Born in Lisbon, António Manuel Esteireiro graduated in organ at the Higher School of Music and Theatre in Munich, and in sacred music at the Higher School of Sacred Music of Regensburg (organ and improvisation with Franz Josef Stoiber). These studies were only possible with the support of the Diocese of Regensburg and the Geiselberg Foundation of Munich. He later attended the organ classes of Hans-Ola Ericsson at the Higher School of Music in Bremen. He has given concerts both as soloist and as a member of various choral and orchestral groups, in a number of European countries, Mexico and Brazil. As well as being a regular guest of the main organ concert cycles and festivals in Portugal, he also organized the Organ Concerts at the Basilica of the Martyrs in Lisbon, and the Complete Organ Works of Olivier Messiaen, at Lisbon Cathedral, on the occasion of the composer’s centenary. Organ teacher at the National Courses of Liturgical Music organized by the Sanctuary of Fátima in collaboration with the National Secretariat for Liturgy, he is also a regular collaborator with the Sacred Music Department of the Parish of St Mary in Belém. As part of this collaboration, he undertook the programming of the Organ Concerts at the Monastery of the Jerónimos. He currently teaches organ and improvisation at the Higher School of Music in Lisbon.