ATP(Association of Tennis Professionals):

The Association of Tennis Professionals (ATP) was framed in September 1972 by Donald Dell, Jack Kramer, and Cliff Drysdale to secure the diversions of male expert tennis players. Drysdale turned into the first President. Since 1990, the affiliation has ordered the worldwide tennis tour for men and connected the title of the tour with the association's name. In 1990 the association was known as the ATP Tour, which was renamed in 2001 as just ATP and the tour being called ATP Tour. In 2009 the name was changed again and is presently reputed to be the ATP World Tour.It is an advancement of the tour rivalries formerly regarded as Grand Prix tennis competitions and World Championship Tennis (WCT). The ATP's Executive Offices are in London, United Kingdom. ATP Americas is situated in Ponte Vedra Beach, United States; ATP Europe is headquartered in Monaco; and ATP International, which blankets Africa, Asia and Australasia, is situated in Sydney, Australia. 

The partner association in the ladies' expert amusement is the Women's Tennis Association (WTA).Fans can purchase ATP world tour finals tickets by calling on 020 7283 5050.