Presently, Cecelia is Principal (Environmental Management) Technical Professional (TP) for PETRONAS Chemical Group Berhad and is assigned to lead the enhancement of the PETRONAS Hazardous Waste management. This involved but not limited to strengthening current technical requirements, build capability, promoting waste minimization and continuously reporting waste data to top management. In addition, Cecelia also tasked to manage the overall environmental management for PETRONAS Chemical Group Berhad. She also joined PETRONAS in 2001 as an Environmental Program Lead for OPTIMAL Group Companies, which is currently known as PETRONAS Chemicals Olefins, Glycols and Derivatives Sdn. Bhd. (PCOGD). Cecelia led the company’s first ISO 14001 Environmental Management System certification. She was later appointed to various positions in the company before joining PETRONAS Group HSE in 2011. Cecelia hold a Master Degree in Science (Information System) and a Bachelor’s Degree in Environmental Sciences from University Putra Malaysia. Prior joining PETRONAS, she worked as Environmental Consultant for about four years.