Grupo Carso is a Mexican global

conglomerate Conglomerate or conglomeration may refer to: * Conglomerate (company) * Conglomerate (geology) * Conglomerate (mathematics) In popular culture: * The Conglomerate (American group), a production crew and musical group founded by Busta Rhymes ** ...

company owned by

Carlos Slim Carlos Slim Helú (; born 28 January 1940) is a Mexican business magnate, 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 h ...

. 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 May 2014, the conglomerate had a stock market capitalisation of over $12 billion US dollars.Grupo Carso.
''Forbes''. Retrieved 14 November 2014. In 1996 Carso Global Telecom (which includes

Telmex Telmex is a Mexican telecommunications company headquartered in Mexico City that provides telecommunications products and services in Mexico. Telmex is still the dominant fixed-line phone carrier in Mexico. In addition to traditional fixed-lin ...

Telcel Telcel is a Mexican wireless telecommunications company, owned by América Móvil. Founded in 1984 and based in Mexico City, Telcel is the leading provider of wireless communications services in Mexico. As of December 31, 2006, Telcel's cellular ...

and

América Móvil América Móvil is a Mexican telecommunications corporation headquartered in Mexico City, Mexico. It is the 7th largest mobile network operator in terms of equity subscribers and one of the largest corporations in the world. América Móvil is a ...

) separated itself from Grupo Carso.