
Mr. Weerachai Ngamdeevilaisak
Chairman of the Audit Committee
Description
Education/Training
- Bachelor of Accountancy, Thammasat University
- Certificate Mini MBA, Thammasat University
- Advance Certificate in Public Administration and Law for Executives Class 11, King Prajadhipok’s Institute
- Director Certification Program (DCP) Class 0/2000
- Finance for Non-Finance Director (FNA) Class 1/2003
- Role of the Compensation Committee Class 3/2007
- Successful Formulation & Execution Strategy Class 4/2009
Work Experience
- 2014-Present Chairman of the Board of Directors, Chairman of the Audit Committee and Independent Director, Alla Public Company Limited
- 2016-Present Chairman of the Audit Committee and Independent Director, Syn Mun Kong Insurance Public Company Limited
- 2013-Present Director, Member of the Audit Committee and Independent Director, Srisawad Power 1979 Public Company Limited
- 2007-Present Managing Director, Audit One Co., Ltd.
- 2005-Present Director, Member of the Audit Committee and Independent Director, Pruksa Real Estate Public Company Limited
- 2014-2015 Chairman of the Audit Committee and Independent Director, Capital Engineering Network Public Company Limited
- 2009-Jan 2016 Managing Director, Accountancy and Business Advisory Co., Ltd.
- 2003-Jan 2016 Owner/Executive Director, Professional Outsourcing Solution Co., Ltd.
- 1999-2003 Executive Director and Head of Risk Management and Internal Audit Committee, Arthur Andersen Consulting Co., Ltd.
- 1985-1999 Audit Assistant, Audit Manager and Assistance Director, SGV Na Thalang Co., Ltd.

Mr. Chirawat Srisawadi
Audit Committee
Description
Education/Training
- Master of Management, Sasin Graduate Institute of Business Administration of Chulalongkorn University
- Bachelor of Business Administration in Accounting, Ramkhamhaeng University
- Director Certification Program (DCP) Class 2016
- Director Accreditation Program (DAP) Class 2015
Work Experience
- 2014-Present Member of the Audit Committee and Independent Director, Alla Public Company Limited
- 2011-Present Executive Director, AmplusChem Co., Ltd.
- 2007-Present Executive Director, Siam Chemicals Solutions Co., Ltd.
- 1999-2007 Accounting, Finance and Administration Manager, Cognis Thai Co., Ltd.
- 1995-1999 Accounting and Finance Manager, Henkel (Thailand) Co., Ltd.
- 1993-1995 Accounting and Finance Manager, Capetronic Thailand Public Company Limited
- 1985-1993 Accounting Manager, Carrier Thailand Co., Ltd.
- 1980-1985 Head of Cost Accounting, CPC Thailand Co., Ltd.

Prof. Sahaton Rattanapijit
Audit Committee
Description
Education/Training
- Master of Law in Commercial Law, Bristol University
- Bachelor of Law, Thammasat University
- Thai Barrister – At Law
Work Experience
- 2014-Present Vice Chairman of the Board of Directors, Member of the Audit Committee and Independent Director, Alla Public Company Limited
- 1999-Present Member of the Information Disclosure Tribunal for National Economy and Finance, the Office of the Prime Minister
- 2015-Present Professor of the Faculty of Law, Thammasat University
- 2001-2015 Associate Professor of the Faculty of Law, Thammasat University
- 1990-2001 Assistant Professor of the Faculty of Law, Thammasat University
- 1980-1990 Lecturer of the Faculty of Law, Thammasat University

Mr. Patai Bunmark
Audit Committee
Description
Education/Training
- Bachelor of Engineering in Electrical, King Mongkut’s University of Technology Thonburi
- Master of Management, Sasin Graduate Institute of Business Administration of Chulalongkorn University
- Director Certification Program (DCP) Class 196/2014
Work Experience
- 2014-Present Member of the Audit Committee and Independent Director, Alla Public Company Limited
- 2006-Present Managing Director, Raiwin Maintenance and Services Co., Ltd.
- 2004-2006 Project Manager, BLCP Power Co., Ltd.
- 2001-2004 Senior Project Manager, Air Liquid (Thailand) Co., Ltd.
- 2000-2001 Field System Commissioning Engineer, Asia Badger Inc. (Thailand)
- 1991-2000 Project Manager, ABB Co., Ltd.
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