Dec 20 (Reuters) - Covata Ltd CVT.AX :
* EXISTING CEO TED PRETTY, WILL MOVE TO PART-TIME EXECUTIVE CHAIR
* ROLE OF CEO WILL BE RETIRED AT THIS TIME
Dec 20 (Reuters) - Covata Ltd CVT.AX :
* EXISTING CEO TED PRETTY, WILL MOVE TO PART-TIME EXECUTIVE CHAIR
* ROLE OF CEO WILL BE RETIRED AT THIS TIME