation projects, integration of traditional craftsmanship, collaboration with heritage conservation authorities, implementation on listed and protected buildings.
Interior Design
Interior space concepts for restaurants, offices, hotels, retail premises and private clients, material and spatial concepts, custom-made furniture, advice for fit-out and furnishing.
Studies + Consulting
Development-planning and feasibility studies, concepts, alternative solution variants, clarifications on building law requirements, surveys of existing conditions, consulting during property purchases.
Trust & reputation

ranQ Trust Score of Studio Jakob GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Studio Jakob 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%
Studio Jakob GmbH scores 72.3 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.75.012%
  • 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.55.07%
Studio Jakob GmbH 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%
Studio Jakob GmbH scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Studio Jakob 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 54%, 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.

Knowledge

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Location

Hier entsteht die Karte
Rudolfstrasse 37
8400 Winterthur
Opening hours
Mon
Closed
Tue
08:00 - 18:00
Wed
08:00 - 12:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-189.423.897
Founded
2019 · 7 years
Last commercial register change
July 13, 2026
Employees
1 to 10
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.
88.0
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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