On June 12, 2024, four representatives of research fellows of the Institute of High Voltage and Current (IVAT), namely, Dr. Noor Syazwani Mansor, Dr. Norhafezaidi Mat Saman, Dr. Nor Aqilah Mohamad, and Dr. Aizat Azmi participated in a technical symposium entitled “From Nature to Power: Transforming Grid with Ester Oil” at Le Meridien Hotel, Putrajaya. The technical symposium was organised by TNB Labs Sdn. Bhd. in collaboration with Universiti Teknikal Malaysia Melaka (UTeM), Apyree Sdn. Bhd., and the International Council on Large Electric Systems (CIGRE). There were 10 presenters presenting the results of research studies related to ester oil. The symposium was specifically designed for experts, engineers, researchers, and manufacturers to exchange knowledge and information on the technology, performance and advantages of green alternative oils to optimise the operation, maintenance, and condition of transformers.