Apple
Steve Jobs and Steve Wozniak co-founded Apple in 1977, Executive John Scully was added in 1983; in 1985, Apple’s board of directors ousted the combative Jobs in favor of Scully.
Microsoft
Microsoft was founded on April 4, 1975, by Bill Gates and Paul Allen in Albuquerque, New Mexico
Linux
Initially intended for use inside the Bell<AT&T licensed Unix to outside parties in the late 1970s,
Thank You
Streetwise 