In 2011, Diane Wittry was named the Artistic Director (USA) for the International Cultural Exchange Program for Classical Musicians through the Sarajevo Philharmonic (Bosnia) and the Bosnian-Herzegovinian American Academy for Arts and Sciences (Chicago). In 2020, Wittry celebrated her 25th Anniversary as the Music Director of the Allentown Symphony Orchestra (PA), a professional orchestra that in its 70th year is only one of a handful of American orchestras to have its own acoustically superb concert hall. In the past, Diane Wittry has been the Music Director and Conductor of the Norwalk Symphony (CT), and Music Director and Conductor of The Symphony of Southeast Texas (TX) where her artistic leadership garnered national attention.