Australian Medical Association (AMA)
Australian Society of Otolaryngology, Head and Neck Surgeons (ASOHNS)
Australian Society of Performing Arts Healthcare (ASPAH), founder member and past Honorary Secretary and Treasurer
Australian Voice Association (AVA)
Laryngology Society of Australasia (LSANZ) founder member and past Honorary Secretary and Treasurer
Mater Medical Staff Association (Sydney) Chairman.
ENT Department, Mater Hospital - Past Chairman of Division
ENT Department Hunter Hill Hospital - Past Chairman of Division