Ross Fiddes is a founder of the Newcastle Music Festival with co-artistic director, David Banney. He was also founder, promoter and musical director of the music theatre company The Sound Construction Company; founder and conductor of the Novocastrian Arts Orchestra (now Orchestra Nova); and artistic director and principal conductor of Opera Hunter.

His compositions have been performed and recorded by a range of professional ensembles throughout Australia and various recording labels. Recent compositions include chamber operas and song cycles.