UMS Holdings Limited

Board Of Directors

Luong Andy

Luong Andy

Chairman / Chief Executive Officer

Mr Luong Andy was appointed as Chief Executive Officer of the Company in January 2005. Mr Luong previously served as Chief Operating Officer of the Company since April 2004.

As President and Founder of the UMS Group, he has more than 20 years of experience in manufacturing front-end semicon components. He acquired his machining skills through his experience in working in his family’s machining business in Vietnam. He emigrated to the USA from Vietnam in 1979 and shortly after college, started a precision machining business called Long’s Manufacturing, Inc.

Loh Meng Chong, Stanley

Loh Meng Chong, Stanley

Executive Director

Mr Stanley Loh was appointed as an Executive Director of the Company on 30 June 2010.

Mr Loh joined the Company on 5 September 2008 as the Group’s Financial Controller. He brings with him over 20 years of experience in finance, accounting, treasury and auditing. Before joining the Company, he held several controllership positions in trading and manufacturing organisations.

Mr Loh holds a Bachelor of Accountancy (Hons) from National University of Singapore and a Master of Business Administration from Southern Illinois University (Carbondale). A member of the Institute of Singapore Chartered Accountants (ISCA), he is responsible for the overall financial, accounting, tax, treasury, corporate finance, compliance matters as well as the operations of the Group.

Mr Chay Yiowmin

Chay Yiowmin

Lead Independent Director

Mr Chay Yiowmin was appointed as an Independent Director of the company on 28 June 2013.

Mr Chay is currently the chief executive officer of Chay Corporate Advisory Pte. Ltd., a boutique corporate advisory firm. He is also a non-executive director of 8I Holdings Limited. Between 2013 and 2015, Mr. Chay was the lead independent and non-executive director of Advance SCT Limited.

Since graduating in 1998, Mr Chay has accumulated many years of public accounting experience in Singapore and the United Kingdom with a number of reputable international accounting firms, including PricewaterhouseCoopers LLP, Deloitte and Touche LLP, Moore Stephens LLP and BDO LLP, the latter of which he was the advisory partner heading the Corporate Finance Practice from 2012 to 2019. Prior to joining BDO LLP, Mr Chay was an assurance partner from 2010 to 2012, specialising in financial services and shipping.

Mr Chay holds a Bachelor of Accountancy and a Master of Business from Nanyang Technological University, and a Master of Business Administration from the University of Birmingham. Mr Chay is also a Fellow Chartered Accountant (FCA Singapore) of the Institute of Singapore Chartered Accountants (ISCA), an Associate Chartered Accountant (ACA) of the Institute of Chartered Accountants in England and Wales (ICAEW) and a Chartered Valuer and Appraiser (CVA) of the Institute of Valuers and Appraisers of Singapore (IVAS).

Mr Chay currently sits on the Singapore steering committee of the Professional Risk Managers’ International Association (PRMIA), and the Standards and Technical Committee of IVAS, the latter of which Mr Chay is also a programme instructor. Mr Chay is also an active Grassroots Leader, serving as a treasurer with the Kebun Baru and Sengkang South Citizens Consultative Committees, and an auditor with the Thomson Hills Neighbourhood Committee. Mr Chay is also a member of the Kebun Baru Inter-Racial and Religious Confidence Circles. Mr Chay was awarded the Pingat Bakti Masyarakat (Public Service Medal) (PBM) by the President of the Republic of Singapore on 9 August 2016.


Ms Gn Jong Yuh Gwendolyn

Independent Director

Ms Gn Jong Yuh Gwendolyn was appointed as an Independent Director of the Company on 5 May 2016.

Ms Gn has more than 20 years’ experience as a Corporate Lawyer, specialising in corporate finance and capital markets in Singapore and the Asian region. Ms Gn is currently an Equity Partner in ShookLin & Bok LLP where she actively advises both Main Board and Catalist listed companies, SMEs, MNCs and financial institutions on areas of fund raising, IPOs/RTOs/dual listings, mergers and acquisitions, corporate structuring and corporate governance. Ms Gn graduated with LLB Hons (Second Upper) from the National University of Singapore in 1994 and was called to the Singapore bar as an Advocate and Solicitor in 1995. Ms Gn is a winner of the International Law Office and Lexology Client Choice Award 2014 in Singapore for Capital Markets and has been recognised as a leading capital markets and corporate finance lawyer in Asialaw Leading Lawyers. She has been named as an expert in Euromoney’s Guide to the World’s Leading Women in Business Law and World’s Leading Capital Markets Lawyers.

Datauk Phang Ah Tong

Datuk Phang Ah Tong

Independent Director

Datuk Phang Ah Tong was appointed as an Independent Director of the company on 1 October 2017.

Datuk Phang, who was formerly the Deputy Chief Executive of the Malaysian Investment Development Authority (MIDA), has played a key and strategic role in promoting Malaysia’s foreign and domestic investments during his 36 years in MIDA.

An economics graduate from the University of Malaya, Datuk Phang has attended senior management programmes at Harvard Business School and INSEAD, the top French management school. He has played an active role in shaping Malaysia’s economic landscape through his involvement in national scale master plans. He was also pivotal in developing the manufacturing, non-manufacturing and service sectors in Malaysia and promoting global Foreign Direct Investment into Malaysia.

Mr Phang is currently the Chairman of the Malaysian Automotive, Robotics and Internet of Things Institute, Chairman of JF Technology Berhad, Chairman of Jerasia Capital Berhad, Chairman of Novugen Pharma (Malaysia) Sdn Bhd, and Chairman of Oncogen Pharma Malaysia Sdn Bhd. Phang is also a Director in Inari Amertron Berhad, United Overseas Bank Malaysia (UOBM), Apex Healthcare Berhad, and Kiswire Sdn Bhd.

Mr Phang has also capped his illustrious career with distinguished awards, including several service excellence awards at MIDA as well as the Pingat Darjah Pangkuan Seri Melaka (DPSM) and the Pingat Darjah Sultan Ahmad Shah Pahang (DSAP).