Marcelo Demarco (born February 19, 1971) is an Uruguayan DJ and producer also known as Mark Demark. He began his professional career djing in the early 1990s in Montevideo's incipient rave scene. As a DJ with an ever increasing fanbase, he become number 1 Uruguayan DJ at topdeejays.com. His style evolved from progressive house at his early stages to a very distinctive underground tech house. In 2005 he created SexiBeats records where he released most of his productions but the Label never actually generate enough revenue and was eventually left behind. In 2011 he found Suro Records this time with better luck, the catalogue include artists like Alex Arnout, El Mundo & Satori and Brisboys.