Carlos Slim Carlos Slim Carlos Slim Helú (; born January 28, 1940) is a Mexican business magnate, engineer, investor and philanthropist. From 2010 to 2013, Slim was ranked as the richest person in the world by the "Forbes" business magazine. He derived his fortune from his extensive holdings in a considerable number of Mexican companies through his conglomerate, Grupo Carso. As of August 2018, he is the seventh-richest person in the world according to "Forbes" listing of The World's Billionaires with a net worth estimated at $67.4 billion. He is the richest man in Mexico. His conglomerate includes education, health care, industrial
Carlos Slim to a running joke in the Mexican business scene where "there was nothing left to acquire in Mexico". He eyed towards investing the United States where he set up Telmex USA and also acquired a stake in Tracfone, a US cellular telephone company. At the same time, he established Carso Infraestructura y Construcción, S. A. (CICSA) as a construction and engineering company within Grupo Carso. During the same year, Slim had heart surgery and subsequently passed on much of the day-to-day involvement in the businesses to his children and their spouses. América Telecom, the holding company for América Móvil, was