She has worked in live and recorded performance as a freelance musician and in orchestras for opera, ballet and musicals. As a baroque specialist Kleinig plays with chamber ensembles such as Syntony, Adelaide Baroque, Adelaide Chamber Singers and the Australian Brandenburg Orchestra.
Kleinig is a freelance musician who has performed both live and on recordings, working with orchestras in opera, ballet, and musical productions. She specializes in baroque music and frequently performs with chamber ensembles like Syntony, Adelaide Baroque, Adelaide Chamber Singers, and the Australian Brandenburg Orchestra.