Charles J. D’Angelo has been appointed vice...

Charles J. D’Angelo has been appointed vice president of sales for Zenographics Inc., an Irvine software company. He was formerly director of channel sales for Digitalk Inc. and spent five years with Ashton-Tate, where he held both marketing and channel sales management positions. In addition, David J. Stephenson has been named vice president of worldwide marketing. Before joining the company, he was the vice president of marketing for Winformation Software Inc., and, previously held marketing positions at Ashton-Tate.