As a composer, instrumentalist and music producer, Milan became involved in film and theatre projects. 

He has cooperated with various musicians and was part of projects such as the “Agora Ensemble”, which explored Portuguese music. He was a member of “Crossing Worlds Sextet” where he created music based on improvisation along with Boris Kovac and other members of the sextet. He has been involved in several projects as a studio musician. For example in the music score for Oleg Novkovic’s film “White, White World” (original title “Beli, Beli Svet”) composed by Boris Kovac; and, as a guest, in Boris Kovac’s title track of the album “Catalogue of Memories”.