"Multi-intrumentalist, composer, producer and performer Boris Hauf plays saxophones, flutes, synths, organ, various computer-based applications, cymbals, bells, rudimentary guitar and sings. He composes for large and small ensembles, performance artists, film, radio, soloists, video and installation art. More than 40 releases on vinyl, CD, tape and online. He initiated and curated the annual composition festival Chicago Sound Map in Chicago and the concert series Playdate in Berlin and lectures at the University of the Arts in Berlin. Hauf tours worldwide in a variety of bands, ensembles as well as in various performative contexts and if necessary as a solo artist. Current bands include Owl & Mack, Postmarks, Next Delusion, The Peeled Eye. As performer and composer he collaborates closely with Choreographers Christina Ciupke, Martin Nachbar, Karen Christopher and many others with in the performance context. He owns and runs the independent record label shameless and lives in Berlin, Germany."

"Martin Siewert (born 11 May 1972) is a German guitarist and film composer.

Siewert has been living in Vienna since the age of 10. He studied guitar at the University of Music and Performing Arts Graz. As a guitarist, he started his public performances in 1995. In his early performances, he played with Herwig Gradischnig, Freier Fall, Franz Hautzinger, and his band Duckbilled Platypus. With this band, he recorded two albums for the label Extraplatte.

He began to separated himself from the jazz idiom and developed an abstract sound on guitar. He became a member of Efzeg with Burkherd Stangl and Hauf and Komfort. He invited Dafeldecker, Hinteregger, Wayne Horvitz and Tony Buck to the group Komfort. In the group Trapist, he played with Joe Williamson and Martin Brandlmayr. On My Kingdom for a Lullably, he played with Christof Kurzmann, Axel Dšrner, and Billy Roisz, the video artist of Efzeg. He was a member of the guitar quartet SSSD with Taku Sugimoto, Werner Dafeldecker, and Burkhard Stangl.

He has worked with Oskar Aichinger, Christian Fennesz, Wolfgang Mitterer, Elliott Sharp, Franz Koglmann, Thomas Lehn, Karlheinz Essl, Ken Vandermark, Michael Sarin, Jamaaladeen Tacuma, Kammerflimmer Kollektief, Georg GrŠwe, Frank Gratkowski, Michael Vatcher, and Klangforum Wien. He has composed music for, ballet, film, theater, remix recordings, and sound art."