Mr Tan Jun Jie was appointed Chief Executive Officer of City-OG Gas Energy Services in March 2022.

Mr Tan brings with him more than 14 years of experience across the gas and electricity supply chain, from importation, generation, transmission and distribution, to retailing. Before joining City OG, he held various leadership positions in SP Group and Senoko Energy, covering energy trading and portfolio optimisation, regulatory affairs and sustainable energy solutions.

Mr Tan was a member of the Rule Change Panel and Technical Working Group that reviews the market rules of the Singapore Wholesale Electricity Market. He was the Singapore representative in the ASEAN Power Grid Consultative Committee and Heads of ASEAN Power Utilities/Authorities (HAPUA) Policy Studies and Commercial Development working groups, looking at trading energy via regional grids. He is currently serving as a Shipper Representative in the Code Modification Panel under Singapore’s Gas Network Code.

A Nanyang Technological University graduate with 2nd Upper Class Honors in Bachelor of Electrical & Electronic Engineering, and double Minors in Business and Entrepreneurship. Mr Tan was awarded Dean’s Honors List for his Master of Science in Financial Engineering from Nanyang Business School with a Certificate in Computational Finance from Carnegie Mellon University. He obtained the Energy Risk Professional (ERP), Financial Risk Manager (FRM) designations from Global Association of Risk Professionals (GARP) in 2014, and the Professional Risk Manager (PRM) designation from Professional Risk Managers’ International Association (PRMIA) in 2011.

Mr Darren Koh Chek Ling holds the position of Vice President and Head of Commercial & Industrial Sales at City Energy. Prior to his appointment in July 2021, Mr Koh served as Senior Manager of Commercial & Industrial Sales.

Mr Koh started his career in 2000 and has over 13 years of experience in the chemicals & gases industry. Before joining City Energy, he was Business Manager, Cryoease Services, Southeast Asia, at Air Products Singapore Pte Ltd.

Mr Koh graduated from University of Bradford with a Bachelor of Science in Business and Management Studies (Hons).

Mr. Heng Jung Seong holds the position of Vice President and Head of Electric Vehicle (EV) Charging Services at City Energy Go, a wholly owned company of City Energy. Prior to his appointment in January 2023, Mr. Heng was Senior Manager and Project Lead of EV services when he joined the company in February 2021.

Mr. Heng began his career in ABB Singapore as a commissioning engineer in 2010. He moved on to different roles since, including project management, sales, operations and sales management, and brings with him 10 years of experience in the industry of equipment and system providers.

Mr. Heng graduated from National University of Singapore with a Bachelor of Engineering in Electrical Engineering.

Mr. Kenny Wong joined City Energy in September 2022 and holds the position of Assistant Vice President and Head of Installation & Contract Services.

Mr. Wong brings with him more than 20 years of experience in the electronics, and oil and gas industries, specialising in account management, sales and distribution, commercial negotiation, completion and commissioning of gas supply.

Mr. Wong holds a Bachelor of Business (Business Administration) with Distinction in Marketing from Royal Melbourne Institute of Technology University and a Diploma in Banking & Finance from Ngee Ann Polytechnic.