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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringSaloufPlanisaziun Sonder SA
Planisaziun Sonder SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Planisaziun Sonder SA encompasses planning, surveying, calculation and consulting in the field of civil engineering, particularly in the areas of road construction, utility line construction and water supply systems.

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Offering

Products & services

Industry:Technical Consulting & EngineeringCivil Engineering Firms
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Planisaziun Sonder SA

✓ Offered7
Engineering work in road construction
Planning, project design and site management of maintenance roads, municipal roads and cantonal roads from concept to completion.
Water supply systems
Professional design of spring intakes, well chambers, supply pipelines, reservoirs and distribution networks, as well as quality assurance for drinking-water facilities.
Drainage systems
Planning and supervision of stormwater and foul wastewater pipelines with manholes and special structures for municipal drainage.
Water engineering and hydropower
Flood protection measures, watercourse engineering, hydraulic calculations, feasibility and potential studies, as well as project planning for hydropower plants.
Utility network cadastre
Surveying and updates of drainage and water-supply facilities, locating buried electrical lines, and preparing general drainage plans (GEP).
Surveying services
Topographic surveys, evaluations, digital terrain models, stake-outs, construction setting-out frameworks and precise deformation measurements for construction projects.
Client support and consulting
Support and advice for clients, including evidence preservation, neighbourhood planning, separate construction management, billing and structural calculations by arrangement.
Trust & reputation

ranQ Trust Score of Planisaziun Sonder SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Planisaziun Sonder 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.
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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%
Planisaziun Sonder SA scores 81.1 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.89.612%
  • 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%
Planisaziun Sonder SA scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Planisaziun Sonder SA scores 9.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.9.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Planisaziun Sonder 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

Veia Davos Clavo 7
7462 Salouf

At a glance

Legal form
Corporation
UID
CHE-303.883.987
Founded
2015 · 11 years
Last commercial register change
May 5, 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.70.03%
    • Full methodology

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