Five-day professional programmes in 14 citiesClassroom, online and in-house info@aractech.com +31 85 7444446

December 2026

Course calendar

Every public course date, month by month. Filter by city or subject to plan ahead.

5 course dates in December 2026

  1. 7Dec Interpersonal Skills and Self DevelopmentAssertiveness Skills Amsterdam 7 – 11 Dec 2026 · €3,215
  2. 7Dec Interpersonal Skills and Self DevelopmentHandling Difficult People and Conversations Amsterdam 7 – 11 Dec 2026 · €3,215
  3. 7Dec Interpersonal Skills and Self DevelopmentInfluencing Skills Without Authority Amsterdam 7 – 11 Dec 2026 · €3,215
  4. 7Dec Interpersonal Skills and Self DevelopmentSoft Skills for the AI Industrial Era Amsterdam 7 – 11 Dec 2026 · €3,215
  5. 21Dec Interpersonal Skills and Self DevelopmentMaster Class on Leading People & Innovation Amsterdam 21 – 25 Dec 2026 · €3,215