Troy Peters, YOSA Music Director, conducts the YOSA Philharmonic. The most advanced YOSA orchestra is comprised of the very best young musicians in the San Antonio area. The YOSA Philharmonic performs professional-level repertoire in premier venues at home and abroad, collaborating regularly with internationally renowned soloists and composers. The YOSA Philharmonic performs three Zachry Series concerts, an annual Classic Albums Live concert, a side-by-side concert with the San Antonio Symphony, and in the annual YOSApalooza concert. Every other year, the YOSA Philharmonic embarks on a concert tour in the summer.