Callum

Callum Au is a talented British composer, arranger, orchestrator, and trombonist known for his work spanning orchestral and large jazz ensemble music. Born in London to a Scottish mother and Chinese father, he spent much of his youth in Blackpool before settling back in London. Over the past 15 years, Callum has built a strong reputation as one of the busiest arrangers globally, collaborating with notable artists such as Quincy Jones, Jamie Cullum, and RAYE. He has worked with prestigious ensembles like the Royal Philharmonic Orchestra and the WDR Funkhaus Orchestra, and contributed arrangements to Michael Bublé's Grammy-winning album *Higher* as well as Dua Lipa’s *Live from the Royal Albert Hall*. As a composer, his works have been performed by groups including the BBC Concert Orchestra and the SWR Big Band, demonstrating his gift for rich melodies and complex harmonies that resonate with both audiences and musicians alike.