- Deliver a Keynote Lecture on “ Bioelectrochemical systems for electricity production with sustainable wastewater treatment” in Department of Civil Engineering at Hindustan Institute of Technology & Science, Chennaiis organizing International Conference on Sustainable Environmental & Energy (ICSEE’19) during 21st – 22nd Feb 2019.
- Deliver a Lecture on “Bioelectricity generation during wastewater treatment using Microbial fuel cell” in Department of Chemical Engineering at SVCE, Chennai is organizing Two days National Level Seminar on Technological Advancements in Fuel Cell research, during 9th and 10th Sep 2016.
- Deliver a Lecture on “Bioelectricity production using Microbial fuel cell” in Department of Biotechnology at St. Joseph’s College of Engineering, Chennai is organizing two days 2nd National Workshop on Biofuels and Bioenergy, sponsored Department of Biotechnology, GOI on 3rd and 4th September, 2015.
- Deliver a Lecture on “Advanced oxidation processes for the removal of organic contaminants in water and waste water” in CSIR Sponsored One day national seminar titled "Fate of Emerging contaminants - Analysis and Treatment" on 5th Oct 2013 at Kongu Engineering College, Perundurai.
- Deliver a Lecture on “Soncation assisted Electrochemical Process for the Treatment of Industrial Effluent” in workshop on Ultrasound and its applications from 22nd and 23rd Mar 2013 at NITT Tiruchirappalli.
- Deliver a Lecture on “Advance Electrochemical Oxidation for the Treatment of Industrial Effluent” in workshop on Remediations for Clean and Green Environment from 30th Nov and 1st Dec 2012 at NITT Tiruchirappalli.
- Deliver a Lecture on “Development of sustainable wastewater treatment processes” in Indo-UK Workshop on Current Development of Wastewater Treatment in India from 29th to 31st Aug 2011 at Tiruchirappalli.
- A guest lecturer in “Electrochemical Technologies for Wastewater Treatment” at St. Josphe College of Engineering on 25th Feb 2011 in Chennai, Tamilnadu.
- An invited talk in “The Institution of Engineers (India) – Tiruchi local centre and the Indian Institution of Industrial Engineering” at Tiruchirappalli, India, on Apr 8, 2009, entitled "Effluent treatment”