05-02-2020: Five Day National Workshop on Graphs & Complex Networks(WGCN 2020) Sponsored by National Board of Higher Mathematics (NBHM), Organized by Dept. of Computer Applications, CUSAT.
19-12-2019: Two Day National Seminar on "Topology and Its Applications" sponsored by Govt. of Kerala organized by Dept. of Mathematics, K.K.T.M. Govt. College, Pullut, Kodungallur.
16-02-2018: National Seminar on Graph Theory and its Applications organised by Dept. of Mathematics, Bharata Mata College, Thrikkakara soponsored by M.G. University, Kottayam in assiciation with Kerala Mathematical Association
29-06-2017: Workshop on Linear Algebra, Graph Theory & Cryptography organised by Rajagiri School of Engineering and Technology, Kakkanad.
02-12-2016 : Two day seminar on Algebra and Discrete Mathematics sponsored by Directorate of Collegiate Education, Maharajas College, Ernakulam.
07-04-2016: Short Term Training Programme on Mathematical Models in Data Mining organised by the Division of Applied Sciences and Humanities, School of Engineering, CUSAT, Under TEQUIP PHASE II.
13-11-2014: UGC Sponsored National Seminar on Mathematical Morphology and Digital Topology organized by Department of Mathematics, Newman College, Thodupuzha.
19-06-2014: Five days Faculty Development Program on Applied Mathematics organized by Adi Shankara Institute of Engineering and Technology, Kalady.
Convenor, RUSA Sponsored Capacity Building Workshop on MOOCs, MOODLE, OER and E-Content Development in association with Kerala State Higher Education Council (KSHEC) and Directorate of Collegiate Education (DCE), Thiruvananthapuram organized by Mar Athanasius College (Autonomous), Kothamangalam from November 26 to December 02, 2019.
Convenor, Workshop on Introduction to Design and Analysis of Algorithms sponsored by Kerala State Council for Science, Technology and Environment (KSCSTE) organized by Department of Mathematics, M.A. College, Kothamangalam on 7,8 December, 2007.