After sound engineering school, Alexandre worked for radios as a technician and producer. Afterwards, he taughts show management during 5 years.

During this time Alexandre developed his own label with recording studio and rehearsal place.

Since 2010, Alexandre Quentin is a booking agent / management and producer for several festivals in France. (Reggae Sun Ska in Bordeaux / Summer Vibration in Selestat) He also produces East Summer Festival in France since 10 years and created his own production company Alka Prod.