Charles F. Stay, president and chief executive officer of Bert-Co Industries, Inc., Los Angeles, CA, has been elected chairman of Printing Industries of America (PIA). In addition, several other officers have been elected. Mike Marcian, president of Corporate Press, Inc., Landover, MD, has been elected first vice chairman. John Green, president of Automated Graphic Systems (AGS), Inc., White Plains, MD, has been elected second vice chairman. Harry R. Duncanson, vice president, Dynacolor Graphics...