1) 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, along with his late childhood friend Paul Allen.[3][4] 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.[5] 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 and Allen founded Microsoft in Albuquerque, New Mexico. It became the world's largest personal computer software company.[6][a] Gates led the company as chairman and CEO until stepping down as CEO in January 2000, succeeded by Steve Ballmer. Still, he remained chairman of the board of directors and became chief software architect.[9] During the late 1990s, he was criticized for his business tactics, which have been considered anti-competitive. Numerous court rulings have upheld this opinion.[10] In June 2008, Gates transitioned to a part-time role at Microsoft and full-time work at the Bill & Melinda Gates Foundation, the private charitable foundation he and his wife, Melinda Gates, established in 2000.[11] He stepped down as chairman of the board of Microsoft in February 2014 and assumed a new post as technology adviser to support the newly appointed CEO Satya Nadella.[12] In March 2020, Gates left his board positions at Microsoft and Berkshire Hathaway to focus on his philanthropic efforts, including climate change, global health and development, and education.[13]
Since 1987, Bill Gates has been included in the Forbes list of the world's wealthiest people.[14][15] From 1995 to 2017, he held the Forbes title of the richest person in the world every year except from 2010 to 2013.[16] In October 2017, he was surpassed by Amazon founder and CEO Jeff Bezos, who had an estimated net worth of US$90.6 billion compared to Gates's net worth of US$89.9 billion at the time.[17] As of May 2021, Gates had an estimated net worth of US$144 billion, making him the fourth-richest person in the world.
2) Jeffrey Preston Bezos (/ˈbeɪzoʊs/ BAY-zones;[2] né Jorgensen; born January 12, 1964)[3] is an American business magnate, media proprietor, and investor. Bezos is the founder and executive chairman of Amazon, having previously served as chairman, president, and CEO.[a] With a net worth of more than $200 billion as of June 2021, he is the richest person in the world, according to both Forbes and Bloomberg's Billionaires Index.[5]
Born in Albuquerque and raised in Houston and later Miami, Bezos graduated from Princeton University in 1986. He holds a degree in electrical engineering and computer science. He worked on Wall Street in a variety of related fields from 1986 to early 1994. Bezos founded Amazon in late 1994, on a cross-country road trip from New York City to Seattle. The company began as an online bookstore and has since expanded to various other e-commerce products and services, including video and audio streaming, cloud computing, and artificial intelligence. It is currently the world's largest online sales company, the largest Internet company by revenue, and its largest provider of virtual assistants[6] and cloud infrastructure services through its Amazon Web Services branch.
3) Elon Reeve Musk FRS (/ˈiːlɒn/ EE-son; born June 28, 1971) is an entrepreneur and business magnate. He is the founder, CEO, and Chief Engineer at SpaceX; early-stage investor,[note 2] CEO, and Product Architect of Tesla, Inc.; founder of The Boring Company; and co-founder of Neuralink and OpenAI. A centibillionaire, Musk is one of the richest people in the world.
Musk was born to a Canadian mother and a South African father and raised in Pretoria, South Africa. He briefly attended the University of Pretoria before moving to Canada, aged 17, to attend Queen's University. He transferred to the University of Pennsylvania two years later, where he received bachelor's degrees in economics and physics. He moved to California in 1995 to attend Stanford University but decided instead to pursue a business career, co-founding the web software company Zip2 with brother Kimbal. Compaq acquired the startup for $307 million in 1999. Musk co-founded the online bank X.com that year, which merged with Confinity in 2000 to form PayPal. EBay bought the company in 2002 for $1.5 billion.
4) Mark Elliot Zuckerberg (/ˈzʌkərbɜːrɡ/; born May 14, 1984) is an American media magnate, internet entrepreneur, and philanthropist. He co-founds Facebook, Inc. and serves as its chairman, chief executive officer, and controlling shareholder.[2][3] He is also a co-founder of the solar sail spacecraft development project Breakthrough Starshot and serves as its board member.[4]
Born in White Plains, New York, Zuckerberg attended Harvard University. He launched the Facebook social networking service from his dormitory room on February 4, 2004, with Eduardo Saverin, Andrew McCollum, Dustin Moskovitz, and Chris Hughes.[5] Originally launched to select college campuses, the site expanded rapidly and eventually beyond colleges, reaching one billion users by 2012. Zuckerberg took the company public in May 2012 with majority shares. In 2007, at age 23, he became the world's youngest self-made billionaire. As of July 2021, Zuckerberg's net worth is $132 billion,[6] making him the 5th-richest person in the world.[6]
5) Bernard Jean Étienne Arnault[1] (French: [bɛʁnaʁ ʒɑ̃ etjɛn aʁno]; born 5 March 1949) is a French investor, businessman and art collector.[2][3] He is the chairman and chief executive of LVMH Moët Hennessy – Louis Vuitton SE, the world's largest luxury goods company.[4] A centibillionaire, Arnault is one of the wealthiest men in the world, according to a 2021 Forbes report.[5]
Bernard Jean Étienne Arnault was born on 5 March 1949, in Roubaix, France.[6][7] His mother, Marie-Josèphe Savinel, daughter of Étienne Savinel, had a "fascination for Dior". His father, manufacturer Jean Léon Arnault, a graduate of École Centrale Paris, owned the civil engineering company Ferret-Savinel.
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