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						 A.  In Indian Medical Association : 
							
							  •  Hony. Secretary I.M.A. Behala Branch for 9 years. 
							  •  President I.M.A. Behala for 2 years. 
							  •  Hony. State Secretary I.M.A. College of G.P. for 2 years. 
							  •  Dean I.M.A. College of G.P. for 2 years. 
							  •  Organized International Scientific Meet at Dhaka, Morrisus and Egypt. 
							  •  Attended International Nutrition Conference at Mascot. 
							  •  Organising Secretary, 13th National Conference of I.M.A. College of G.P. 
							  •  Hony. Secretary I.M.A. Academy of Medical Specialisty. 
							  •  President I.M.A. Bengal State Branch. 
							  •  Member Central Council I.M.A. Head Qtr., New Delhi. 
							  •  Office Bearer of I.M.A. Head Qtr. as Editor "Your Health" of I.M.A.  
							
						B.  In Indian Academy of Peadiatrics : 
							  •  Past Hony. Secretary I.A.P. South 24 Pgs District Branch 
							  •  Organising Secretary, State Conference of I.A.P. West Bengal 2002. 
							  •  President I.A.P. South 24 Pgs District Branch. 
							  •  President Bengal Task Force, Baby Friendly Hospital Initiative. 
							  •  Chairman, World Breast Feeding Week Celebration Committe of W.B.A.P. 
							  •  President 2013 West Bengal Academy of Peadiatrics. 
							  •  Organised many Rally and awareness programs on Nutrition, World Breast Feeding Week, Pneumonia, Tuberculosis, Aids etc.  
							C.  Indian Public Health Association : 
							   •  C. C. Member H. Q. 
							   •  Treasurer H. Q. 
							   
							  
							     
							D.  In Rotary International : 
							  •  Past President, R.C. Cal. South Suburban. 
							  •  Ex Chairman / Advisor in Distt. Committee of 
								         i)  Thalassemia awareeness and Prevention. 
								         ii)  Eye and Prevention of Blindness. 
								         iii)  Combat T.B. 
								         iii)  Prevention of Child Mortality. 
								
							  •  Asst. Governor, Thrust area Maternal and Child Health. 
							  •  AIDS to Governor 2014 - 2015. 
							  •  Now Dist. co-ordinator RIDM 3291 
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