American Composers Forum was created in 1973.
American Composers Alliance was created in 1937.
American Composers Orchestra was created in 1977.
American GI Forum was created in 1948.
American Islamic Forum for Democracy was created in 2003.
South American Business Forum was created in 2005.
The Composers Quartet was created in 1965.
Decomposing Composers was created in 1980.
Tasmanian Composers Collective was created in 2006.
Jazz Composers Workshop was created in 1955.
Croatian Composers' Society was created in 1945.
Southeastern Composers League was created in 1950.
Norwegian Society of Composers was created in 1917.