O Homem dos Sonhos (2020), a chamber opera based on a homonym novel by Mário de Sá-Carneiro (in English: The Man of Dreams). Commissioned by Companhia de Ópera do Castelo (Lisbon). Premiered in Teatro Municipal São Luís (Lisbon) with Catarina Molder, Christian Lujan, Ian Wierzba and Ensemble MPMP on February 4th 2022. Published by MIC.PT 2023. 

As Feiticeiras / Les Sorcières (2005/6) a musical tale commissioned by the Ensemble Musicatreize (Marseilles), upon an original poem by Maria Teresa Horta. Premiered in March 2006 in Marseilles, at the Théâtre Les Bernardines. Production awarded with a Victoire de la Musique (Radio France 2007). On CD by ACTES-SUD 2006.

Melodias Estranhas (2000/2001) a chamber opera with a libretto by Gerrit Komrij. Premiere: Stadsschouwburg, Rotterdam, December 12th 2001. Commissioned by the cities of Porto and Rotterdam, European Capitals of Culture in 2001. Score by FERMATA EDITORA Porto 2001. 

Cânticos para a Remissão da Fome / Songs the Remission of Hunger (1990/94) a chamber opera upon a libretto by Paulo Lages and António Chagas Rosa, based on Margarethe Buber-Neumann’s book ‘Milena’. Premiere: Gulbenkian Foundation, Lisboa, September 7th 1994. Commissioned by the ACARTE Department of the Gulbenkian Foundation.