Mr Cheng is the Chairman of the Board. He is also the Chairman of the Executive Committee, the Nominating Committee and the Remuneration Committee.

Mr Cheng retired as Chief Executive Officer of POSBank in July 1997. He was appointed as Advisor to POSB in June 2010. He holds and has held directorships, in both listed and unlisted companies. Currently, he is a director of Hong Leong Finance Limited, Pacific Andes Resources Development Limited and Baiduri Bank Berhad. He is also the Non-Executive Chairman of Tee International Limited. His other appointments include being the Chairman of the Medifund Committee, Singapore General Hospital, Member of the Board of Trustees, Singapore Professional Executives' Co-operative Ltd (SPEC), Vice-Chairman of the Consumers Association of Singapore (CASE) Endowment Fund and Chairman of the Investment Panel, Spring Seeds Capital Pte Ltd.

Mr Cheng holds a Bachelor of Arts Degree in Economics (Honours) from the University of Malaya in Singapore. He received the Public Administration Medal (Silver) in 1984 and the Public Service Medal in 2001. He also received the Friend of Labour Award from the National Trade Union Congress (NTUC) in 2008.

Past directorships in listed companies and principal commitments (from 1 January 2013 to 31 December 2015)
- Singapore Technologies Electronics Limited
- Chewathai Ltd Limited

Mr Yap is the Chairman of the Audit Committee and is a member of the Nominating Committee.

He is currently Managing Director of B.P.Y. Private Limited, a firm of management consultants which provides financial planning, financial accounting, reviewing internal control systems as well as corporate secretarial services. Between July 1975 and January 1999, Mr Yap was a senior partner at Yap Boh Pin & Co which provided advice on auditing, taxation, liquidation and corporate restructuring matters. He is also a director of Lereno Bio-Chem Ltd, serving as Chairman of its Audit Committee and member of its Nominating Committee. He has also held directorships in various public companies between 1975 and 2000, including Singapore Land Limited, L&M Investments Limited and Pan Pacific Public Company Limited. During his appointment by these companies, Mr Yap was a member of their executive committee and/or audit committee, assisting in the evaluation and recommendation of changes to their system of internal controls as well as corporate governance.

In March 2007, Mr Yap was appointed as Director of Asia Mobile Holdings Pte. Ltd., a private limited company which is a subsidiary of Singapore Technologies Telemedia Pte Ltd. It has investments in StarHub Ltd and Shenington Investments Pte Ltd.

Beyond the corporate sector, Mr Yap is actively involved in various non-profit, educational and social welfare organisations. He is an Honorary Council Member of the Singapore Hokkien Huay Kuan since 16 June 2011. At end January 2008, Mr Yap was appointed a director of ACS (International). He is also a member of the Audit Committee of the Chinese Development Assistance Council.

Mr Yap is qualified as a Chartered Accountant from the Institute of Chartered Accountants in England and Wales in 1966. He is a Fellow member of both the Institute of Singapore Chartered Accountants (formerly known as the Institute of Certified Public Accountants of Singapore) and the Institute of Chartered Accountants in England and Wales.

Past directorships in listed companies and principal commitments (from 1 January 2013 to 31 December 2015)
- Nil

Mr Tang is a member of the Audit Committee.

After three years in the Singapore Government Administrative Service, Mr Tang spent the next 28 years in the banking and financial services industry and held senior management positions at Continental Illinois National Bank (now part of Bank of America), N.M. Rothschild & Sons (Singapore) Ltd, ST Capital Limited and Vertex Management (UK) Limited. He retired from full-time employment in January 2005.

Mr Tang has held directorships in various companies, both in Europe and ASEAN, including SGX Mainboard-listed Singapore Food Industries Limited, where he served as a member of the Audit Committee.

Mr Tang graduated with a Bachelor of Social Sciences (Economics) (Honours) (1970), and obtained a postgraduate Diploma in Business Administration (1975), from the then University of Singapore.

Past directorships in listed companies and principal commitments (from 1 January 2013 to 31 December 2015)
- Nil

Mr Seah serves as a member of the Remuneration Committee and the Executive Committee.

Mr Seah also serves as an Independent Director on the board of Yanlord Land Group Ltd., Global Investments Limited, M&C REIT Management Limited, M&C Business Trust Management Limited and PGG Wrightson Limited, a company listed on the New Zealand Stock Exchange. He is currently the Chairman of Nucleus Connect Pte. Ltd. and the sole proprietor of Soft Capital SG, a business consultancy.

Over a 25-year period between 1980 and 2005, Mr Seah held various senior positions within the AIG Group in Singapore, initially as AIA Singapore's Vice-President and Chief Investment Officer managing the investment portfolio of AIA Singapore and later as Vice-President of Direct Investments of AIG Global Investment Corporation (Singapore) Ltd. Between 2001 and 2005, Mr Seah was also the Chairman of the Board of AIG Global Investment Corporation (Singapore) Ltd.

From 1978 to 1980, Mr Seah managed the investment portfolio of Post Office Savings Bank as Deputy Head of the Investment and Credit Department. Prior to that, he worked at Singapore Nomura Merchant Bank as an Assistant Manager with responsibilities covering the sale of bonds and securities and offshore (ACU) loan administration for the bank. Between 2002 and 2003, Mr Seah served on the panel of experts of the Commercial Affairs Department of Singapore.

Mr Seah graduated with a Bachelor of Arts and Social Sciences (Second Class Honors (Upper)) in Economics from the then University of Singapore in 1975.

Past directorships in listed companies and principal commitments (from 1 January 2013 to 31 December 2015)
- Nil

Mr Miller serves as a member of the Remuneration Committee, the Nominating Committee and the Executive Committee.

Mr Miller is the President and Chief Executive Officer of Singapore Technologies Telemedia Pte Ltd (ST Telemedia) and is a member of ST Telemedia's Board of Directors.

Mr Miller joined ST Telemedia in 2005 and has held various senior positions including President and Chief Operating Officer, and Chief Financial Officer. He played a crucial role in enhancing ST Telemedia's business competitiveness and asset portfolio while simultaneously maintaining prudent financial management.

Prior to joining ST Telemedia, Mr Miller was Financial Advisor to ST Telemedia on the merger of its data centre business with Equinix and Pihana Pacific, creating the world's largest carrier-neutral data centre network.

Mr Miller has more than 25 years of global investment, financial management, strategic planning and CMT industry experience. He spent over 14 years of his career in investment banking with Credit Suisse, primarily heading its telecommunications and media group throughout Asia and the Pacific.

Mr Miller holds a Bachelor's Degree in Commerce, with First Class Honours in Economics and Finance, from the University of New South Wales, Australia.

Ms Ho serves as a member of the Audit Committee.

Ms Ho has more than 20 years of financial management experience and is currently a Consultant in STTC Communications Ltd ("STTC"). Prior to that, she held the position of Chief Financial Officer & Executive Vice-President of STTC with responsibilities including the overseeing aspects of STTC's financial strategy and operations, including controller, tax, internal audit, treasury as well as analysis for mergers and acquisitions ("M&A").

Ms Ho holds a Bachelor of Commerce (double major in Accounting & Information Systems) from the University of New South Wales, Australia. She has also been a member of the Certified Practising Accountants Australia since 1992.

Mr Lim serves as a member of the Executive Committee.

Mr Lim is credited with having successfully spearheaded the strategic development and growth of the Group since its inception in 1998 into a regional diversified provider and enabler of innovative communications today.

Following his retirement as Group President in November 2006, Mr Lim continues to contribute his extensive industry experience and expertise to the Group, as a Non-Executive Director and a member of the Executive Committee.

Mr Lim, who oversaw the strategic development and management of our Group as President, has over 13 years of experience in the telecommunications industry, including establishing CellStar Pacific Pte Ltd, an Asean-wide cellular communication distribution business. Prior to undertaking his appointment as our Group President in January 2004, he held the position of Managing Director from March 1999 to December 2003 where he was responsible for the Group's distribution business.

Mr Lim is currently a Director of Leap International Pte Ltd, a private investment holding company. Mr Lim holds an MBA from the Asian Institute of Management, Manila, a Master of Arts (Christian Studies) from Regent College, Vancouver, Canada, and a Doctoral Degree from Gordon Conwell Theological Seminary, MA, USA.

Past directorships in listed companies and principal commitments (from 1 January 2013 to 31 December 2015)
Nil