Hailed as a “Modern Day Maestro”, Walker is currently the Music Director and Chief Conductor of the Nova Orchester Wien(NOW!)- Vienna’s newest professional orchestra. With NOW! Walker has performed for the Royalty and Ambassadors for the G20 economic forum. He also serves as the Artistic Director and Conductor of the “Master Camerata Orchestra”- the professional orchestra of the Mississippi Symphony Orchestra’s International summer music festival, “Premier Orchestral Institute”. Previously he served as Principal Conductor of the Moonlight Symphony Orchestra, the Royal College of Music Oratorio Society and at the age of 20, founded the Virtuoso Philharmonic of Chicago. In 2020 Walker was selected by the American Austrian Foundation and members of the Vienna Philharmonic for the prestigious AAF Ansbacher/Farber Conducting fellowship (formerly known as the Karajan Conducting Fellowship). Other honors include Conducting Fellowships at the Aspen Music Festival and the Cabrillo Festival of Contemporary Music. In March 2020 a Resolution “Commending the Musical Genius of Mr. William Garfield Walker and congratulating him as an accomplished Orchestral Conductor” was passed by the Mississippi House of Representatives in a unanimous bipartisan vote. He is a 2017 recipient of the Bruno Walter Memorial Conducting Scholarship. His performances have been broadcasted on National Public Radio (USA) and Radioklassik Stephansdom (Austria). A multifaceted musician, Walker began to compose at the age of 8, Walker's original compositions are published by the Universal Edition.