Endeavor Group Holdings, or simply Endeavor, formerly known as William Morris Endeavor Entertainment , is a private American holding company for talent and media agencies with its primary offices in Beverly Hills, California, United States. The company was founded in April 2009 after the merger of the William Morris Agency and the Endeavor Agency. Endeavor represents artists in movies, television, music, theatre, digital media, and publishing. It also represents the NFL and NHL. Endeavor also leads a group which owns the Ultimate Fighting Championship and owns Miss Universe. It is headed by CEO Ari Emanuel and executive chairman Patrick Whitesell.