Formed in Tijuana on March 19, 2013, Grupo Firme has strong roots in Sinaloa. The band consists of Eduin Caz (vocalist), Abraham Hernández (second voice), Joaquín Ruiz (bajo sexto), Jhonny Caz (second voice), Victor Zavala (electric bass), José Rubio (drums), Dylan Camacho (accordion), Christian Tellez (tololoche), and Isael Gutiérrez as their manager.
In February 2017, Grupo Firme partnered with Isael Gutiérrez, president of Music VIP Entertainment Inc., marking a significant turning point in their career. Transitioning from underground corridos, the band's versatile style has garnered widespread acclaim, leading to record-breaking sold-out shows across the USA, Mexico, and Central and South America. The success of their "La Última Peda Tour 2024" further solidifies Grupo Firme's enduring popularity and connection with their dedicated fan base.