Oi-Yee Choo

Oi-Yee Choo

Chief Executive Officer, Climate Impact X

Oi-Yee is the Chief Executive Officer of Climate Impact X (CIX), a global carbon market solutions provider headquartered in Singapore. She is responsible for overseeing the strategic direction of CIX, as well as developing and executing the company’s vision and mission to accelerate environmental impact at scale through the carbon markets. Oi-Yee is a seasoned, visionary leader with a background spanning 25 years in financial markets. She brings a wealth of experience in building and leading high-performing businesses across sectors, with a proven track record in fintech, innovation and capital markets.

Oi-Yee was most recently CEO of ADDX, a blockchain-based private capital markets exchange in Singapore licensed and regulated by the Monetary Authority of Singapore. Under her leadership since 2020, ADDX strengthened its partnerships with global blue-chip companies and grew its platform to surpass US$1 billion in tokenised securities, one of the largest worldwide. Prior to ADDX, Oi-Yee spent over 20 years in investment banking, leading major capital markets transactions for clients across Asia, Europe and the US.



Speaking at


The Speakers

Meet the thought leaders and innovators shaping the future of the well-being economy.



Gong Yao Min


Steven Soo


Johanna Zuleta

Founder, La Zuleta


Solla Zophoniasdottir

Learning Services Orchestrator, Climate-KIC


朱岩 Ian Zhu

Founding Member, NIO Capital


张乐 Zhang Le

President, MCM International Group China


Nakul Zaveri

Partner, LeapFrog Investments


Katy Yung

Chief Executive Officer, Sustainable Finance Initiative