Each of the Grupo Salinas companies operates independently, with its own management and board of directors.
In 1950, Grupo Elektra began as a radio factory. Two years later, the company began manufacturing television sets and increased its workforce to 70 employees. Elektra began selling products directly to consumers in 1954. In 1957, Elektra retail stores incorporated credit programs. By 1968, Elektra had 12 stores in the region and by 1987, 59 stores. Elektra Group became[when?] a publicly traded company listed on the Bolsa Mexicana de Valores, the Mexican Stock Exchange.
In 1993, Grupo Elektra bought the Imevisión government television network and renamed it TV Azteca. TV Azteca created an initial public offering in 1997 on the Mexican and New York stock exchanges. In 2012, Groupo Elektra acquired Advance America, the largest payday loan company in the United States. 
In 2003, Grupo Salinas purchased the telecommunicaions company Iusacell and the mobile phone company Unefón. Iusacell was sold to AT&T in 2014, and rebranded as AT&T Mexico. Unefón was also sold to AT&T Mexico.