J Colleran is the stage name of Irish producer and composer Jack Colleran. He is known for his experimental electronic music, which often combines ambient and glitch sounds with heavy beats and dreamy melodies. Colleran's music has been released on labels such as Warp Records and played on radio stations like BBC Radio 1. He has also composed soundtracks for films and video games, including the acclaimed indie game "Dreams." Collaborations with artists like Icelandic singer JFDR have further expanded Colleran's sonic palette and garnered critical acclaim.