Tui 

TUI AG is a global tourism group that, along with its subsidiaries, delivers a diverse range of travel and leisure services worldwide. The company manages a portfolio of hotels and resorts under several prominent brands, including Robinson, Riu, TUI Blue, Blue Diamond, TUI Suneo, and TUI Magic Life. Additionally, TUI engages in tour operating activities and runs its own airline divisions. It also oversees a fleet of cruise ships. TUI's extensive operations include roughly 1,600 travel agencies and online booking platforms; five airline carriers that collectively utilize about 150 aircraft; 15 cruise vessels; and approximately 400 hotels. The company was formerly known as Preussag AG until it officially changed its name to TUI AG in June 2002. The corporate headquarters for TUI AG are located in Hanover, Germany.