Leon is the Music Director of Windsor and Maidenhead Orchestra.
Following training as a violinist, Leon studied conducting under Jonathan Del Mar at the Royal Birmingham Conservatoire. Leon was appointed British Arts Council Young Conductor with the London Philharmonic Orchestra, 1991–1994.
Guest engagements have included work with the London Philharmonic Orchestra, English Chamber Orchestra, Birmingham Royal Ballet and the Shanghai Symphony Orchestra. Leon has recorded for the BBC, performed at many of the UK’s leading venues, and he has worked with distinguished soloists including Tasmin Little, Artur Pizarro, Lars Vogt, Freddy Kempf, and recent BBC Young Musicians, Martin James Bartlett and Lauren Zhang.
Leon has conducted many of the UK’s leading non-professional orchestras, serving as Music Director for the Oxford Symphony Orchestra and the British Police Symphony Orchestra, among others. He has recently been appointed Music Director for the Slough Philharmonic Orchestra & Chorus.
As one of the UK’s foremost trainers of younger orchestras, Leon was the founder Music Director for the London Philharmonic Youth Orchestra in 1991. He has worked with many of the UK's younger orchestras including those at the Guildhall, the Royal Birmingham Conservatoire, Oxford University. He is currently Music Director with the Ealing Youth Orchestra and the National Scouts & Guides Symphony Orchestra.