Jamie Ale McKenzie, born 4^th August 1983, known professionally under pseudonyms Nastyrck and Mac.1, is a British DJ and producer, engineer, song writer and multi-instrumentalist. Raised in Hackney, East London, he began his career in 2002 as a producer collaborating with London based collective, Street Politiks. This led to the start of his Music career, providing various major record labels with remixes of global releases. His first remix was of Alicia Key’s hit single, U Don’t Know My Name from her second studio album, The Diary of Alicia Keys. This led to the commissioning of a string of official remixes of multiple major releases of this era. He remixed US R&B singer and Rapper Lumidee featuring  N.O.R.E from her debut album, Almost Famous, in 2003, Alex Cartañá’s  UK single Release Of Hey Papi (2004), UK artist Tyler James debut single, Why Do I Do, as well as the promotional remix of Amie WineHouse‘s third single In My Bed from her critically acclaimed debut studio album, Frank, in 2004. He remixed the lead single Looking For A Place for the duo Mania, the same year as well as  Cassidy’s massive hit single Get No Better, followed by the remix of hip-hop duo Clipse limited edition Vinyl release of Fabulous. In 2006 Mac.1 went on to produce original tracks War and  Foundation, for UK hip-hop legend Klashneckoff ‘s group Terra Firma. In 2008 he remixed Canadian singer Raghav’s hit single, My Kinda Girl featuring hip-hop legend Redman. He then produced his first original international cut Got To Be Free with Hungarian singer Slivia, in 2013.