June 12 (Reuters) - Sienna Senior Living Inc SIA.TO :
* SIENNA SENIOR LIVING ANNOUNCES APPOINTMENT OF NEW PRESIDENT AND CHIEF EXECUTIVE OFFICER
* SIENNA SENIOR LIVING INC - APPOINTMENT OF NITIN JAIN AS PRESIDENT AND CHIEF EXECUTIVE OFFICER OF COMPANY
* SIENNA SENIOR LIVING INC - JAIN HAS ALSO BEEN APPOINTED TO COMPANY'S BOARD OF DIRECTORS