DJ Sneak (real name Carlos Sosa) is a Puerto Rican house music DJ and producer raised in Chicago, Illinois. He is noted as being one of the second wave of influential Chicago house producers, (alongside the likes of Derrick Carter, Cajmere/Green Velvet, Gemini, and Paul Johnson) as well as a member of the vanguard of late-1990s United States house producers.
DJ Sneak began listening to house music soon after he and his family arrived from Puerto Rico in the early 1980s. Because he could not speak English, Sneak gravitated to instrumental music (as well as graffiti art), and became inspired by Chicago legends such as Marshall Jefferson and DJ Pierre.Many of those early innovators had left Chicago for the East Coast by the late 80s, when Sneak was ready to start in the business; by 1992, however, Cajmere had begun a resurgence in the city's classic sound by starting up Cajual Records. Sneak aided in the revolution with a series of singles on Cajual's sister label, the harder-
Source: http://en.wikipedia.org/wiki/DJ Sneak