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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringGenevaGruner Stucky SA
Gruner Stucky SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Gruner Stucky SA is an engineering and planning company active in building construction, infrastructure and energy. It advises and supports public and private clients throughout project phases, from strategic planning and construction to commissioning and asset management.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered2
Engineering and consulting services for buildings, infrastructure and energy
Engineering and consulting services for public and private clients in the fields of buildings, infrastructure and energy.
Building services engineering and building climate engineering
Design of comprehensive concepts for buildings, climate, lighting and shading simulations, heating, ventilation, plumbing, electrical services and building control systems.
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3.6/5

Gruner Stucky SA

Trust & reputation

ranQ Trust Score of Gruner Stucky SA: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

x

Data basis 54% · As of October 2026

Gruner Stucky SA 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%
Gruner Stucky SA scores 37.5 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.0.012%
  • 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%
Gruner Stucky SA scores 83.3 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).83.322%
Gruner Stucky SA scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Gruner Stucky SA reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». 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.

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Location

Boulevard James-FAZY 8
1201 Geneva

At a glance

Legal form
Branch
UID
CHE-186.408.080
Founded
2026 · 0 years
Last commercial register change
March 17, 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.
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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