Fredman was conductor at the Glyndebourne Festival 1963–74. He was involved in the creation of Glyndebourne Touring Opera, of which he was musical director for seven years, 1968–74.[3] After moving to Australia, Fredman became musical director of the State Opera of South Australia 1974–80, and conductor and artistic associate with Opera Australia 1983–98.[2] In 1988, he directed the International Summer Vocal School in Salt Lake City.[4]
Fredman also conducted the premieres of other Havergal Brian symphonies, and he was a vice-president of the Havergal Brian Society.[6]
Myer Fredman orchestrated and arranged instrumental and operatic music by J. S. Bach, John Dowland, Mozart, Donizetti, Tchaikovsky, Puccini and Elgar, and he was the first person to write extensively of the role of the conductor in the operas of Mozart, in From Idomeneo to Die Zauberflote; A conductor's commentary.[7][8]
The Italian Government awarded Myer Fredman the medal Per Servizio della Musica e Cultura Italiana.[9]
Fredman was a teacher to many musicians, including Kim Sutherland[10] and Derek Williams. He moved to Hobart, Tasmania, where he conducted and taught as adjunct professor at the University of Tasmania's Conservatorium of Music. He was also involved in creating The Tasmanian Discovery Orchestra.[2] He died in Hobart on 4 July 2014, aged 82.[11]