Max Mason is to leave TUI as part of a restructure of the customer operations team.
Mason, who was general manager for UK sales, has worked for the company for 16 years.
Ed Sumner has been promoted to head of commercial operations and will take responsibility for commercial relations, ancillaries, groups, weddings and youth sales, financial services, the online travel agent business and business and leisure travel.
Karen Doyle will report to him as general manager of commercial relations with responsibility for all relationships with suppliers, agents and airports.
