Management Committee 2021-2023

SBMA affairs are administered by the Management Committee, elected bi-annually by SBMA members at the Annual General Meeting. They hold their offices for a term of two years. The Management Committee oversees and defines the role of the SBMA in the development of the Singapore bullion Market. The committee also sets the strategic direction on all other sub-committees of the association, audits the association’s accounts and sets the annual budget.


KL Yap, General Manager, Refining Business Unit, Metalor Technologies (Singapore) Pte Ltd (Chairman)

Martin Huxley, Global Head of Precious Metals, StoneX Group (Vice Chairman)

Kazuya Naoki, Head of Metals, Asia, ICBC Standard Bank Plc, Singapore Branch (Hon. Secretary)

Jos van Wegen, Head of Brink’s Global Services — Singapore, Malaysia, Indonesia & Brunei (Hon. Treasurer)


  • Amar Singh, Managing Director, Head of Commodities Sales, APAC – J.P. Morgan S.E.A. Limited
  • Nuttapong Hirunyasiri, CEO – MTS Gold Global Trading Pte Ltd
  • John Levin, Global Metals, TD Securities
  • Andrew Naylor, Regional CEO, APAC (ex China) and Public Policy, World Gold Council
  • Pawan Nawawattanasub, CEO, YLG Bullion Singapore Pte Ltd


  • ICBC Standard Bank Plc, Singapore Branch (Chair)
  • StoneX APAC Ptd Ltd
  • Metalor Technologies (Singapore) Pte Ltd
  • YLG Bullion Singapore Pte Ltd


  • ICBC Standard Bank Plc, Singapore Branch (Chair)
  • Brink’s Global Services Pte Ltd
  • StoneX APAC Ptd Ltd
  • J.P. Morgan S.E.A. Limited


  • World Gold Council (Chair)
  • StoneX APAC Ptd Ltd
  • Silver Bullion Pte Ltd
  • TD Securities


  • StoneX APAC Ptd Ltd (Chair)
  • Brink’s Global Services Pte Ltd
  • World Gold Council
  • Enterprise Singapore


  • Metalor Technologies (Singapore) Pte Ltd (Chair)
  • Brink’s Global Services Pte Ltd
  • StoneX APAC Ptd Ltd
  • TD Securities
  • World Gold Council
  • Enterprise Singapore


Mr KL Yap
General Manager, Singapore Refining Business Unit – Metalor Technologies

Since 2014, KL Yap has been heading the only LBMA accredited gold refinery in Singapore officially opened in June 2014. KL joined Metalor in 2013 and was responsible for the sales and marketing in the Asia Pacific region. KL was sitting as the Vice Chairman of SBMA from 2017 to 2021.

Mr Martin Huxley
Global Head of Precious Metals – StoneX Group

Martin joined StoneX Group in Singapore at the beginning of 2014 and is responsible for its global precious metal activities. Prior to joining StoneX, Martin spent 14 years with Standard Bank, dedicated to the natural resources sector. After moving to Hong Kong in 2004, he assumed a number of roles for the Asia region including Head of Credit Risk, leading the bank’s Structured Commodity Solutions team, and Head of its Structured Finance division.

Mr Kazuya Naoki
Head of Metals, Asia – ICBC Standard Bank Plc, Singapore Branch

Kazuya (Kaz) Naoki is the Head of Metals, Asia of ICBC Standard Bank in Singapore and is responsible for the precious & base metals sales and trading in the region. He joined Standard Bank Plc Tokyo Branch in 2008 and was relocated to its Singapore Branch in 2013 whose controlling stake was acquired by the Industrial and Commercial Bank of China in 2015. Prior to joining Standard Bank, Kaz spent 11 years focusing on commodity trading and risk management with Mitsui & Co in Tokyo, Sydney and London. Kaz has been serving on the SBMA Management Committee since 2016.

Mr Jos van Wegen
Head of Brink’s Global Services – Singapore, Malaysia, Indonesia & Brunei

Jos van Wegen is the Head of Brink’s Global Services for Singapore, Malaysia, Indonesia & Brunei. He joined Brink’s Singapore in May 2002 and is responsible for the international secure transportation of valuables and the storage of precious metals and other commodities. Jos previously held management and senior management positions at Brink’s in the Philippines, South Korea and Hong Kong. He has 20 years of industry experience in secure logistics and risk management.

Mr Amar Singh
Executive Director, Head of Asia Commodities Sales – J.P. Morgan S.E.A. Limited

Amar V. Singh is managing director and head of commodities sales, APAC for J.P. Morgan. He was the director of commodities sales at Standard Chartered Bank Singapore from 2007 to 2011 and helped the bank set up its precious metal business in the region. He was the head of FX & MM and commodities trading at Bank Muscat Oman from 2005 to 2007 and worked on the FX, rates and precious metals trading and sales desk of ICICI Bank from 2000 to 2005. Amar was SBMA chairman from April 2012 – April 2013.

Nuttapong Hirunyasiri
CEO – MTS Gold Global Trading Pte Ltd

Nuttapong Hirunyasiri is the CEO of MTS Gold Group, one of Thailand’s top 10 companies and top 3 bullion companies. He started MTS Gold Group’s first overseas office in Singapore and has been expanding the group business internationally. He focuses on product development and innovation for gold investment, with the aim of being a leader in providing the full suite of gold investment services in the ASEAN region.

Mr John Levin
Global Metals – TD Securities


Mr Andrew Naylor
Regional CEO, APAC (ex China) and Public Policy – World Gold Council

Andrew joined the World Gold Council in 2016 and is responsible for the WGC’s activities in the region – institutional investment, government relations, and public policy initiatives. Prior to this role, he worked for international consultancy firm Cicero Group advising financial institutions on foreign investment and trade policy in Asia and regulatory reform. Andrew has been a board member of the European Chamber of Commerce in Singapore since 2012 and was chairman of its financial services committee from 2012 to 2014, and treasurer from 2014 to 2016. Andrew has a degree from the London School of Economics and Political Science. In his spare time Andrew enjoys sailing, and volunteers for Singapore’s National Parks Board (NPB) and the LSE Alumni Association of Singapore (LSEAAS)

Mrs. Pawan Nawawattanasub
CEO – YLG Bullion Singapore Pte. Ltd.

Pawan is the CEO of YLG Bullion Singapore and founder of YLG Bullion International. She has almost 40 years of experience in the jewellery industry and established YLG in Thailand in 2003. In 2012, she brought YLG to Singapore. She sits on the Board of Directors of the Thailand Gold Traders Association, the Thailand Futures Exchange’s Arbitration Committee, and the Rotary Bangkok committee. She holds a master’s degree in Political Science.