GELBFINGER is the artist label of Klaas Hübner, an ︎ for his work.

Klaas works and lives between Berlin and New Orleans. He performs his musical inventions in solo concert, performances and colaborations. He exhbited and performed in the Guangzhou Museum of Art in China, Cafe Oto in London, Darb1718 Center Kairo, the Citadel in Erbil Iraq, the STUK in Leuven and many more. His sound installations are found in the Massachusetts Museum of Modern Art and the New Orleans Music Box Village. He worked as a musician and performer for various theater and dance pieces. He was part of the Space21 Collective that organizes the sound art festival Space21 in South-Kurdistan/Iraq. He curated several exhibitions for the weißensee school of arts berlin where he also set up a sound studio and held seminars for sound art.