Founded September 4, 1998, by Larry Page and Sergey Brin at Stanford University. Started as a search engine with the mission to organize the world's information, revolutionizing how people access knowledge online. 

Founded April 4, 1975, by Bill Gates and Paul Allen in Albuquerque, New Mexico. Transformed personal computing with MS-DOS and Windows operating systems, becoming the world's largest software company.

Founded July 5, 1994, by Jeff Bezos, starting as an online bookstore from his garage. Grew to become the world's largest e-commerce platform with the mission to be Earth's most customer-centric company.

Adobe was founded on December 28, 1982, by John Warnock and Charles Geschke in San Jose, California. They left Xerox PARC to develop PostScript, the programming language that helped launch the desktop publishing revolution.

Founded April 1, 1976, by Steve Jobs, Steve Wozniak, and Ronald Wayne in a garage. Revolutionized personal computing with the Macintosh, then transformed multiple industries with the iPod, iPhone, and iPad.

Founded November 11, 1998, by Ma Huateng (Pony Ma) in Shenzhen, China. Started with the messaging app OICQ (later QQ) and grew to dominate Chinese social media with WeChat.