Ostroushko performed with the Minnesota Orchestra and the Saint Paul Chamber Orchestra. Ostroushko's compositions have been performed by the Saint Paul Chamber Orchestra, the Minnesota Sinfonia, the Rochester Symphony Orchestra, the Des Moines Symphony, and the Kremlin Chamber Orchestra.
Ostroushko's compositions have been performed by several different orchestras, including the Saint Paul Chamber Orchestra, Minnesota Sinfonia, Rochester Symphony Orchestra, Des Moines Symphony, and the Kremlin Chamber Orchestra.