Grupo Bryndis is a Mexican grupero band formed in 1983 in Cerritos, San Luis Potosí, by leader and songwriter Mauro Posadas, along with Gerardo Izaguirre on bass, Claudio Montano on keyboards, drummer Juan Guevara, and vocalist Tony Solís. The group performs ballads, cumbias, rancheras, and huapangos, initially covering traditional and contemporary songs before focusing on originals. They signed with Disa in 1988 and achieved their breakthrough with the 1994 gold-certified album Por el Amor, followed by chart successes like Tu Amor Secreto (1995) and Mi Verdadero Amor (1996). Lineup changes marked their career, including Guadalupe Guevara replacing Solís as lead vocalist in 1988, and later Andy Zuñiga taking over in 2013. They released albums such as Adicto a Ti (2014) and A Nuestro Estilo (2016) on Fonovisa, and won a Latin Grammy Award. Grupo Bryndis became a consistent touring act through the 1990s and 2000s, known for regional Mexican performances.