Grupo Carso (BMV: GCARSOA1) is a global conglomerate company owned by the Mexican tycoon of Lebanese origins Carlos Slim. It was formed in 1990 after the merger of Corporación Industrial Carso and Grupo Inbursa. The name Carso stands for Carlos Slim and Soumaya Domit de Slim, his late wife.
In 2007, the conglomerate was worth over $6 billion US dollars and held the largest telecommunications company in Latin America under its belt of companies.
In 1996 Carso Global Telecom (which includes Telmex, Telcel and América Móvil) separated itself from Grupo Carso.