Executives

Mr. Saharat Vatanatumrak

Chief Officer – Corporate

Executive Information

Mr. Sudusit Ounsangchan

Chief Officer –
Coal Business Development

Executive Information

Mrs. Petcharat Chayanon

Chief Officer – Finance and Accounting

Executive Information

Mr. Vacharachai Nachailert

Chief Officer – Domestic Marketing

Executive Information

Mr. Prasert Promdech

Chief Officer – International Marketing

Executive Information

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Mr. Saharat Vatanatumrak


  • Positions: Chief Officer – Corporate, Company Secretary,
       Risk Management Committee Member,
       Corporate Governance Committee Member and Secretary, and
       Nomination and Remuneration Committee Secretary
  • Age: 55 years
  • Nationality: Thai
  • Education:
    – Bachelor of Engineering (Electrical Engineering), University of California, Los Angeles (UCLA), USA
    – Certificate: Thai Institute of Directors Association
       How to Develop a Risk Management Plan (HRP) Class 6/2014
       CG Report Assessment Criteria, 2015
       CG Report, 2015
       Ethical Leadership Program (ELP) Class 5/2016
       Enhancing Good Corporate Governance based on CGR Scoreboard, 2016
       Seminar on Director Compensation Survey Report, 2016
       CGR Workshop 1/2017 “Enhancing Good Corporate Governance based on CGR Scorecard”
       Open House for Company Secretary, 2017
       Role of Company Secretary in Shaping Corporate Culture, 2019
    – Stock Exchange of Thailand:
       CSR Engagement, 2014
       CG Forum 1/2016 “Ethics: Conscience on Good Governance Principle”
    – Courses related to the duties of company secretary
       Corporate Secretary Development Program, Chulalongkorn University, 2004
       Company Secretary Program (CSP), Class 67/2015, Thai Institute of Director Association, 2015
       Board Reporting Program(BRP) Class 20/2016, Thai Institute of Director Association, 2016
       Effective Minutes Taking (EMT) Class 40/2018, Thai Institute of Director Association, 2018
    – CEO and IR Talk, Thai Listed Company Association, 2018
    – Other courses:
       Biomass and Waste Conversion Technologies, King Mongkut’s University of Technology North Bangkok, 2008
       Thai Intelligent Investors Program Class 18, Thai Investors Association, 2018
  • Shareholding in the Company as at December 31, 2019: 186,986 shares or 0.036 percent of all shares with voting rights
  • Direct and indirect interest in any of business with Company and its subsidiaries: None
  • Family Relationship with Executives: None
  • Number of Director Positions in other Business:
    – Listed Company – None
    – Non-Listed Company – None
  • Past 5-Year Work Experience:
    – 2016-Present: Chief Officer – Corporate and Company Secretary, Lanna Resources Public Co., Ltd.
    – 2016-Present: Director, Lanna Power Generation Co., Ltd. (Subsidiary)
    – 2015-Present: Director, PT. Lanna Power Indonesia (Subsidiary)
    – 2008-Present: Commissioner, PT. Singlurus Pratama (Subsidiary)
    – 2004-Present: Commissioner, PT. Lanna Harita Indonesia (Subsidiary)
    – 2010-2015: Commissioner, PT. Lanna Power Indonesia (Subsidiary)
    – 2008-2015: Senior Manager, Business Development, Lanna Resources Public Co., Ltd.
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Mr. Sudusit Ounsangchan


  • Positions: Chief Officer – Coal Business Development,
       Risk Management Committee Member, and
       Corporate Governance Committee Member
  • Age: 55 years
  • Nationality: Thai
  • Education:
    – Bachelor of Engineering (Mining Engineering), Chulalongkorn University
    – Certificate: Thai Institute of Directors Association
       Anti-Corruption in Practice, 2015
       How to Develop a Risk Management Plan (HRP) Class 10/2016
       Director Accreditation Program (DAP) Class 128/2016
    – Stock Exchange of Thailand:
       CSR Engagement, 2014
       CG Forum 1/2016 “Ethics: Good Governance on Consciousness”, 2016
    – Other courses:
       Creative Thinking and Analysis, The National Institute of Development Administration (NIDA), 2013
       A Leader with Positive Attitude, People Synergy Co., Ltd., 2015
       The Institute of Industrial Energy: New Power Development Plan (2015-2036) Future of Thailand’s Industry, 2015
       Department of Mineral Fuels: Public Hearing Seminar on Coal Fuel Act Draft B.E.2559
       Industrial Environmental Management, Technology Promotion Association (Thailand-Japan), 2017
       Executive Energy Program, Class 3/2017, Federation of Thai Industries, 2017
  • Shareholding in the Company as at December 31, 2019: 54,901 shares or 0.010 percent of all shares with voting rights
  • Direct and indirect interest in any of business with Company and its subsidiaries: None
  • Family Relationship with Executives: None
  • Number of Director Positions in other Business:
    – Listed Company – 1 Company
    – Non-Listed Company – 2 Companies
  • Past 5-Year Work Experience:
    – 2019-Present: Vice Chairman, ASN Broker Public Co., Ltd.
    – 2017-Present: Director, PT. Singlurus Pratama Co., Ltd. (Subsidiary)
    – 2016-Present: Chief Officer – Coal Business Development, Lanna Resources Public Co., Ltd.
    – 2016-Present: Director and Independent Director, ASN Broker Public Co., Ltd.
    – 2016-Present: Director, Lanna Power Generation Co., Ltd. (Subsidiary)
    – 2010-2015: Senior Manager, Core Business Development, Lanna Resources Public Co., Ltd.
    – 2003-2008: Manager, Core Business Development, Lanna Resources Public Co., Ltd.
    – 1997-2002: Manager, Planning, Lanna Resources Public Co., Ltd.
    – 1987-1996: Mining Engineer, Sahakol Engineering Co., Ltd.
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Mrs. Petcharat Chayanon


  • Positions: Chief Officer – Finance and Accounting,
       Risk Management Committee Member, and
       Corporate Governance Committee Member
  • Age: 52 years
  • Nationality: Thai
  • Education:
    – B.A. (Accounting), Thammasat University
    – Certificate: Thai Institute of Directors Association
       How to Develop a Risk Management Plan (HRP) 10/2016
       Anti-Corruption in Practice, 2016
       TLCA CFO Professional Development Program (TLCA CFO CPD), 2019
    – Federation of Accounting Professions courses:
       Financial Reporting Standards: TFRS, 2013
       Draft of International Financial Reporting Standards: Financial Instruments, Accounting for Hedging and Rental Contracts, 2013
       Deferred Income Tax, 2015
       CFO Current Issues, 2016
       Public Hearing Seminar on Preparation of Financial Reporting Standards Draft on Financial Instruments (FRS9, TFRS7, and TAS32), 2016
       How Securities and Exchange Act and Anti-Money Laundering Act Related to Accountants, 2017
       Accounting Executive on Value Added and Sustainability of the Business According to Thailand 4.0 Model, 2018
       TFRS Sharing in Practices, 2019
       Future of Finance-Digital Disruption, 2019
    – Stock Exchange of Thailand courses:
       Accounting Standards for Financial Instruments Coming Soon, 2013
          Financial Reporting Standards, 2014
       Strategic CFO in Capital Markets, 2015
       Importance Roles of Capital Market and Framework for Development Plan, 2016
       Preparation and Adoption of the Revised Standard of Financial Report on Financial Instruments, 2017
    – Thai Listed Companies Association:
       CEO in IR Role and His Key Challenges and Breakout session: Group therapy “What has been your Challenges in 2014 and dealing with it”, 2015
       Strategic Financial Leadership Program (SFLP), 2018
    – Other courses:
       Intensive Taxes Inspecting, Dharmniti Seminar and Training Co., Ltd., 2018

  • Shareholding in the Company as at December 31, 2019: 147,659 shares or 0.028 percent of all shares with voting rights
  • Direct and indirect interest in any of business with Company and its subsidiaries: None
  • Family Relationship with Executives: None
  • Number of Director Positions in other Business:
    – Listed Company – None
    – Non-Listed Company – 2 Companies
  • Past 5-Year Work Experience:
    – 2016-Present: Chief Officer – Finance and Accounting, Lanna Resources Public Co., Ltd.
    – 2010-Present: Director, PT. Lanna Power Indonesia (Subsidiary)
    – 2009-Present: Commissioner, PT. Singlurus Pratama (Subsidiary)
    – 2005-2015: Senior Manager – Accounting and Administration, Lanna Resources Public Co., Ltd.
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Mr. Vacharachai Nachailert


  • Positions: Chief Officer – Domestic Marketing,
       Risk Management Committee Member, and
       Corporate Governance Committee Member
  • Age: 57 years
  • Nationality: Thai
  • Education:
    – B.A (Political Science), Ramkhamhaeng University
    – Certificate: Thai Institute of Directors Association
       How to Develop a Risk Management Plan (HRP), 2016
       Anti-Corruption: The Practical Guide (ACPG), 2017
    – Other courses:
       Boost Up Inspiration to Success, 2014
       A Leader with Positive Attitude, 2015
       Modern Supervisor Skills, 2016
  • Shareholding in the Company as at December 31, 2019: 185,303 shares or 0.035 percent of all shares with voting rights
  • Direct and indirect interest in any of business with Company and its subsidiaries: None
  • Family Relationship with Executives: None
  • Number of Director Positions in other Business:
    – Listed Company – None
    – Non-Listed Company – None
  • Past 5-Year Work Experience:
    – 2016-Present: Chief Officer – Domestic Marketing, Lanna Resources Public Co., Ltd.
    – 2008-2015: Senior Manager – Domestic Coal Sales, Lanna Resources Public Co., Ltd.
    – 1996-2007: Manager-Domestic Coal Sales, Lanna Resources Public Co., Ltd.
    – 1992-1996: Section Head-Coal Sales, Lanna Resources Public Co., Ltd.
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Mr. Prasert Promdech


  • Positions: Chief Officer – International Marketing,
       Risk Management Committee Member, and
       Corporate Governance Committee Member
  • Age: 51 years
  • Nationality: Thai
  • Education:
    – MBA, Sasin Graduate Institute of Business Administration of Chulalongkorn University
    – Bachelor of Engineering (Mining Engineering), Chulalongkorn University
    – Certificate: Thai Institute of Directors Association
       How to Develop a Risk Management Plan (HRP), 2016
    – Other courses:
       Coal Trading & Risk Management, Coaltrans Conferences Ltd., Singapore, 2014
       24th Coaltrans Asia, Coaltrans Conferences Ltd., 2018
       China & International Coal Supply Summit, HIS Global Inc., 2018
       17th Coaltrans China 2019, Coaltrans Conferences Ltd., 2019
       Trade and Development Regional Forum, International Institute for Trade and Development, 2019
       Coaltrans Japan 2019, Coaltrans Conferences Ltd., 2019
  • Shareholding in the Company as at December 31, 2019: None
  • Direct and indirect interest in any of business with Company and its subsidiaries: None
  • Family Relationship with Executives: None
  • Number of Director Positions in other Business:
    – Listed Company – None
    – Non-Listed Company – 2 Companies
  • Past 5-Year Work Experience:
    – 2016-Present: Chief Officer – International Marketing, Lanna Resources Public Co., Ltd.
    – 2010-Present: Director, PT. Lanna Power Indonesia (Subsidiary)
    – 2008-Present: Commissioner, PT. Singlurus Pratama (Subsidiary)
    – 2006-2015: Senior Manager – International Coal Sales, Lanna Resources Public Co., Ltd.
    – 2000-2004: Chief Coal Transshipment, PT. Lanna Harita Indonesia (Subsidiary)