Question: are tui and thomas cook the same company

title: TUI Group
text: With the sale of Salzgitter AG and purchase of the navigation and logistics company Hapag - Lloyd AG in 1997 , Preussag AG became a global enterprise in the service and leisure industry . At that time , Hapag - Lloyd held a 30 % interest in the tourism conglomerate TUI ( founded 1968 ) , increased to 100 % by 1999 . In addition the company acquired 25 % of Thomas Cook shares in 1997 , which it doubled the following year . On 2 February 1999 , the Carlson Leisure Group merged with Thomas Cook into a holding company owned by the German bank , Westdeutsche Landesbank , Carlson Inc and Preussag . However , in mid-2000 Preussag acquired Thomas Cook 's rival Thomson Travel and was forced to sell its majority 50.1 % stake in Thomas Cook by regulatory authorities . In 2002 , Preussag renamed itself TUI AG . 

Answer: answer: At one time Preussag owned 50.1% in Thomas Cook, but was forced to sell their stake in the mid-2000. Then renamed itself TUI AG in 2002.
answer: Thomas Cook merged with Carlson Leisure Group in 1999, forming a holding company that Preussag, Carlson Inc. and Westdeutsche Landesbank owned. However, Preussag had to sell its 50.1% stake in Thomas Cook after acquiring Thomson Travel in mid-2000. Preussag renamed itself TUI AG in 2002.