Tong Yew Heng
Chief Executive Officer
CitySpring Infrastructure Management Pte. Ltd.


Prior to joining the Trustee-Manager, Mr Tong was with Temasek Holdings (Private) Limited (“Temasek”) for 11 years from 1995 to 2006 where he held various positions, including as a director of investments (energy and resources) where he led a team responsible for sourcing, evaluating and making investments in the energy and resources sector.

Mr Tong’s experience in Temasek includes stewardship of companies in Temasek Group, direct investments, investments in private equity funds, mergers and acquisitions, privatisations and divestments.

Mr Tong graduated in 1988 with a Bachelor of Engineering (Hons) degree from the University of Strathclyde (United Kingdom) and holds a Master of Business Administration from the Nanyang Technological University. He also attended the Programme for Executive Development at the International Institute of Management Development, Switzerland in 2000 and is a member of the Institute of Certified Public Accountants of Singapore.
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Susanna Cher Mui Sim
Senior Vice President (Finance and Corporate Services)
Company Secretary
CitySpring Infrastructure Management Pte. Ltd.


Prior to joining the Trustee-Manager, Ms Cher was the Chief Financial Officer of Singapore publicly listed healthcare company, Thomson Medical Centre Limited (“TMC”). Ms Cher also managed the Patient Service Centre, Business Office, Management Information Systems, Central Supplies Departments and assisted with handling of Investor Relations. She was a key team member who contributed to TMC’s listing on SGX-ST, SESDAQ in 2005.

Prior to joining TMC, Ms Cher was the Group Management Accountant of Wearne Brothers Management Services Pte. Ltd., the management arm of WBL Corporation Limited, a company listed on the Mainboard of the SGX-ST.

Ms Cher graduated from the National University of Singapore in 1982 with a degree in Accountancy and is a member of the Institute of Certified Public Accountants of Singapore.

Ms Cher is currently responsible for all aspects of financial reporting and treasury activities, including distribution planning, cash management, financial risk management, co-ordinating with external auditor, managing tax affairs and any other finance-related management issues. In addition, she handles the human resources and administration functions and is also the Joint Company Secretary.
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Jacqueline Ong
Vice President (Investments)
CitySpring Infrastructure Management Pte. Ltd.


Ms Ong was the Vice President (Investments) and Economist with AIMAC for about eight years prior to joining the Trustee-Manager. AIMAC is an infrastructure fund management company which manages a US$400 million infrastructure fund with focus on the Asian infrastructure industries like power, water/waste, roads/logistics, telecommunications and urban development. Ms Ong was responsible for deal-sourcing, due diligence, deal finalisation, post-investment management and divestments. She also provides analysis of country/sector development in areas of interest.

She was previously a Senior Regional Economist with IDEAglobal which has offices in Singapore, London, New York and provides independent economic research and market analysis worldwide. Ms Ong helped lead the emerging market research team in macroeconomic analysis and formulating strategies. She is also well-versed in conducting seminars/ talks for the banking community on various economic issues.

As a member of the Trustee-Manager, Ms Ong is responsible for the sourcing, evaluation, execution and post-investment management of infrastructure investment projects.
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