It is the largest performing arts organization in the Chicago Southland, with administrative offices in Park Forest.
Illinois | London Symphony Orchestra | New York Philharmonic | Philadelphia Orchestra | orchestra | University of Illinois at Urbana-Champaign | Peoria, Illinois | Chicago Symphony Orchestra | Royal Philharmonic Orchestra | Los Angeles Philharmonic | Cleveland Orchestra | Rockford, Illinois | Evanston, Illinois | Springfield, Illinois | London Philharmonic Orchestra | Boston Symphony Orchestra | BBC Symphony Orchestra | Northern Illinois University | National Symphony Orchestra | Electric Light Orchestra | Berlin Philharmonic | Cook County, Illinois | Illinois Institute of Technology | National Symphony Orchestra (United States) | Melbourne Symphony Orchestra | Boston Pops Orchestra | Sydney Symphony Orchestra | Joliet, Illinois | Royal Concertgebouw Orchestra | Minnesota Orchestra |