The Chamber Choir Ensemble of Pamplona was founded in 1946 by Luis MORONDO URRA, who was his conductor until his death in 1983, and has ever since been in the international music scene. At the beginning, the particular aim of the choir and its leader was to study the music of Renaissance and Baroque period but, as the time went by, they studied any kind of vocal music. In this period, the Ensemble won the first prize at the International Music Contest of Lille (1950), which meant world-wide recognition.

From 1983 to 1993, José Luis ESLAVA replaced Luis MORONDO as the conductor until 1993. His objective was to continue the same work and direction. In this period, the Ensemble made tours to Finland, Israel, Cuba, Russia and the United States.

From 1993 to 1998, the conductor was Máximo OLORIZ. He started his job renewing the singers and introducing young pleople who gave a different kind of style in interpretation. The Ensemble took part in different International Festivals: Biarritz, Nantua, Venezia, Madrid. They also made a tour to Argentina in 1995.

From 1998 to 2001, Koldo PASTOR replaced Máximo OLORIZ. During this period, the Ensemble worked mainly avant-garde choral music, which became the style of the group. Music from Agustín Gómez Acilu, Tomás Marco, Leonardo Balada. The Ensemble took part in different national and international Festivals: XIV Festival of Contemporary Music of Alicante, XIII Choral Meeting “Ciudad de Torrevieja”, IV Week of Contemporary Music of Zaragoza, in the Royal Palace of Aranjuez, International Festival of Santander, Weeks of Sacred Music in Bilbao and Segovia, “Generaciones y Escuelas Musicales Europeas” organised by Foundation Marcelino Botin in Santander. They also made a tour to Maroc, where they visited Rabat, Casablanca, Tanger and Tetuan. It is important to distinguish the recording and première of the Choral Suite “El Camino, Campo de Estrellas”, which includes music composed by Carlos Etxeberria, Koldo Pastor and Vicente Egea.

In 2001, a new phase starts with Pedro María RUIZ HUICI as the conductor. The first engagement was a trip to Germany and the Netherlands (Aachen, Bonn, Paderborn, Maastricht) in September 2001. Then, in December 2001, the Ensemble, together with the Orchestra of Conservatoire Erik Satie and four soloists of the Opera of Viena, with Michel Maunas as the conductor, the choir performed in Paris the “Mass in Tempore Belli” (Joseph Haydn).Nowadays, the Ensemble continues studying the music from XX Century, but they prepare also music from other centuries with or without instrumental accompaniment. In December 2002, they performed a program from Spanish Renaissance with the Ensemble Durendal of Ancient Music.

The Chamber Choir Ensemble has given more than 3.000 concerts, a lot of them in International Festivals and important stages as Salle Pleyel in Paris, Salle Gaveu in Paris, Theatre of Opera in Argel, Colon Theater in Buenos Aires, Konzerthaus in Viena, Metropolitan House in New York, Constitution Hall in Washington, Invalides Church in Paris, Finlandia Hall in Helsinki, Concert Hall in New York, Volksbühne in Hannover, Sodre Theatre in Montevideo, Mauritania Theatre in Tanger, Great Theatre in La Habana, Salle Pergola in Florencia, Concertgebow in Amsterdam,...