Bjørn Charles Dreyer studied music at Agder Music Conservatorium, the University of Agder, and the Norwegian Academy of Music. Bjørn participated in more than 150 released albums as a guitarist, artist, or producer. He founded the group Boschamaz with Erland Dahlen. The duo released two albums; This is not Sweden and Rød, both released on Hecca Records.


Besides freelancing, his interests are also sound art and soundscape composition. The result is, among other things, two albums, Piston Ltd and Westaman, both in collaboration with Xploding Plastix. Bjørn's solo album Time and Mass is his first recording for NXN Recordings.