A dual listed company, Carnival is composed of two companies, Carnival Corporation and Carnival plc, which are combined and function as one entity, listed on the New York Stock Exchange and London Stock Exchange respectively.
As such, Carnival is the only company in the world to be listed on both the S&P 500 and FTSE 100 indices. Carnival Corporation's global headquarters is located in Miami, Florida, in the United States, with UK headquarters being at Southampton, Hampshire, and with regional offices in Australia, Germany and Italy.
The Carnival group now comprises 11 cruise line brands operating a combined fleet of over 100 ships, totalling over 190,000 lower berths, and with new ships on order. A 10th brand, stylised as fathom, was announced in June 2015, and commenced operations in April 2016.
Fathom operations will be discontinued in June 2017. In 2011 the combined brands of the Carnival group controlled a 49.2% share of the total worldwide cruise market. The following operating companies have full executive control of the Carnival brands in their portfolio.