The Great Southern Grammar School Incorporated is a Registered Australian Corporation which Australian Company Number (ACN) is 089420833 and it was registered on 28/09/1999 under class Does not have an equivalent Australian liability (NONE) which means does not have an equivalent Australian liability The current status of Great Southern Grammar School Incorporated company is REGD which means Registered. The Great Southern Grammar School Incorporated is registered in Australia and the state registration number is . The Australian business number (ABN) of Great Southern Grammar School Incorporated company is 0.