John Quirk is a Welsh musician with a wealth of professional experience as a Musical Director, arranger, composer, conductor, singer, pianist and bass guitarist. His work is mainly in television, theatre, arranging, conducting, and recording. He has been fortunate enough to work with many internationally acclaimed artists, including;

Bryn Terfel, Rebecca Evans, Cerys Matthews, Catrin Finch, Gwyn Hughes-Jones, Wynne Evans, John Owen-Jones, Larry Adler, Ruth Jones, and a host of stars from the world of musicals and light entertainment.

As a conductor and arranger, John has worked with BBC National Orchestra of Wales on many occasions, and he has also conducted The orchestra of Welsh National Opera, the Danish Radio Orchestra, the Chamber Orchestra of Wales, the Welsh Session orchestra, and many other ensembles in television, concert and theatre settings.