Mr Tan Swee Hing was appointed as Chief Operating Officer (COO) of WET in February 2009, and is a Director of WET, WET Sales & Services Sdn Bhd and WET O&M Sdn Bhd.

He obtained his Bachelor of Science (B.Sc (Hons)) degree in Chemical Engineering from University of Singapore in 1978, and is a qualified professional engineer of MIEM.

Mr Tan has over 35 years of experience in the in design and contract execution of M&E works specialist in water & sewerage treatment plants & pumping stations. He started his water engineering technology career in Patterson Candy Sdn Bhd in 1978, and has worked for several international companies before joining WET as a director in 1991. During his tenure in WET, Mr Tan has grown the business into a leading specialist M&E company with expertise in waste and water engineering, upgrading of treatment plants and operations and maintenance. He has been with the group for over 23 years.