HALLER is a Bolivian Progresive Metal band, mixing Rock y especially Metal with Death Metal and some elements of Latin music.
The band was founded by Ghex (Sergio Sahonero), Kadmel "Son of Thorns" Haller (Camilo Espinoza), DeMencia (Javier Méncias) currently on the bass currently Huguito (Hugo Moisés Arce) and on the drums Duro (Sergio Durán).