Ada has led a varied career as solicitor, cultural entrepreneur, creative educator, social innovator, civil society advocate and local politician in Hong Kong. She runs the following non-profit institutions in parallel to her legal and political career.

She founded Hong Kong Institute of Contemporary Culture (HKICC), a non-profit organization to advocate education innovation in 1998. Since 2006, HKICC founded the HKICC Lee Shau Kee School of Creativity, a unique senior high school dedicated to nurturing talents for cultural innovation, and Ada is the school's Supervisor.

In 2010, she co-founded the Make A Difference (MaD) initiative (www.mad.asia), a creativity for good platform for young changemakers in Asia. MaD has undertaken projects at the intersection of creativity and urban/social challenges, and has worked with cross sector changemakers and incubated social startups for bottom-up innovative solutions. 

In 2012 Ada founded The Good Lab (www.goodlab.hk), a do tank and social innovation consultancy to enable tri-sector collaborations for positive changes in society. Since 2016, Ada, in her capacity as a Director of Ednovators, led the Innopower Teacher Fellowship, a programme to build the innovation capacity of teachers in Hong Kong.