List of Richest Billionaires

Ralph Dommermuth is a German businessman, the founder, chairman and CEO of United Internet.

Steven Ferencz Udvar–Házy, also known as István or Steve Hazy, is an American billionaire businessman, and the executive chairman of Air Lease Corporation. He is the former chairman and CEO of International Lease Finance Corporation (ILFC), one of the two largest aircraft lessors in the world. Forbes magazine's 2021 list of The World's Billionaires estimated his net worth at US$18.5 billion.

Kerry Matthew Stokes is an Australian businessman. He holds business interests in a diverse range of industries including electronic and print media, property, mining, and construction equipment. He is most widely known as the chairman of the Seven Network, one of the largest broadcast repeating corporations in Australia.

Antony P. Ressler is an American billionaire private equity tycoon and venture capitalist, based in Beverly Hills. He co-founded the private equity firms Apollo Global Management in 1990, and Ares Management in 1997. The key founder of both firms is Ressler's brother-in-law, Leon Black. Ressler is the majority and controlling owner of the Atlanta Hawks. His group purchased the team in June 2015 for an estimated $730 million - $850 million.

Eric Paul Lefkofsky is an American billionaire businessman. He is the founder of Tempus, and the co-founder of Groupon, Echo Global Logistics (ECHO), InnerWorkings (INWK), and Mediaocean. He is an early-investor in Uptake, and the managing director of Chicago-based venture capital firm, Lightbank.

Peter Kendal Hargreaves CBE is an English co-founder with Stephen Lansdown of Hargreaves Lansdown, one of the United Kingdom's largest financial services businesses. He is a shareholder of Hargreaves Lansdown but no longer a director or employee. He is a partner in Blue Whale Capital, an investment boutique that was launched in 2017.

Alain Bouchard is a Canadian billionaire businessman. He is co-founder and chairman of Alimentation Couche-Tard, and also serves on the board of directors of Atrium Innovations. Both corporations are based in Quebec.

Scott David Cook is an American billionaire businessman, the co-founder of Intuit, director since March 1983 and chairman of the executive committee. Cook is also a director of eBay and Procter & Gamble.

Ken Xie is an American billionaire businessman who founded Systems Integration Solutions (SIS), NetScreen, and Fortinet. He is CEO of Fortinet, a cybersecurity firm based in Silicon Valley. Xie was previously the CEO of NetScreen, which was acquired by Juniper Networks for $4 billion in 2004. He built the first ASIC-based firewall/VPN appliance in 1996.

Ray Lee Hunt is an American heir and businessman.