Angela Wang


Timmy Ushijima


our core tEAM 

Business Development Director. Yew Seng holds a Bachelor of Commerce majoring in Accounting and Finance from UWA, Australia.  He is a seasoned sales veteran, a leader and a strategist with 18 years of working experience.  He is an expert in business development and has a strong business acumen.

He is experienced in various industries – Electric Mobility (DTE, SG), Online Media ( No 1 in Asia by WAN-IFRA, SG), Fashion – Undergarments / Innerwear (MY,TH), Premiums, Toys & Gifts (HK, CN, ID, TH, MY & VN) and a Financial Institute (MY).

He has a strong portfolio and a proven sales track record. He has worn many hats during his career, some of his talents include, being a multilingual expert in sales and marketing, business operations, financial management, trainer and executioner.  He is also currently pursuing an Executive MBA at the University of Hull, UK, completion in 2017. 

Chia Yew Seng

Human Resources Director. Angela is an accomplished HR practitioner with over 20 years of diversified experience in Human Resources and Administrative functions.

In DTE, as the Human Resources Director, she is responsible for establishing, administering and communicating various human resources procedures for DTE, with a growth focus in line with DTE’s strategic master plan. Enhancing processes with her expertise in areas of new operations set up, Human Resources and Administrative Management skills.

Prior to DTE, she was a director of Victory Manpower Pte Ltd where she headed the human resources, office & IT administration team.  Victory Manpower is a human resource solutions provider which specialises in foreign recruitment, training and licensing.

Prior to Victory Manpower, she was operating her own company in China which specialises in road pavement and laying of underground cables.

Her expertise includes Talent acquisition, People management, People engagement, Performance management, Executive Coaching, Process mapping and standardizing work procedures, Policy & Change management, Organizational change & improvement, Office & Administrative management, Asset & inventory Management and New operations Start-up.

Non-Executive Director. Timmy is an experienced senior executive in energy financial markets. He is currently Director & CEO of Energy Arbitrageurs Pte Ltd (one of DTE's shareholders).  He also manages an investment holding company, Novalis Capital Holdings Pte Ltd. as managing director and serves as a director for StraTTG Media Pte Ltd.

He started his career as a crude oil trader in Itochu Corporation and energy investment analyst in Nomura Securities before joining BP as book leader for oil trading in 1989. Timmy had held various positions in BP with main responsibilities in commercial areas as trader, originator and and trading manager in Tokyo, London, Jakarta and Singapore until 2015. He sat as a member of carbon market reference group in Canberra for Australian Government appointed by Clean Energy Regulator in 2013.

Timmy holds BA in Indonesian Studies from Osaka University, BA in Liberal and Fine Arts from Kyoto University of Arts & Design, post-graduate diploma in Management from Henley Management College, UK and MA/MBA in Applied Economics and Marketing from Kobe University.  He is also a certified wine advisor from PACE Academy, Singapore Polytechnic.    

CEO/Founder. Raymond is the heart and soul of DTE. He has an unrivalled passion in all things electric and is determined to electrify hence the name DTE. He is an entrepreneur, designer, investor and a successful trainer.

His work is rooted in the belief that you can improve the way people experience the world through design and technology. His passion has DTE to be Singapore's first fast charging electric bus solutions provider. He holds a Diploma in Electrical Engineering from Singapore Polytechnic and a Specialist Diploma in Big Data  Management from Temasek Polytechnic

Prior to DTE, he was the lead Project Management Manager who implemented the CCTV system for SBS Transit Buses where he applied his Complex Project Management with included Gantt Charting, Network Mapping, Critical Path, Crashing, Project Budgeting and Project Control Reporting.

Prior to Project Management, Raymond served in the Singaporean Armed Forces full time for 11 years as an Army Officer.  Being disciplined is Raymond’s second nature. 

Raymond Chua


DTE Pte Ltd

​Determined To Electrify