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Mr Lee is one of the founding members of the ecoWise Group of Companies which he has spearheaded in the public listing of the Group (SGX) in November 2002. He was appointed as Executive Chairman in April 2004 and Chief Executive Officer in March 2007.
Mr. Lee has been an active techno-preneur and has been an influential figure in the area of novel technology adoption and application in the fields of waste management and environmental engineering solutions in the region.
Mr Lee holds a Diploma (Merit) in Electrical Engineering from Singapore Polytechnic. He is also a Chartered Financial Consultant, accredited by the American College, USA.

Mr Cao oversees the overall management and synergistic operations of the Group. As an important member of the leadership team, he is responsible for the formulation of the Group’s strategic development plan and its implementation.
Mr Cao has more than 20 years of extensive experience in large-scale real estate projects, financial investment, crisis management, IT, mass media and the energy industry. He held notable senior positions in sizeable private and state-owned companies in Taiwan and China. His areas of expertise include strategic planning and implementation of sophisticated plans. He also has a broad experience working with government bodies.
Mr Cao holds an Executive Master of Business Administration from National University of Singapore and an Executive Master of Business Administration from Huazhong University of Science and Technology, China.

Mr Er was appointed as the Lead Independent Director with effect from 3rd July 2017. He is also appointed as the Chairman of the Nominating Committee, and a member of the Audit and Remuneration Committees.
Mr Er served as a Permanent Secretary of the Ministry of Education from 1987 to 1994 and the Ministry of Community Development from June 1st 1994 to December 31st 1997. He served in the Civil Service until 1998 for 27 years.
Mr Er has a bachelor's degree from The University of Toronto, Canada. He holds a Master of Business Administration from the University of Manchester since 1978.
Currently, Mr Er sits on a number of public listed companies as an Independent Director.

Mr Tan Wei Shyan Non-Executive Independent Director, Chair for Remuneration Committee, Member of Audit Committee and Nominating Committee.

Mr Tan joined the board in August 2019. He carries a wealth of experience in advising on corporate finance and securities transactions, including initial public offerings (IPOs), dual/secondary listings, strategic investments, corporate restructuring, fund-raising and securities regulation compliance for public listed companies.

He also advises on commercial transactions covering various areas of corporate practice, particularly in joint ventures, acquisitions and disposals of corporate assets.

Mr Tan holds a LL.B. (First Class Hons.) from the University of Exeter and was admitted as an advocate and solicitor in Singapore since 2003.


Mr Hew joined the board on September 2019. His experience is in private equity and business consultancy in merger & acquisition for over 30 years for entrepreneurs and institutional investors.

Mr Hew holds a Bachelor in Mechanical Engineering from the National University of Singapore, a graduate diploma in Financial Management and a Certified Diploma in Accounting and Finance.

He is also the founder and managing director of Integer Capital Pte Ltd currently.







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