NDK Biography Bill Gates William Henry Gates III (born October 28, 1955) is an American business magnate, software developer, investor, author, and philanthropist. He is a co-founder of Microsoft Corporation. During his career at Microsoft, Gates held the positions of chairman, chief executive officer (CEO), president and chief software architect, while also being the largest individual shareholder until May 2014. He is considered one of the best known entrepreneurs of the microcomputer revolution of the 1970s and 1980s. Gates was born and raised in Seattle, Washington. In 1975, he co-founded Microsoft with childhood friend Paul Allen in Albuquerque, New Mexico. It went on to become the world's largest personal computer software company. Gates led the company as chairman and CEO until stepping down as CEO in January 2000, but he remained chairman and became chief software architect. During the late 1990s, he had been criticized for