After a long internship at Les Inrockuptibles as journalist, Mathieu Fonsny founded the Forma.T label and events which were a serious party playground between 2006 and 2013. After that, he joined Dour Festival's booking team to lead him to create Liquiid Agency this year, an independant creative agency that offers services in booking (Dour Festival, Fifty Lab, We Love Green, Peacock Society, Initial, ...), in communication (Dour Festival, Moonshine, Vlek records, ...) and in event production (Fifty Lab, Kiosk Radio, Grünt, ...). Since 2019, Mathieu also created Fifty Lab, a showcases festival in Brussels based on a collaborative way of programming with other international festivals bookers.