Close up of the computer operator’s console

Univac 1

"Univac I" was a computer designed for the U.S. Census Bureau and billed as the
world’s first commercial computer. The company existed until 1981.

Steve Jobs (February 24, 1955 – October 5, 2011) Former chairman
and CEO

Apple Inc. was founded on April 1, 1976 as Apple Computer by Steve
Jobs, Steve Wozniak and Ronald Wayne. It incorporated as Apple
Computer, Inc. on January 3, 1977.

Steve Wozniak

 
Ronald Wayne

Actor Bill Bixby

William Henry "Bill" Gates III is the former chief executive and current 
chairman of Microsoft, the world’s largest personal-computer software company, which he co-founded with Paul Allen on April 4, 1975.

 
A young John Lennon

John Winston Lennon (9 October 1940 – 8 December 1980)