Liliane Henriette Charlotte Schueller, married name Bettencourt, is a French heiress, socialite, businesswoman and philanthropist.
James Carr Walton is the youngest son of Sam Walton, the founder of world's largest retailer Walmart. On the 2015 Forbes list of world billionaires, Jim Walton is ranked at #9
Christy Ruth Walton is an American philanthropist. She is the widow of John T. Walton, one of the sons of Sam Walton, the founder of Walmart.
David Hamilton Koch is an American businessman, philanthropist, political activist, and chemical engineer. He joined the family business Koch Industries, a conglomerate that is the second-largest privately held company in the United States, in 1970.
Charles de Ganahl Koch is an American businessman and philanthropist. He is co-owner, chairman of the board, and chief executive officer of Koch Industries
Lawrence Joseph "Larry" Ellison is an American internet entrepreneur, businessman and philanthropist.
Amancio Ortega Gaona is a Spanish fashion businessman and founding chairman of the Inditex fashion group, best known for its chain of Zara clothing and accessories retail shops.
Warren Edward Buffett is an American business magnate, investor and philanthropist. He is the most successful investor of the 20th century.
Carlos Slim Helú is a Mexican business magnate, investor, and philanthropist. From 2010 to 2013, Slim was ranked as the richest person in the world as of now he is #2
William Henry "Bill" Gates III is an American business magnate, philanthropist, investor, computer programmer, and inventor. In 1975, Gates and Paul Allen co-founded Microsoft, which became the world's largest PC software company