Mr Tan Meng Dui was appointed Chief Executive Officer of National Environment Agency (NEA) on 2 October 2018. NEA is the leading public organisation responsible for ensuring a clean and green environment, and the sustainable development of Singapore. It is entrusted with the key roles of protecting Singapore’s environment from pollution, maintaining a high level of public health and providing timely meteorological information. NEA also develops and spearheads environmental initiatives and programmes through its partnership with the Private, Public and People sectors. Through its efforts, NEA seeks to motivate every individual to care for the environment as a way of life, and sustain a quality living environment for present and future generations.

Before becoming CEO NEA, Meng Dui was the Deputy Secretary (Development) in the Ministry of National Development (MND). In this capacity, he was responsible for the development and advancement of Singapore’s public housing policies to meet the needs of different segments of Singapore’s population. He was also responsible for setting the Ministry's research, strategy and corporate planning directions, and strengthening the corporate support and corporate communications systems at the Ministry HQ and its statutory boards.

Before assuming his appointment in MND, Meng Dui was the Deputy Secretary (Technology) in the Ministry of Defence (MINDEF). Prior to that, Meng Dui served in the Singapore Armed Forces (SAF), and held several key appointments in MINDEF and the SAF.

Meng Dui graduated from the Imperial College London with a Bachelor of Science in Mathematics. He has a Masters in Public Administration from Harvard University, and attended the Advanced Management Programme at the Wharton School, University of Pennsylvania.

Meng Dui is an Administrative Service officer in the Singapore Public Service. He was awarded the Public Administration Medal (Silver) (Military) in 2006.