The World's Billionaires 2015 The World's Billionaires 2015 The World's Billionaires 2015 edition was the 29th annual ranking of The World's Billionaires by "Forbes" magazine. The list estimated the net worth of the world's richest people. The new list was released online on March 2, 2015. As of 2015, Bill Gates had been placed at the top of this list 16 times. Bill Gates was again named the richest person in the world in "Forbes" Magazine's annual list of the world's billionaires. This is the 16th time that the founder of Microsoft has claimed the top spot. Carlos Slim, Mexican business magnate, came in
Carlos Slim Telmex and made it into a privately held subsidiary. In 1991, he acquired Hoteles Calinda (now OSTAR Grupo Hotelero), and in 1993, he increased his stakes in General Tire and Grupo Aluminio to the point where he had a majority interest. In 1996, Grupo Carso was split into three companies: Carso Global Telecom, Grupo Carso, and Invercorporación. In the following year, Slim bought the Mexican arm of Sears Roebuck. In July 1997 Grupo Carso agreed in principle to sell Procter & Gamble de México, a subsidiary of The Procter & Gamble Co., a manufacturing plant in Apizaco and the company's