Opera Australia Orchestra associated with working in the Sydney Opera House orchestra pit. The OAO provides orchestral accompaniment to Opera Australia and The Australian Ballet and is one of the few opera orchestras in the world that operates in a repertory style of operation over a period, or season, that can be some months in length. Other opera houses that operate this way are The Metropolitan Opera in New York City, The Royal Opera House Covent Garden in London and La Scala, Milan. 'Repertory style' also infers that over time, certain composers and operas become considered 'standard' to the working operation of the
La Scala Theatre Ballet - Marco Agostino - Giuseppe Conte - Massimo Dalla Mora - Christian Fagetti - Federico Fresi - Daniele Lucchetti - Salvatore Perdichizzi - Andrea Piermattei - Andrea Pujatti - Antonio Ruggiero - Fabio Saglibene - Luigi Saruggia - Gianluca Schiavoni - Danilo Tapiletti - Massimiliano Volpini - Andrea Volpintesta Emilie Fouilloux - Alessia Passaro - Sofia Rosolini - Claudio Coviello - Antonio De Rosa - Dario Elia - Massimo Garon - Matteo Gavazzi - Andreas Lochmann - Valerio Lunadei - Marco Messina - Mattia Vitelli La Scala Theatre Ballet The La Scala Theatre Ballet () is the resident classical ballet