Name
- Board of Trade, 1786-19701
- Bosworth & Co., music publishers, 1889-1
- Briggs, Ralph, correspondent of Boosey and Hawkes Ltd., fl 19311
- British Council, 1934-1
- British and Northwestern Shipping Agency, Ltd., fl 1942-19451
- Brown, Thomas, musician and arranger of music for military band, fl 1890-19491
- Brussels Philharmonic Society, 1927-1
- Bullock, Ernest, Knight, organist and composer, 1890-1979, http://isni.org/isni/000000...1
- Carlos Ott, of Montevideo; music dealer, fl 1938-19461
- Casa Erviti, of San Sebastián; music dealers, fl 19451
- Casa musicale Sonzogno, music publishers, 1874-1
- Chapman, Ernest, writer, editor, and friend of John Ireland, 1914-19831
- Chibnall, employee of Boosey and Hawkes Ltd., fl 1945-19461
- Clark, Kenneth Mackenzie, Baron Clark, art patron and historian, 1903-1983, http://isni.org/isni/000000...1
- Custódio Cardoso Pereira, of Lisbon; music dealers, fl 1938-19571
- D. N. Fernandes Ltd., of Georgetown, British Guiana; music dealers, fl 1943-19451
- Decca Record Company, 1929-1
- Denison, John Law, music administrator and horn player, 1911-20061
- Devreese, Godfried, composer, 1893-19721
- Dixey, Joyce M., director of the Sound Film Music Bureau, fl 1938-19591