Mario "El Cachorro" Delgado, a Mexican singer-songwriter and record producer, hails from Culiacán, Sinaloa, Mexico. Known for his prolific songwriting spanning nearly three decades, he has crafted a diverse repertoire of compositions recorded by esteemed figures in the Mexican regional music scene such as Ariel Camacho, Larry Hernández, Banda MS, and more. With a nickname derived from being the youngest of seven siblings, Mario has elevated his passion for music to new heights, emerging as a versatile artist capable of creating compelling and bold music while also honoring his late friend and musical sensation, Valentín Elizalde.

Mario "El Cachorro" Delgado, a talented Mexican musician from Culiacán, Sinaloa, has made a name for himself as a respected singer-songwriter and record producer. Over the course of almost thirty years, Mario has penned songs that have been recorded by notable artists in the Mexican regional music genre, including Ariel Camacho, Larry Hernández, and Chuy Lizárraga. His ability to craft accessible, engaging, and daring music has propelled him to success as a versatile composer and performer, with a special connection to the late Valentín Elizalde, whom he considered a close friend and compadre.