Fidelity Kastrow held DJ-residencies in Berlin and London since 2007 (Sisyphos, Egg London, Tresor, Torture Garden) and released her own dark techno 12inch vinyl EPs on Mute’s seminal techno sub-label NovaMute (Daughter Of Darkness, The Huntress, Wolf Clan) and Sisyphos’ label Sisyphon (Full Moon Falcon, Heyoka). As a DJ, she has performed in 20+ countries (including Sweden, Lebanon, Morocco, Greece, France, Denmark) and festivals like Фузион (Germany), Milkshake (Netherlands), Melt (Germany) and Exit (Serbia).

She co-presents & co-produces the weekly radio show Berlin Soul since 2008, which is broadcast on Pioneer DJ Radio (Ibiza), Dance Paradise (Brazil / South America), Underground FG (France) and BLN.FM (Germany).

With a background of 7+ years in classical music education (piano, voice, musical composition) and attending East Berlin’s prestigious ’Spezialschule für Musikerziehung’ (Georg-Friedrich-Händel), she first started out as a songwriter, lyricist and vocalist in 2003, writing and co-writing tracks and delivering vocals for Inspiral Carpets’ Martyn Walsh’s solo project Spartak, released via Factory Records fanzine Scream City.