When did Carlos slim company start?

Carlos Slim's business career began in the early 1960s when he founded his first company, a trading firm called Importadora y Compañía. However, he gained significant prominence in the telecommunications sector with the establishment of Telmex in 1990, after the privatization of Mexico's state-owned telephone company. Slim's business empire expanded through various acquisitions and investments over the following decades, solidifying his status as one of the world's wealthiest individuals.