John is an accomplished musician and teaches Brass at both Berkshire Maestros and Henley Music School. He has conducted many bands, including coaching youth orchestras and area ensembles, and is the Co-Conductor of the Brass for Africa Band. He also regularly deputy conducts Pangbourne Brass Band, conducting them at the 2016 area regional championships, as well as Trinity Concert Band and South Berkshire Concert Band.

A skilled Brass player (Tuba and Euphonium), John has played for Friary Guildford, Aldbourne, Bath Spa, and Markham Brass Bands, as well as Orchestral organisations such as Windsor and Maidenhead Symphony Orchestra and Reading University Symphony Orchestra to name a few.