Owner of Rozzi's Famous Fireworks dies at 82. June 5, 2004 at 12:57 AM EST - Updated June 28 at 2:50 AM The man behind the world -renowned fireworks company has died. Joseph Rozzi died of an undisclosed illness at Jewish Hospital. Rozzi has owned Rozzi's Famous Fireworks and operated the annual riverfest tradition. His funeral will be Tuesay at 10am at St. Vincent Ferrer Church.