Cablevision Systems Corporation (Cablevision) is a cable operator in the United States through its wholly owned subsidiary, CSC Holdings. Cablevision also has investments in cable programming networks, entertainment businesses and telecommunications companies. Through Rainbow Media Holdings, Inc., the Company owns interests in and manages numerous national and regional programming networks, the Madison Square Garden sports and entertainment business, and cable television advertising sales companies. Through Cablevision Lightpath, Inc., the Company provides switched telephone services and high-speed Internet access to the business market. The Company also owns or has interests in a number of complementary businesses and companies that include The WIZ, a chain of 43 consumer electronics stores; Clearview Cinemas, a chain of 59 movie theaters; and Northcoast Communications, LLC, a wireless personal communications services business.