- Executive Chair, ASP-16, August 4-6, 2016, organized by Kyoto Institute of Technology Kyoto, Japan.
- Indian Coordinator for KIT (Japan)-IITG Joint Symposium, August 3, 1016, Kyoto Japan.
- Coordinator, in Gifu-U/IITG & Gifu-U/UKM Joint Symposium on August 1, 2016, GIFU, Japan
- Joint Organizing Secretary of 68th Session of Indian Institute of Chemical Engineers ‘CHEMCON 2015’ during December 27-30, 2015 at IIT Guwahati.
- Second Symposium in Sustainable Polymers (ASP-15), Guwahati, January 21 – 22, 2015.
- IITG-KIT Joint Symposium on Biobased Materials, Jan. 20, 2015.
- First In-house Symposium on Technical Progress of Centre of Excellence for Sustainable Polymer (CoE-SusPol), Nov. 20, 2014.
- National Workshop on Molecular Modelling and Simulation of Sustainable Polymers and Nanocomposites (MSSP-14), Aug. 4-8, 2014.
- National School on Sustainable Polymers and First Symposium in Sustainable Polymers (ASP-14), Guwahati, January 6 – 11, 2014.