Willem de Koch

Trombonist

The Westerlies

Willem de Koch is a trombonist with The Westerlies, a brass quartet that performs a variety of musical genres. The ensemble has toured across the country from the Seattle Art Center and SFJAZZ to the Clarice Smith Performing Arts Center and the Syracuse Friends of Chamber Music. Passionate about arts education and audience engagement, The Westerlies have been working with the Riverton Kenner Cultural District in Kenner, Louisiana as the ensemble partner in CMA’s Sound Places pilot program.

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