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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesCoachDenensJoanna Stefanska
Joanna Stefanska Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Joanna Stefanska works as a coach, advisor and speaker on leadership, meaningful careers and societal impact. She teaches in an Executive MBA programme in Digital Leadership and publishes books, reports and articles on responsible leadership and social change.

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Joanna Stefanska

✓ Offered4
Executive Coaching and Advisory
Coaching and advisory on meaningful careers, responsible leadership, business model innovation, and personal development; supports leaders, teams, and organisations in transformation and impact questions.
Facilitation and Moderation
Facilitation and moderation using methods such as Art of Hosting, Business Model Innovation, Business Model You, dialogue formats, and collaborative workshops for groups and organisations.
Speaking and Keynotes
Speaking engagements and public talks on impact, technology, leadership, social issues, and new approaches to impact, business, and relationships.
Teaching and Executive Education
Teaching and executive education in the Executive MBA Digital Leadership in Zurich; topics around leadership, technology, and societal change.
Trust & reputation

ranQ Trust Score of Joanna Stefanska

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of November 2026

Joanna Stefanska 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%
Joanna Stefanska scores 35.6 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%
Joanna Stefanska 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%
Joanna Stefanska scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

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Location

Chemin de Chatagny 4
1135 Denens

At a glance

Legal form
Sole proprietorship
UID
CHE-151.306.651
Founded
2026 · 0 years
Last commercial register change
April 21, 2026
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • VDDenens
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.
67.0
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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