El Heraldo de México is a Mexican national daily newspaper published in Mexico City.

[1] The newspaper came on the scene as a technological leader, with a Goss Urbanite press and eventually a custom-built facility in the Colonia Doctores neighborhood.

[4] Monitor experienced financial difficulties in the mid-late 2000s, stemming from contract issues with Grupo Radio Centro, that ultimately claimed the entire business.

[6] The relaunched newspaper is owned by Grupo Andrade, one of the largest sellers of new cars in the country, and Ricardo and Roberto Henaine.

[7] On June 16, 2019, Andrade announced the acquisition of two FM radio stations from Grupo Imagen, XHDL-FM in Mexico City and XHAV-FM in Guadalajara, pending IFT approval.