There are several 'famous' Opera companies in the United States, including but not limited to, The New York Metropolitan Opera, The San Francisco Opera, The Houston Opera, The Chicago Opera and so forth.
Your answer depends totally on the size of the opera company. Further, it depends on whether the company includes -- or not -- the opera ballet, the opera chorus, the opera orchestra, the opera production company and crew, the administration for the company, and so forth.
Opera Company of Boston ended in 1990.
Opera Company of Philadelphia was created in 1975.
D'Oyly Carte Opera Company was created in 1875.
Now days absolutely nothing, in earlier days it represented the kind of opera they specialised in.
Your answer depends totally on the size of the opera company. Further, it depends on whether the company includes -- or not -- the opera ballet, the opera chorus, the opera orchestra, the opera production company and crew, the administration for the company, and so forth.
STATION #1O
Canadian Opera Company was created in 1950.
Chicago Opera Company was created in 1940.
Chicago Opera Company ended in 1946.
Lancaster Opera Company was created in 1951.
Knoxville Opera Company was created in 1978.
American Opera Company ended in 1930.
American Opera Company was created in 1937.
Philadelphia Opera Company was created in 1938.
Philadelphia Opera Company ended in 1910.
Berkshire Opera Company was created in 1962.