Ho Ching joined Temasek in 2002 and was appointed CEO in 2004.
She started her career in 1976 with the Defence Engineering Service at the Singapore Ministry of Defence. She subsequently joined the Singapore Technologies group as its Director of Engineering in 1988, and was its President and CEO from 1997 to 2001. She was the founding Chairman of Singapore Technologies Engineering from 1997 till 2002.
Ho Ching graduated from the University of Singapore with a BSc Eng (1st class Hons, 1976). She took a Masters in Electrical Engineering at Stanford University in the United States in 1982.
She is a Distinguished Engineering Alumnus of the National University of Singapore, and an Honorary Fellow of the Institution of Engineers, Singapore. She has served on various public service boards over the years, such as the Singapore Institute of Standards and Industrial Research, and the Productivity and Standards Board (forerunners of present day Enterprise Singapore), and the Singapore Economic Development Board.
Ho Ching is Patron of the Assisi Hospice and Advisor of the Autism Resource Centre. She is a strong supporter of special needs education and other community causes.