In addition, the company plans a full revitalization of the venue including the opening of a FanDuel Sportsbook retail location. Under the terms of the agreement, Fairmount Park Racetrack will be rebranded as FanDuel Sportsbook and Horse Racing. COLLINSVILLE, Ill.-( BUSINESS WIRE)-FanDuel Group, the premier online gaming company in the United States, announced plans to make a multi-million-dollar investment in Fairmount Park Racetrack in Collinsville, IL.