Bull SAS is a French computer company headquartered in Les Clayes-sous-Bois, in the western suburbs of Paris. The company has also been known at various times as Bull General Electric, Honeywell Bull, CII Honeywell Bull, and Bull HN. Bull was founded in 1931, as H.W. Egli - Bull, to capitalize on the punched card technology patents of Norwegian engineer Fredrik Rosing Bull (1882–1925). After a reorganization in 1933, with new owners coming in, the name was changed to Compagnie des Machines Bull (CMB). Bull has a worldwide presence in more than 100 countries and is particularly active in the defense, finance, health care, manufacturing, public, and telecommunication sectors.

Packard Bell Electronics, Inc. was an American computer company independently active from 1986 to 1996, now a Dutch-registered computer manufacturing brand and subsidiary of Acer Inc. The company was founded in 1986, after Israeli-American investors bought the trademark rights to the Packard Bell Corporation from Teledyne. The investors wanted to name their newly formed personal computer manufacturing company producing discount computers in the North American markets.