List of Richest Billionaires

Ahmet Çalık is a Turkish businessman. He is chairman of Çalık Holding. He was made a government minister in Turkmenistan by Saparmurat Niyazov.

Marius Nacht 1962–) is one of Israel's leading serial entrepreneurs, founders and investors. In 1993 Marius Nacht co-founded Check Point Software, along with Gil Shwed & Shlomo Kramer, and is regarded as one of the founding fathers of Israel’s cybersecurity industry. They launched their tiny startup with a mere loan of $300K, and built Check Point into a Nasdaq 100 company with a market cap of about $18 billion. Nacht served in various managerial roles including R&D, Product, Sales, Marketing, and Support. In 2020, he stepped down as Chairman of Check Point, to focus on healthtech initiatives and other ventures he has founded and funded.

Safra A. Catz is an Israeli-American billionaire banker and technology executive. She is the CEO of Oracle Corporation. She has been an executive at Oracle since April 1999, and a board member since 2001. In April 2011, she was named co-president and chief financial officer (CFO), reporting to founder Larry Ellison. In September 2014, Oracle announced that Ellison would step down as CEO and that Mark Hurd and Catz had been named as joint CEOs.

Esther Grether is a Swiss art collector and businesswoman. In 2013 Forbes estimated her and her family's net worth at $2.2 billion.

Vladimir Stefanovich Litvinenko is a Russian academic, businessman and Vladimir Putin's campaign manager. He is also rector of Saint Petersburg Mining University in St. Petersburg.

Anthony John Langley is a British billionaire businessman, the owner of the engineering and industrial group, Langley Holdings plc, which he founded in 1975.

Sue Gross is an American billionaire philanthropist. She was formerly the President of the William and Sue Gross Foundation until creating the Sue J. Gross Foundation in 2017. Her net worth is estimated at $1.3 billion.

Fayez Sarofim is a Coptic American heir to the Sarofim family fortune, fund manager for a number of Dreyfus family stock funds, an original and second largest shareholder of Kinder Morgan and part owner of the NFL team Houston Texans; ranked 5th Most Valuable NFL team worth $1.85 billion. He has been married to three different women, is the father of five children, and lives in Houston, Texas. With an estimated current net worth of $1.91 billion, Sarofim is ranked by Forbes as the 847-richest person in the world, in 2015. His investment firms oversee over $30 billion in assets.

Stephen McConnell Case is an American entrepreneur, investor, and businessman best known as the former chief executive officer and chairman of America Online (AOL). Case joined AOL's predecessor company, Quantum Computer Services, as a marketing vice-president and became CEO of the company in 1991. Since his retirement as chairman of AOL Time Warner in 2003, he has gone on to invest in early and growth-stage startups through his Washington, D.C. based venture capital firm Revolution LLC. Case authored The Third Wave: An Entrepreneur's Vision of the Future which became a New York Times bestselling book in 2016. Case gave a fireside chat at TechCrunch Disrupt NYC, on May 16, 2017, titled "Building Silicon Valley Outside of the Valley."

Katie Rodan is an American dermatologist, entrepreneur, and author. She is co-creator of the acne management system Proactiv, co-founder of anti-aging skincare company Rodan + Fields, and operates a private cosmetic dermatology practice in Oakland, California. In 2015, she was listed by Forbes as one of the 50 most successful self-made women in the United States. She is a billionaire.