Quelza, real name Léo Nairolf, is a French electronic music producer and DJ known for his sophisticated approach to techno. Emerging from the vibrant Parisian scene, Quelza has built a reputation for his intricate, cinematic sound design and deeply atmospheric compositions, drawing influences from ambient, IDM, and experimental music. Since debuting in the mid-2010s, he has released acclaimed EPs and tracks on respected labels such as Mord, KSR, and Hayes Collective, while his dynamic DJ sets have taken him to prominent clubs and festivals across Europe, including Berghain in Berlin and Possession in France.

Quelza’s work stands out for its attention to detail and emotional depth, blending driving rhythms with textured, immersive layers that transport listeners into surreal auditory landscapes. Continuously evolving, he is widely recognized as one of the most exciting and forward-thinking talents in contemporary techno.