Publishing companies established in 1964

International Data Corporation

Alfaguara is a Spanish-language publishing house that serves markets in Hispanic America, Spain and the United States. It was founded by the Spanish writer and Nobel Prize winner Camilo José Cela.

American publisher; book publishing imprint of Perseus Books Group from 1999; in turn under Hachette Books

Harrisongs Ltd is a music publishing company, founded in 1964 by English musician and songwriter George Harrison, then a member of the Beatles. On 11 September 1964, Harrison created Mornyork Ltd, which, by 7 December that year, had changed its name to Harrisongs Ltd. The company is headquartered at 27 Ovington Square in London's Knightsbridge district, in the same building that houses the Beatles' Apple Corps.