Currently, the largest professional wrestling company worldwide is the United States-based WWE, which bought out many smaller regional companies in the late 20th century, as well as its primary US competitors World Championship Wrestling (WCW) and Extreme Championship Wrestling (ECW) in early 2001.
Trenutno, najveća organizacija za profesionalno hrvanje u svijetu je WWE, koji je kupio mnoge manje regionalne organizacije u kasnom 20. stoljeću, kao i svoje primarne konkurenata WCW i Extreme Championship Wrestling (ECW) početkom 2001. godine.