Lasse Marhaug (born 1974) is a Norwegian experimental musician, sound artist and producer who primarily works in the field of noise music but frequently drifts into other areas such as improvisation, jazz, rock and extreme metal.
He participates or has participated in the projects Nash Kontroll (with Mats Gustafsson and Dror Feiler), DEL, Testicle Hazard, Jazkamer/Jazzkammer, Origami Replika and Lasse Marhaug Band. Other collaborative partners include Tore Honoré Bøe, Marc Broude, Anla Courtis, Carlos Giffoni, John Hegre, Kommissar Hjuler und Frau,
Merzbow, Paal Nilssen-Love, Nordvargr, Maja Ratkje, The Skull Defekts, Ronnie Sundin, Sunn O))), Ken Vandermark, Jon Wesseltoft, Runhild Gammelsæter, John Wiese, Jenny Hval, Kelly Lee Owens,
Jérôme Noetinger...