John Doorbar
John Doorbar
Professional English Trainer and Consultant, Professional English for Trainers and Coaches - https://www.johndoorbar.com/
Business Coaching, Kommunikations-Coaching, Work-Life-Balance
Präsentationstraining, Sprachtraining, Train the Trainer
Germany, Austria, Switzerland, France, (Europe)
Kunden-Referenzen
Sobald John Doorbar einen Referenzkunden angibt, siehst Du ihn hier.