"  I think Marc has a great approach, very dynamic, he makes the atmosphere courteous and keeps his interlocutors alert in a very pleasant way.  "

"  What I liked was his simplicity, his knowledge of the subjects, his  authenticity, and its spontaneity while always keeping a precise

framework. "

"  Marc's presence is strong,  the clarifications brought to the structures were rich and dynamic. His joy of life and his truth help to create a place of trust.  "