During her leadership, she helmed the project team designing significant waterfront public spaces for the Circular Quay West redevelopment.
[3] In 1990, Choong co-founded the award-winning landscape design practice, Context, with Bill Morrison and Darrel Conybeare, and led the firm until 2014.
[5][6][7] Since 2014, she has practiced as a freelance consultant involved in industry panels, projects and advisory work for government bodies.
[5] Throughout her career, Choong has been involved in landscape architecture education in NSW, and participated on juries and award panels as a National Councillor of the Australian Institute of Architects.
[11] The award recognised her involvement in significant landscape and architectural projects in Australia, South East Asia, China, and the UAE across a 25-year career.