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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryPublic Administration & EducationContinuing education providerGenevaDouze Zéro Deux, Erdal Özkan
Douze Zéro Deux, Erdal Özkan Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Douze Zéro Deux, Erdal Özkan provides personalized French lessons for children, teenagers and adults, at home, at work, online or in other settings. Services also include preparation for the FIDE exam and support with Swiss naturalisation and residence permit procedures.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Continuing education provider
✓ Offered5
Individual and small-group French courses
Individual or small-group French courses, at home, at work, online, in a café or in the workshop; tailored programme, conversation and grammar.
French support classes for children and adolescents
French support classes for children and adolescents, with guidance tailored to the school level and the student’s needs.
Swiss citizenship courses and FIDE preparation
French courses for Swiss naturalisation, preparation for the FIDE exam and preparation for the interview with the OCP.
Preparation for naturalisation formalities and B/C permits
Support with compiling the application file, writing, personal presentation and understanding the Swiss political system, voting, culture and history.
French immersion courses
French immersion with daily activities, trips in Geneva, meals, board games and thematic stays including class hours.
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4.1/5

Douze Zéro Deux, Erdal Özkan

Trust & reputation

ranQ Trust Score of Douze Zéro Deux, Erdal Özkan: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Douze Zéro Deux, Erdal Özkan 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%
Douze Zéro Deux, Erdal Özkan scores 69.6 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.79.212%
  • 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%
Douze Zéro Deux, Erdal Özkan scores 86.7 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).86.722%
Douze Zéro Deux, Erdal Özkan 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

Douze Zéro Deux, Erdal Özkan 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 November 2026.

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

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Location

Rue de Vermont 60
1202 Geneva
Opening hours
Mon
07:30 - 21:00
Tue
07:30 - 21:00
Wed
07:30 - 21:00
Thu
07:30 - 21:00
Fri
07:30 - 14:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-496.753.479
Founded
2018 · 8 years
Last commercial register change
March 10, 2021
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • GEGeneva
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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