Thanks to its success, he received a new commission from the Teatro San Giovanni Grisostomo in Venice for the carnival of the following year, where he gave Siroe re di Persia.

After his return to Naples, he composed Festa teatrale per la nascita dell'Infante with Nicola Bonifacio Logroscino, which was never staged.

In 1744, he was appointed maestro di cappella of the Senate of Naples, succeeding Domenico Sarro, and in January 1745, with Achille in Sciro, he made his debut at the Teatro di San Carlo with Giovanna Astrua [it] and Gaetano Majorano, which was well received.

In January 1761 he succeeded his uncle Feo as director of the chapel of the Santissima Annunziata Maggiore, and on May 9 of the same year he received the same position for the Naples Cathedral.

Within his family his brother Giacinto Mannait [it] and his cousin Cristoforo Manna [it] also gained fame as musicians.