William Coelho holds a doctorate and a master’s degree in musicology and a bachelor’s degree in conducting from Universidade de São Paulo (USP). He is the chorus master of the São Paulo Symphony Choir (Osesp Choir) and principal conductor of Eos Música Antiga USP, an orchestra specialized in the repertoire of the 17th and 18th centuries, and of the Orquestra Joseense and Orquestra Abaporu. He was professor of choral conducting in the post-graduation course at Faculdade Paulista de Artes, professor of harmony, counterpoint and aural perception at Universidade Federal de Juiz de Fora, professor of choral singing at UNESP and professor at the Osesp Academy. He is guest conductor of orchestras such as Orquestra Sinfônica do Estado de São Paulo (Osesp), Orquestra Sinfônica da Universidade de São Paulo (Osusp), and Orquestra Sinfônica de Piracicaba. He was a finalist for the Young Talent Award 2019 of the Concerto Magazine and his doctoral dissertation was awarded by the USP Graduate Program in Music. In 2020 he conducted the Osesp Choir at the World Economic Forum in Davos, Switzerland, and in 2022 at the Americas Society in New York.