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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringPlan-Les-OuatesHelveos SA
Helveos SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Helveos SA is an engineering consultancy active in civil engineering, geotechnics, energy, water and hydraulic structures. The company plans and supports projects in these fields, including buildings, infrastructure, water supply, wastewater, energy systems, dams and flood protection works.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered8
Consulting engineering for civil engineering and geotechnics
Consulting engineering for buildings, structures, urban and transport infrastructures; geotechnical calculations, foundations, retaining structures, complex structures, rehabilitation, extensions, and seismic calculations.
Energy engineering
Engineering for hydrothermal energy, thalassothermal energy, waste heat recovery, CAD and FAD urban networks, wood/gas/electric heating plants, geothermal energy and multidisciplinary technical coordination.
Water engineering
Studies and engineering for drinking water, wastewater, stormwater and water resources; treatment plants, pumping, networks, drainage, flood protection, modelling and GIS.
Engineering for dams and hydraulic structures
Design, assessment, rehabilitation and monitoring of dams, dikes, hydropower plants, lake and river structures; safety studies, instrumentation monitoring, flood protection and hydraulic modelling.
Feasibility studies and master plans
Very upstream consulting engineering for the design and planning of major projects, including feasibility, master plans and SIA phase 21.
Project management
Support for the study and implementation phases of structures and infrastructures, from SIA phase 31 to 53.
Technical assistance, BAMO and expertise
Technical, financial and contractual advisory services; owner’s representative support, expert assessments and mobilisation of specialised expertise in the fields of activity.
BIM Method
Multidisciplinary production approach with BIM, carried out by trained and certified collaborators.
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4.1/5

Helveos SA

Trust & reputation

ranQ Trust Score of Helveos SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Helveos 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%
Helveos SA scores 87.1 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.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.55.07%
Helveos 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%
Helveos SA scores 40.0 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 35.40.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Helveos SA 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.

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Location

Chemin du Pont-du-Centenaire 110
1228 Plan-Les-Ouates

At a glance

Legal form
Corporation
UID
CHE-106.105.282
Founded
1993 · 33 years
Last commercial register change
October 22, 2025
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.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.85.03%
    • Full methodology

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