Online International Seminar on Current Trends in Chemical and Pharmaceutical Sciences, Department of Chemistry, Dr. Harisingh Gour Vishwavidyalaya, Sagar (January, 2021,) Chairperson, Poster Evaluation Committee. 

Asia Pacific Conference in Theoretical and Computational Chemistry (APCTCC8). APCTCC, IIT Bombay (December 2017).

RSC Conference: Challenges in Organic Materials and Supramolecular Chemistry (ISACS 10), Kyoto University, Japan (June 18-21, 2013).

The 7th  Congress of the "International Society for Theoretical Chemical Physics" (ISTCP-VII) Tokyo, Japan (September 2011)

The 9thTriennial Congress of the "World Association of Theoretical and Computational Chemists" (WATOC 2011) at Santiago de Compostela, Spain (July, 2011).

The 14thAnnual Meeting of Theoretical Chemistry Society, Okayama, Japan (May 2011).

The 8thFukui Institute symposium Kyoto, Japan (December 2010).

Invited Talk at National  Conference on Advancements at the Interface of Chemistry and Biology (AICB - 2025)”on March 10-11, 2025 

Invited Talk at Frontiers in Chemistry, CRSI Bhopal/Indore local chapter one-day conference Organized by IISER Bhopal and IIT Indore on May 04, 2024.

Invited Talk at Theoretical Chemistry Symposium (TCS-2023) held during December 07-10. 2023 organized by IIT Madras. Chennai 

Invited Talk at the 4th National Conference on “Changing Paradigms in Chemical Sciences” CPCS-2023,organized by Department of Chemistry, Bhusawal Arts, Science & P. O. Nahata Commerce College, Bhusawal (Oct. 4, 2023).

Invited Talk at Current Trends in Theoretical Chemistry (CTTC). September 2022 (BARC, Mumbai)

Current Trends in Theoretical Chemistry. 2020 (BARC, Online)

Theoretical Chemistry Symposium, IISER-Kolkata (December, 2021).

Online Seminar on Recent Trends in Computational Chemistry-(Somaiya College, Mumbai)-2021

Invited Talk at the Theoretical Chemistry Symposium, BITS-Pilani, Pilani (February, 2019).

Organized National Workshop on Conceptual Quantum Chemistry (January 16-21, 2017); Coordinator: Dr. M. M. Deshmukh

Theoretical Chemistry Symposium, Hyderabad University, Hyderabad (December, 2016).

Science Fair and National Science Day Celebration, Sagar, (February-March, 2016)

National Symposium on Horizons of Light Molecules, Material and Daily Life (December 2015)

National Conference on Changing Paradigms in Theoretical and Computational Chemistry, Department of Chemistry, University of Pune, (December 2009).

10thCRSI National Symposium in Chemistry, IISc, Banglore (February 2008).

A Seminar on Advances in Chemistry, University of Pune (March 2008)

National Symposium on Computational Chemistry, Thiruvananthapuram(Dec. 2006)

Theoretical Chemistry Symposium, BARC, Mumbai (December 2004)

A workshop on Molecular Modeling and Pharmainformatics, NIPER, (November, 2004).

XXXIII National Seminar on Crystallography, NCL, Pune, (January, 2004).

Participated in Workshop on Genetic Algorithm in Bioinformatics, Organized by C-DAC, Pune (August 2002)

 Participated in Workshop on Ab initio Quantum Chemistry, Organized by C-DAC and Department of Chemistry, University of Pune, Pune (November 2002)