40 000
trained people around the world
+ 2 500
international customers
100%
satisfied customers
98%
certified participants in complex negotiation
A trading agency unique in the world
ADN is an agency of negotiators and experts. Every day, they support clients from all over the world in their complex negotiations, whether commercial, social, diplomatic or crisis-related, and on related topics such as stress management, management, leadership, crisis management, interviewing, and strategic recruitment.
"A safe investment! No hesitation."
Pierre Ribaute, General manager
"Extremely valuable help and undeniable expertise"
Fabien Tintet, Sales Director
"A unique learning experience"
Christian Biegert, Executive Director Central Europe
"True negotiation experts"
Marc Vermeulen, CEO
"An extraordinary experience, a unique approach"
Julien Morel, Sales Director
"I've never experienced such intense moments."
Sigrid Trendel, Director of National Clients
“Marwan excels in mastering his craft, which he conveys eloquently. His teaching goes beyond negotiation.”
Marc Vettard, Deputy CEO
A NEGOTIATION AGENCY
UNIQUE IN THE WORLD
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