» Life Member - American Business Honor Society, Beta Gamma Sigma (1970).
» Member of Purchasing Officers Association of India (1967-1970).
» Member of the editorial board of 'The Indian Buyer' - official organ of the Purchasing Officers Association of India (1968-1969).
» Vice President - South Calcutta Jaycees (1968-1969).
» Guest Speaker on Executive Development Programs organized by Indian Institute of Management, Calcutta and visiting professor in Marketing.
» Was Visiting Professor in Business Policy Marketing and Production Management at the Institute of Planning & Management, New Delhi till 1986? Since then has been a visiting Professor in Business Policy and International Marketing at the Center for Systems & Management Studies, Indian Institute of Technology, New Delhi.
» Visiting professor to West Coast University at Los Angeles on International Marketing.
» Active member of Rotary International, involved with various activities in the national and international area.