Name
- Bureau International de L'Édition Mécanique, 1929-1
- Butt, James Henry Baseden, composer, 1929-20031
- Bärenreiter, German music publishing house, 1923-1
- Bécaud, Gilbert, French musician and actor, 1927-20011
- Calder Publications, publishers, 1949-1
- Cambridge Philharmonic, music society, 1887-1
- Cambridge University Musical Society, 1843-1
- Capp, Hilda H., composer, 1899-1907, http://isni.org/isni/000000...1
- Casa Díaz, of San Sebastián; music dealers, fl 1948-19601
- Casa musicale Sonzogno, music publishers, 1874-1
- Cashman, Hubert, correspondent of Boosey and Hawkes Ltd., fl 1959-19601
- Charles Begg and Co. Ltd., of New Zealand, 1861-1
- Cohen, Alan, composer and saxophonist, b 1934, http://isni.org/isni/000000...1
- Collaer, Paul, Belgian musicologist and conductor, 1891-1989, http://isni.org/isni/000000...1
- Columbia Pictures, American film studio, 1924-1
- Composers' Guild of Great Britain, 1944-1
- Cooper, Martin, writer on music, 1910-1986, http://isni.org/isni/000000... http://viaf.org/viaf/184660681
- Cruft, Adrian Francis, composer, 1921-19871
- Cudworth, Charles L., music librarian and musicologist, 1908-1977, http://isni.org/isni/000000...1
- Curzon, Frederic Ernest, composer, 1899-19731