If you have any questions, remarks or need additional info, please contact us – we speak german and english:


For general questions, registration related questions (details, payments, waiting list status), and accomodation (room distribution, hotel discounts), helper organization, artists support (bookings & travel for teachers, DJ’s, photographers, topics of classes & tasters), J&J, and facebook/web communication:


For all technical issues (band support/stage and tech riders, sound systems) and all onsite ABC convention centre questions, e.g. class rooms, sound and light,  special food needs, and flyers: