Bill Gates
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William Henry Gates III is an American businessman and philanthropist. A pioneer of the microcomputer revolution of the 1970s and 1980s, he co-founded the software company Microsoft in 1975 with his c
Gates in 2025
Gates (right) with Paul Allen seated at Teletype Model 33 ASR terminals in Lakeside School, 1970
A MITS Altair 8800 Computer with 8-inch (200 mm) floppy disk system, whose first programming language was Microsoft's founding product, Altair BASIC
Bill Gates next to a Tandy 2000 running a development version of Windows 1.0, 1984
Paul Allen
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Paul Gardner Allen was an American businessman, computer programmer, and investor. He co-founded Microsoft Corporation with his childhood friend Bill Gates in 1975, which was followed by the microcomp
Bill Gates
…A pioneer of the microcomputer revolution of the 1970s and 1980s, he co-founded the software company Microsoft in 1975 with his childhood friend Paul Allen. Following Microsoft's initial public offering in 1986 and the subsequent increase in its stock price, Gates became the world's then-youngest billionaire…
Allen at the Flying Heritage Collection in 2013
The title page of the assembly language code that produced Altair BASIC, developed by Allen, Gates, and Monte Davidoff, with two early Microsoft business cards showing Gates as president and Allen as vice president
SpaceShipOne on ramp before takeoff in October 2004