Life Member, The Combustion Institute (Indian section) (LMC-527)
Fellow, The Institution of Engineers (F-110821)
Life member, The Aeronautical Society of India (ACM-5685)
Life Member, The Solar Energy Society of India (LM: 0837/98)
Life Member, Indian Society for Heat and Mass Transfer (LM: 76 )
Life Member, The Indian Society for Technical Education (LM-32083)
Life member, The Indian Science Congress Association (76/2003)
Life member, Indian Aerosol Science and Technology Association
Life member, Biogas Forum-India (LMO129)
Fellow life member, Indian Institute of Scientific Heritage, (F:1366)
Life member, Vigyan Bharati, New Delhi
Life member, Indian Society of Mechanical Engineers (L-1176)
Life member, Indian Society for Advancement of Materials and Processing Engineering. (L-996), 2007
Member, ASME, USA, 2022-2023 (100686451)