• Chairman, Asia Pacific Council for Study of the Aging Male (ACSAM)
• Secretary-General, Asia Pacific Society of Sexual Medicine (APSSM)
• Vice President, Asian Society of Endourology
• Executive Member, International Society for Study of the Aging Male (ISSAM)
• Council Member, International Society for Sexual Medicine (ISSM)
• Member, World Erectile Dysfunction Advisory Council
• Member, Asian Erectile Dysfunction Advisory Council & Training
• Committee Member, International Society for Sexual Medicine (ISSM)
• Member, American Urological Association
• Member, Endourology Society, USA
• President, Malaysian Society of Andrology and Study of the Aging Male (MSASAM)
• Chairman, Malaysian Erectile Dysfunction Advisory Council, and Training
• Member, Prostate Health Council of Malaysia
• Member, National Kidney Foundation
• Life Member, Malaysian Medical Association