Slim has been vice-president of the Mexican Stock Exchange and president of the Mexican Association of Brokerage Houses. he was the first president of the Latin-American Committee of the New York Stock Exchange Administration Council, and was in office from 1996 through 1998.
Slim was on the Board of Directors of the Altria Group (Philip Morris) until his resignation in April 2006. he was also on the Board of Directors of Alcatel. he currently sits on the Board of Directors for Philip Morris International. then, He was on the Board of Directors of SBC Communications until July 2004. In 1997, just before the company introduced its iMac line, Slim bought 3% of Apple Inc.'s stock.