Matia Lenická (born 9 May 1984), also known by the stage name B-Complex, is a drum and bass producer and DJ from Bratislava, Slovakia.
[note 1][3] B-Complex began producing music in 1996 at the age of 12, being mainly interested in hardcore, trance, and psytrance, moving on to downtempo and hip hop.
[4] Following this period, she shifted to drum and bass, with the intention of creating a unique personal style.
[5] The artist's first major label release was "Beautiful Lies", which appeared on the compilation Sick Music from Hospital Records.
Her first UK show was in September 2009 at Matter nightclub in London, for a Hospitality night.