Ted Arison is the founder of Carnival cruise lines. Stared in 1072 as an independent company, Carnival cruise lines has now became one of the eleven cruise ship brands operated by Carnival Corporation and PLC. Among the eleven cruise ship brands Carnival cruise lines owns the largest fleet with 23 vessels. The company controls 21.1% of the world wide market share. The North American division of the Carnival Corporation, based in Doral, Florida provides executive control for the company.