With his organization, the Hellenic American Center of the Arts, Billy has coordinated with local and Greek government officials, as well as the prestigious Greek Patriarchate of Constantinople, classical concerts with local symphonies for the Hellenic Independence Parade.

Currently, the organization is touring Greece and Europe with Panayoti Karousos’ successful Operas, “Prometheus Bound” and “The Olympic Flame.” In America, it is touring with “Porphyra, a Grecian Rock Opera” (Anna and Vladimir).

In March 2016, Billy produced with the Federation of Hellenic Societies of Greater NY, Panayoti Karousos’ opera “The Olympic Flame” at Lincoln Center. The opera was dedicated to the Rio summer Olympics. In July of 2016, the opera was produced at Athens Square Park in Astoria, Queens.

Produced P. Karousos's Olympic Flame Opera at Lincoln Center