She continued her studies at the Accademia Nazionale di Santa Cecilia's Opera Studio attending master classes by Renata Scotto, Anna Vandi, and Cesare Scarton.

[4] Feola made her operatic debut in the role of Corinna (Il viaggio a Reims) under Kent Nagano at the Santa Cecilia Academy at age 23.

[10] Most significant was singing the role of Inez in the modern premiere of Mercadante's I due Figaro under Riccardo Muti with whom she has maintained a longtime collaboration since then.

[21] The year of 2015 also saw the release of her first solo album, Musica e Poesia, on the Opus Arte label, with selections by such composers as Ottorino Respighi, Giuseppe Martucci, Amilcare Ponchielli, Ciro Pinsuti, and Franz Liszt.

[31] Feola appeared in the 2017 New Year's Concert of La Fenice singing music by Bellini, Donizetti, and Verdi under Fabio Luisi.

[33] On 21 June 2020, Feola joined Riccardo Muti and Orchestra Giovanile Luigi Cherubini for a concert inaugurating Ravenna Festival of the year, singing music of Mozart.