Pittsburgh Opera is an American opera company based in Pittsburgh, Pennsylvania. Pittsburgh Opera gives performances in several venues, primarily at the Benedum Center, with other performances at the Pittsburgh Creative and Performing Arts School (CAPA) Theater. Pittsburgh Opera headquarters is located in the former George Westinghouse Air Brake Factory, 2425 Liberty Avenue, in the Strip District. Pittsburgh Opera has been awarded LEED Silver Certification by the U.S. Green Building Council and is the first "green" opera company in the U.S. in the Operations and Maintenance Category. Pittsburgh Opera's headquarters is also the oldest green building in Pittsburgh.