"Gernika", as well as Jesús Guridi's "Amaya" and "El Caserío". The Euskeria Choir The Euskeria Choir is the junior choir of the society. It is currently conducted by Urko Sangroniz. The Conservatory Choir The Conservatory Choir, or Children Choir, was founded in 1984 by Gorka Sierra. José Luis Ormazabal has been chorus master since 1995. The Choir has performed all over Spain, including the Auditorio Nacional in Madrid, with Mahler's 8th Symphony. Their most relevant recording includes works by Spanish composers Antón García Abril and Jesús Guridi. The Conservatory Band References Varios autores (1988). La Sociedad Coral de Bilbao. 100 años de historia. Bilbao: Diputación Foral de Bizkaia. . (In Spanish) Spanish choirs Basque culture Choral societies Musical groups established in 1886 1886 establishments in Spain Spanish musical groups