Nov 19 (Reuters) - Alumina Ltd AWC.AX :
* CHRIS THIRIS WILL RETIRE AS CHIEF FINANCIAL OFFICER
* GALINA KRAEVA, CURRENTLY FINANCIAL CONTROLLER, WILL ACT AS INTERIM CHIEF FINANCIAL OFFICER
Nov 19 (Reuters) - Alumina Ltd AWC.AX :
* CHRIS THIRIS WILL RETIRE AS CHIEF FINANCIAL OFFICER
* GALINA KRAEVA, CURRENTLY FINANCIAL CONTROLLER, WILL ACT AS INTERIM CHIEF FINANCIAL OFFICER