Choong Choon Yean

Choong Choon Yean


Choong Choon Yean is a Director with Mann & Associates PAC. He has extensive experience as a commodities and natural resources trader having spent more than 20 years in trading, sourcing, logistic, blending hedging, investment, financing, risk management, governance and regulatory compliances.

Before joining Mann & Associates PAC, he was a Vice President at PT Risjadson, an Indonesian conglomerate specializing in mining, palm, coal, green energy, oil and gas. Prior to that, he was with Ibris Holding as their Head of Commercial/VP Commercial & Operations, and have also served in various capacities in international oil and commodities companies.


As Head of Commercial, Choon Yean was responsible for the daily operations of the business, and was tasked to develop new pathways for the company whether in terms of improving operational efficiency or adopting new technologies for assurance of long-term sustainability and profitability. He is also one of the pioneers when it came to green and sustainable energy such Biodiesel and Hydrogen development and commercialization.

In his career, Choon Yean has been engaged for consultation by two of the world’s leading commodities pricing publishing houses, and he has also acted as subject expert witness (oil industry) for legal cases. Similarly, he has advised China State Owned Enterprises and a New Zealand company in the Hydrogen, Sand, Metals, Oil & Gas sectors.

Choon Yean has established close working relationships with his counterparties in Indonesia, Malaysia, China, Myanmar, Thailand, USA, UK and the Middle East.