A graduate in business economics, Ousmane Zoromé Samassékou continued his studies at the Conservatory of Multimedia Arts and Crafts in Bamako. He then obtained a master's degree in documentary production and creation at the Gaston Berger University in Saint Louis, Senegal. Ousmane is a partner with DS Production in Bamako, where he is a producer, director, DOP and editor. In 2015, he completed his first feature-length documentary film on the evils that hinder training and education in Mali: Les héritiers de la colline, produced by Label Vidéo (France) and DS Production (Mali), which won the Grand Prix du Jury at the Agadir Festival and special mention of the Jury at the AMAA Awards . His latest feature-length documentary The Last Shelter was presented at the IDFA Forum in 2019 (round tables) and 2020 (rough cut) under the working title Witnesses from the Shadow (Les témoins de l’ombre). With this project, Ousmane participated in the IDFA Summer School and the IDFA Academy in 2019. As co-producer of Aïcha Macky's ZINDER, produced by Tabous productions (Niger), Les films du balibari and Corso films, he participated in the Atlas workshops in 2020, la Fabrique des Cinémas du Monde at the Cannes Film Festival, the Ouaga Film Lab and the Produire au Sud workshops of the 3 Continents film festival in Nantes. In October 2018, he won the producer networks grant at the Ouaga Producer Lab with the project Tonso.