Bill studied at the Guildhall School of Music and Drama and the Royal Academy of Music, and has been working as a professional trumpeter since 2000.

Bill "Billy the Trumpet" Cooper After completing his education he spent two years touring the world with the Philharmonia of the Nations and the Mahler Chamber Orchestra. Since then he has been based in the UK, freelancing with top orchestras such as the London Philharmonic Orchestra, BBC National Orchestra of Wales, Ulster Orchestra, English National Ballet, Royal Ballet Sinfonia and Bournemouth Symphony Orchestra. He still often works abroad and is a regular guest trumpeter with the Trondheim Symphony Orchestra, Cyprus Symphony Orchestra and the Klangforum Wien.

Bill has played in many West End musicals (including Carousel, Phantom of the Opera and Lord of the Rings). Televised performances include playing at the BBC Proms, at Live8, and on TFI Friday. Bill has performed at many of the world's most prestigious music festivals, including the Salzburger Festspiele, Aix-en-Provence Festival, Verbier Festival, Glyndebourne and the Proms.