May 23 (Reuters) - Computer Modelling Group Ltd CMG.TO :
* COMPUTER MODELLING GROUP ANNOUNCES RETIREMENT OF PRESIDENT AND CHIEF EXECUTIVE OFFICER, NAMES SUCCESSOR
* COMPUTER MODELLING GROUP - RYAN SCHNEIDER, CURRENTLY CHIEF OPERATING OFFICER, APPOINTED TO SUCCEED DEDELUK
* COMPUTER MODELLING GROUP LTD - KENNETH DEDELUK WILL RETIRE FROM HIS POSITION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER