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Beth is a percussionist whose recent performing credits include; The Mirror and the Light (West End for RSC), Inala (West End and international tour), Amadeus and Common at The National Theatre and Measure for Measure, Macbeth, Henry V (dep) and Othello, at Shakespeare’s Globe. She teaches percussion at Junior Trinity Laban and has delivered workshops for the Wigmore Hall, BBC Proms, and Britten Pears Arts, amongst many others. She trained as a workshop leader on the Spitalfields Music Trainee Music Leader Scheme 2014-15.


Beth currently holds the percussion chair for the UK & Ireland tour of Come from Away, as well as being Beth a qualified coach and sitting on the Board of Trustees at the National Children’s Orchestra. In her spare time she enjoys running in Greenwich Park and having dinner with friends.



As a professional French horn player, Letty has worked with many of the UK’s major orchestras including the BBC Concert Orchestra, Royal Philharmonic Orchestra, Britten Sinfonia, City of London Sinfonia and English National Ballet. She has worked with opera companies including English National Opera, English Touring Opera, the Royal Opera House Covent Garden and Opera Holland Park. 

Letty has played for session recordings for TV and film and has toured with commercial artists globally. She has also worked extensively in theatre, with shows including the highly-acclaimed productions of Amadeus and Macbeth at the National Theatre , Julius Caesar with the Royal Shakespeare Company and Disney’s Lion King and Bedknobs and Broomsticks. 

Letty also has a keen interest in music archeology and held an Artistic Residency at Snape Maltings in 2019-20. Letty’s first commission as a composer (‘Cornicen’) was premièred in 2018 as part of a PLAYLIST concert series in Southampton and she has since written for Carnyx and voice (‘Metamorphosis’) as part of a commission from the Prehistoric Society. Letty plans to develop her work as both composer and performer with ancient forms of horn through embarking upon a PhD in 2022 and frequently performs on instruments including the Carnyx, Cornu and Scandinavian Lurs, most recently for a major Hollywood film. 

In 2023 Letty took up the new position of Head of Performance at Wells Cathedral School. Prior to this she held teaching posts at Trinity Laban Conservatoire, North London Collegiate School and Highgate School, where she was Head of Brass. Letty is also a Trustee of the Board of the National Children’s Orchestra. 

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Rebecca is a percussionist and teaching artist who is passionate about using the arts as a vehicle for social change. Before returning to the UK, Rebecca worked regularly with the Auckland Philharmonia Orchestra, the New Zealand Symphony Orchestra, and taught at Sistema Aotearoa and other local schools.


In 2019-2020 she undertook a Graduate Certificate though the Global Leaders Program - a course specifically designed musicians who want to lead socially-motivated arts organisations. Keen to further the cause of gender equality in music, Rebecca joined GALSI in March 2022.


Alongside this, Rebecca works regularly at the Royal Opera House, teaches in Oxfordshire at Chandlings Prep School and St Helen & St Katharine, and is currently a trialist for the Section Leader Percussion position in the National Symphony Orchestra of Ireland. In her spare time Rebecca enjoys sewing her own clothes and nerdy percussion things, running and artistic gymnastics. 

associate performers


As part of GALSI’s development and practical impact in the community, we are proud to be working with a number of Associate Performers. These practitioners will collaborate with us for education projects in order to take high-level music into the community, facilitating music-making with community groups across all ages and encouraging conversations about what the future of music might look like. 
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