Vertixe Sonora is a Spanish chamber ensemble founded in 2010 and specialized in contemporary classical music.

Their work has been shown in several documentary film as Correspondencias Sonoras (2013) by Manuel del Río,[1] The group appeared in 2010 as a flexible collective of soloists who specialize in contemporary classical music.

Some of the composers who have collaborated with the ensemble are Ramón Souto, Santiago Díez Fischer, Fernando Garnero,[2] Germán Alonso, Bernardo Barros, Stefan Beyer, Charles-Antoine Fréchette, Takuto Fukuda,[3] Jacobo Gaspar, Víctor Ibarra, Esaias Järnegard, Alexander Khubeev, Matthias Kranebitter,[4] Dmitri Kourliandski, Michelle Lou, Miguel Matamoro, Simone Movio, Abel Paul, Marek Poliks, Stefan Prins, Santiago Quintáns, Lula Romero, Elena Rykova, Benjamin Scheuer, Sabrina Schroeder,[5] Sergio Blardony, Nadir Vassena, González Compeán, Hernández Ramos,[6] and Mauricio Pauly.

[7] Since 2021, Vertixe Sonora is the Spanish Section of the International Society for Contemporary Music (ISCM).

An important aspect of the organisation's role is to convene an annual jury to select Spanish works that will be considered for performance at the ISCM's World Music Days festival.