DJ since 2001, Marie-Hélène turned to musical creation in 2015. She is co-founder with singer Sienna Dahlen of the electro-experimental duo Klardrøm, with whom she has presented performances in Montreal parties and festivals, as well as than in Toronto, Calgary, Vancouver and Chápala (Mexico). She has composed soundtracks and atmospheres for contemporary dance and circus creation workshops (BASKULTOO, Les 7 Doigts).

She also signed part of the music for the dance show Mue érable (2018), under the choreographic direction of Charles-Alexis Desgagnés. As a DJ, she regularly accompanies yoga flow practices and dance classes with music. His first solo musical project, Louvoyons, is part of a desire to bring together drama and lightness, darkness and light, in the same electronic experience. A first album, La Vague, released in the summer of 2022, was presented in live performance at the Mutek Montreal festival.