Matthew trained at the Royal Northern College of Music and at London's Riverside Opera Studio. He recently appeared inTosca, Love for Three Oranges and Tristan und Isolde at Grange Park Opera and in Rigoletto at Bury Court Opera. His roles include Schaunard La Boheme (Opera-Up-Close), Herr Frank Die Fledermaus and Billy Budd (RNCM), Gugliemo Cosi fan Tutte (European Chamber Opera and Jackdaws Opera), Melchior Amahl and the Night Visitors (Dress Circle), Junius Rape of Lucretia (Elemental Opera), Count Marriage of Figaro (Dorset Productions), Calchus La Belle Helene (Merry Opera), as well as Masetto Don Giovanni (Opera Anywhere). 

As a clarinettist, saxophonist and singer, Aga has had the opportunity to explore many different styles including: classical, Jazz, soul, soul and Funk. Aga also has a keen interest in theatre, especially music theatre, writing and producing his own musical 'Celebrity'. Professionally, his style of choice has been jazz, which Aga has played across London with an eclectic mix of groups; this accompanies his private tuition and workshop leading. Improvisation and composition play a major part in his music making and workshops. Aga has done much work with Sing-up, the national singing strategy, allowing him to work with a variety of age groups and diverse levels of ability.