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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesManagement ConsultingLausanneGuillaume Delannoy, intervention systémique stratégique
Guillaume Delannoy, intervention systémique stratégique Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company provides consulting and educational services in the areas of coaching, problem-solving, and change management for organizations, companies, and individuals. The core activities include: Consulting and intervention in organizations to solve problems and bring about change; Educational programs and courses in coaching, problem-solving, and change management; Supervision and coaching for individuals and organizations; Development and implementation of educational modules and programs for companies and organizations. The company's core activity is therefore consulting, education, and development of organizations and individuals to improve their problem-solving skills and change management competence.

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Offering

Products & services

Industry:Management Consulting
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4.1/5

Guillaume Delannoy, intervention systémique stratégique

✓ Offered
3
Intervention in organizations
Strategic systemic intervention in company, association, institution or administration; team coaching, problem solving, change management, organisational diagnostics and management of relational difficulties.
Training in Palo Alto strategic systemic approach
Trainings in Palo Alto strategic systemic approach for the clinical, socio-educational and business sectors; pathways Fondamentaux, Praticien, Hypnopraticien, Coach, Clinicien, Intensif and passerelles.
Consultations
Consultations for personal or professional issues in the centres of Paris, Lausanne and Aywaille, with other consultation locations mentioned in the directory.
Trust & reputation

ranQ Trust Score of Guillaume Delannoy, intervention systémique stratégique: 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.

Guillaume Delannoy, intervention systémique stratégique 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%
Guillaume Delannoy, intervention systémique stratégique scores 85.2 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.82.07%
Guillaume Delannoy, intervention systémique stratégique 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%
Guillaume Delannoy, intervention systémique stratégique 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

Guillaume Delannoy, intervention systémique stratégique 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

Rue du Simplon 6
1006 Lausanne

At a glance

Legal form
Sole proprietorship
UID
CHE-229.379.052
Founded
2011 · 15 years
Last commercial register change
June 1, 2017
Employees
21 to 50
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.67.06%
  • 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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