葉蓁蓁Ada是Urban Spring的行政總裁。作為一家以目的為導向的初創公司，Urban Spring的使命是通過向市民提供智能飲水體驗，減少香港一次性塑料的消費。Ada同時擔任WYNG43 Social Investment的董事，致力為初創企業提供資金和人力資源，亦曾任SOW Asia的i2i（incubation to investment）的項目總監。
Ada is the CEO at Urban Spring, a purpose-driven start-up with a mission to reduce the consumption of single-use plastic in Hong Kong through the provision of smart water drinking experience to the citizens. Ada is also a director at WYNG43 Social Investment which invests financial and human capital in innovative social start-ups. Before these ventures, Ada was the Program Director of the i2i (incubation to investment) program at SOW Asia.
Ada is on the board of Hong Kong Institute of Social Impact Analysts (HKI-SIA), Teach For HongKong and Education For Good. Ada is also a member of the Advisory Committee at the Enhancing Self-Reliance Through District Partnership Programme under the Home Affairs Department of the Hong Kong Government. Prior to joining the impact investing industry, Ada worked at several financial institutions in Toronto, Hong Kong, and Tokyo.