Aborn Opera Company was created in 1895.
Chicago Opera Company ended in 1946.
American Opera Company ended in 1930.
Philadelphia Opera Company ended in 1910.
Berkshire Opera Company ended in 2009.
Beecham Opera Company ended in 1920.
Opera Company of Boston ended in 1990.
Boston Opera Company ended in 1915.
D'Oyly Carte Opera Company ended in 1982.
Philadelphia Grand Opera Company ended in 1921.
Chicago City Opera Company ended in 1939.
Philadelphia Civic Opera Company ended in 1930.