As part of the client accounting department within the creative division, the apprenticeship will involve learning the following tasks: recording payments with account lettering, client follow-up via the collection tool, analysis of the client ledger, preparation of client reporting, establishment of DES, management of netting, and processing of intercos (semi-annually). You will be trained by a tutor who will assign you different tasks as you acquire skills. Havas is one of the largest communication groups in the world, with over 23,000 employees in over 100 countries.