Jan Koetsier

Jan Koetsier was a Dutch composer and conductor.

In 1950, Koetsier became the first Kapellmeister of the Bavarian Radio Symphony Orchestra. As a composer, he wrote chamber music,orchestral and choral works, as well as the opera Frans Hals. From 1966 to 1976, he taught conducting at the Hochschule für Musik und Theater München.

A well-known example of his composition is Brass Symphony from 1979, which is divided into three movements and arranged for a brass dectet.

Read more at https://en.wikipedia.org/wiki/Jan_Koetsier