Mark Bartley has conducted professional orchestras across the U.S., China, South Korea, Portugal, Romania, and the Czech Republic. He has also directed ensembles from Cornell, Yale, Boston University, New England Conservatory, University of Texas, University of Hawaii, Baylor University, Changwon National University (South Korea) and the Orquestra Nacional Sopros (Portugal). In the Texas Panhandle, he has served the Amarillo Symphony Orchestra as associate conductor and led the Amarillo Youth Symphony. He is a frequent clinician of All-Region and other festival ensembles.