He first worked as a countertenor in master classes with Charles Brett and in 1992 he went to Switzerland to study toward a Diploma of Renaissance-Baroque Music at the prestigious Schola Cantorum Basiliensis (SCB) of Basel, where he studied with his maestros R. Levitt and R. Jacobs, and in master classes given by Emma Kirkby and others. He also took an interest in medieval music with D. Vellard and in opera, earning his diploma in 1997.

As soloist Carlos Mena is a member of several important ensembles including Al Ayre Español, Ensemble Guilles Binchois, Il Seminario Musicale, Ricercar Consort, La Capella Reial de Catalunya, Hesperion XX, and Orphenica Lyra.

With them he travels around the world singing in Auditorio Nacional of Madrid, Palau de la Música of Barcelona, Konzerthaus of Vienna, Stadtsoper of Berlin, Chapelle Royale of Versailles, Sidney Opera House, Concert Hall of Melbourne, Teatro Colon of Buenos Aires, Alice Tully Hall of New York City, and Sakura Hall of Tokyo.

He records for DECCA, Accord, Deutsche Harmonia Mundi, Glossa, and Alia Vox. He is also very interested in 20th century repertoire (Stravinsky, Britten, Orff, Bernaola, Aracil, Bernstein).

In 1997 Mr. Mena sang the role of Orfeo in Gluck’s Orfeo ed Euridice at the Teatro Guaira (Brasil). He has taught courses in Ancient Music at the University of Salamanca.