Caenis amica was created in 1861.
Amica Wronki was created in 1992.
Amica Mutual Insurance was created in 1907.
Amica Temple of Radiance was created in 1959.
Amica Chips-Knauf was created in 2009.
Il Cammino di una grande amica was created in 1951.
Pacific Opera was created in 2003.
The Flying Opera was created in 2008.
The Threepenny Opera was created in 1928.
Scottish Opera was created in 1962.
Opera Delaware was created in 1944.
Opera IX was created in 1988.