Yvonne is a Hong Kong and Macau Registered Architect and is the Associate Director of Leigh & Orange Ltd. She received her Master of Architecture from U. of Michigan, and Sustainable and Environmental Design in CUHK. She holds a diverse range of local architectural and interiors projects experience.
She strives to combat climate change and is the Chair of HKIA Environment and Sustainable Development Committee currently. She served Hong Kong Environmental Campaign Committee under EPD of the HKSAR(2012-2018), member of China Green Building Council since 2011; Director of HKGBC (2014-2015) and BEAM Society Limited (2017-2022), Hong Kong Professional Green Building Council as Director (2021-2022).
She has been HKIA Council Member (2005-2006) and 2023-2024. She is the Director of HK Countryside Foundation since 2019.
She is also heading a volunteer group in HKIA to visit Residential Care Home for the Elderly to investigate the microclimate of building interiors to the elderly.