Corporate Secretary and Head of Compliance

Corporate Secretary and Head of Compliance

Mrs. Somsuda Ruampumsuk

Corporate Secretary and Head of Compliance

Education Background

  • Bachelor of Engeneering Computor Engineering King Mongkut's Institute of Technology Ladkrabang

Seminar Accomplishment

    The Thai Institute of Directors (IOD)
  • Company Secretary Program (CSP) Class 71/2016
  • Board Reporting Program (BRP) Class 19/2016
  • Company Reporting Program (CRP) Class 16/2016
  • Effective Minute Taking (EMT) Class 36/2016
  • Seminar on the topic of the 2023 CGR Survey Criteria (Nov 30, 2021)
  • Seminar on clarifying criteria for the surveying 2023 CGR projects (23 June 2022)
  • Seminar on CGR 2023 Coaching on "In-depth Seminar on CGR Project Exploration Guidelines 2023" (3 October 2022)
  • Company Secretary Forum 2022 "Challenges of Company Secretary in Building Trust" (1 Dec 2022)
  • CGR Workshop 2/2023 "Seminar to clarify criteria for Corporate Governance Report of Thai Listed Companies (CGR) projects for 2023" (Jun 30, 2023)
  • Director Certification Program (DCP) Class 346/2023 (Sep 11,2023-Nov 6,2023)
  • Company Secretary Forum 2023 "The role of the company secretary in driving ESG" (Oct 6, 2023)

  • TLCA Executive Development Program (TLCA)
  • Fundamentals for Corporate Secretaries
  • Advances for Corporate Secretaries
  • Session Sharing Seminar "Guidelines for the disclosure of CG Code Essentially apply or explain" (June 11, 2018)
  • Webinars "Technique for preparing minutes of meeting" (27 September 2022)
  • Focus Group - Guidelines for improving the preparation of One Report (for operating results in 2023, submitted March 2024) (May 19, 2023)
  • Webinars "Techniques for organizing Board of Directors committee meetings" (Jun 13, 2023)
  • Webinars "Technology and the work of listed companies" (Jun 27, 2023)
  • Webinars "Board Retreat / NED Meeting" (Aug 30, 2023)
  • Webinars "AGM Notice / Board Resolution" (Dec 14, 2023)

  • The Securities and Exchange Commission (SEC) and/or The Stock Exchange of Thailand (SET)
  • Smart Disclosure Program (SDP)
  • SCP Straight Through
  • CSR for Corporate Sustainability: P01 Class 8
  • Criminal Liablitiies of Representatives of Juristic Person Act Seminar (May 18, 2017)
  • New set portal system Seminar (May 23, 2017)
  • Guidelines for the use of the Securities Change Management System for Directors, Executives and Auditors (Form 59-2) Seminar (July 11, 2017)
  • New CG Code Seminar (July 31, 2017)
  • New Issuer Portal Training Course (Nov 10, 2017)
  • Training on how to improve the preparation of the Free Float Report (April 19, 2019).
  • Training on how to use the SET Link system (1 Oct 2019)
  • Seminar "Preparation of Directors and Executives on Personal Data Protection" (March 5, 2020)
  • Seminar on Guidelines for Organizing Shareholders' Meetings via Electronic Media (e-AGM) (Feb 5, 2021)
  • Seminar on Preparing for Prompt One Report (Jun 24, 2021)
  • Training on trends, directions of making M&A, important issues to consider and M&A strategy (Sep 29-30, 2021)
  • Seminar on readiness check before PDPA comes into force (Dec 15, 2021)
  • Training on how to use the function of creating annual registration statement / annual report (Form 56-1 One Report) on SETLink system (Dec 17, 2021)
  • Training on Digital Asset and Business Growth Opportunity (New S-Curve) of listed companies (7-8 July 2022)
  • Training on "Digital Transformation" (13 September 2022)
  • Training on "Information Disclosure via SETLink System" No. 1/2022" (22 Sep 2022)
  • Webinar on Driving Organizations with ESG Data and Introducing ESG Data Platform (29 Sep 2022)
  • Seminar on Prepare for 2023 Form 56-1 One Report on SETLink (23 November 2022)
  • SET Sustainability Forum 1/2023: Comprehending Key Changes for Leaders in a Disrupted World (Feb 15, 2023)
  • SET: Capital Market Research Forum No. 2/2023 "Good practices for company directors for sustainable business development" (March 9, 2023)
  • Training course "Company valuation techniques to suit the business in the present day" (7-8 June 2023)
  • Webinar "Role and Duties of Directors and Executives of Listed Companies" (Jun 22, 2023)
  • Workshop "ESG Risks Management Workshop" (Jun 29-30,.2566)
  • SET: Capital Market Research Forum 3/2566 "Capital Market Experience with Artificial Intelligence" (Jul 20, 2023)

  • Thai Investor Association
  • AGM Assessment Project (Jan 21, 2021)
  • Discussion on Sustainable business after Covid-19, life must rethink (Sep 27, 2021)
  • Webinar on the topic "Circular Economy Business Models" (22 Nov 2022)
  • Activity Tutoring to complete 100 New AGM Checklist 2024 (Oct 12, 2023)

Number of Share Holding (%) as of 20/02/2024



Listed Companies
  • 10 Aug 2016 - Present Secretary of the Corporate Governance and Ethics Committee, GMM Grammy Plc.
  • 1 Jan 2016 - Present Director, Office of Corporate Secretary, GMM Grammy Plc.
  • 13 May 2015 - Present Corporate Secretary, GMM Grammy Plc.
  • 13 May 2015 - 31 Dec 2015 Manager, Office of Corporate Secretary, GMM Grammy Plc.
  • Mar 2013 - May 2015 Co-ordinator Manager, GMM Grammy Plc.
  • Jun 2012 - Aug 2013 Procurement Director, TT&T Plc.
  • 2009 - 2012 Acting Regulatory Affair Director, TT&T Plc.
  • 2005 - 2009 Concession Management Manager, TT&T Plc.
  • 1994 - 2005 Engineer, TT&T Plc.
Other Companies
  • 1 Sep 2023- 23 Feb 2024 Company Secretary GMM Music Co.,Ltd.
  • 9 Jan 2023 - Present Director Extraorganizer Co.,Ltd.
  • July 21,2015 - Mar 12,2021 Company Secretary The One Enterprise , Ltd.
  • Dec 21,2017 - Nov 30,2020 Present Company Secretary GMM Channel Holding , Ltd.


Mrs. Somsuda Ruampumsuk, Director of Corporate Secretary, as the Company Secretary, effective as of May 13, 2015. This person is considered well qualified with great capabilities, possesses many years of useful experience, successfully participated in training seminars and related courses required and being able to carry out the duties of the Company Secretary so that the Company adheres to related laws and Good Corporate Governance regulations.

Duties and Responsibilities of the Company Secretary

  1. Being a Secretary to the Board of Directors by coordinating with all parties in organizing Board of Directors Meetings and Shareholders Meetings so that they adhere to principles of Good Corporate Governance and related regulations, the Company’s Articles of Associations and best practices, and related laws such as the Securities and Exchange Act and the Public Limited Company Act B.E. 2535.
  2. Being responsible for disclosing the Company’s information in line with SET’s and SEC’s regulations, and other regulatory bodies.
  3. Providing basic advice to the Board of Directors and Management who have to follow the Company’s Articles of Association, rules of SEC and SET, and any new regulations that may be relevant to the Company.
  4. Preparing and storing important documents such as the registration of the Company’s directors, the invitation letter and minutes of the Board of Directors Meeting, the invitation letter and minutes of the Shareholders Meeting, the Annual Report, shares holding report of directors and management team, and reports of conflicts of interest filed by directors and the management.
  5. Supervising various activities and events performed by the Board of Directors to ensure the efficiency and effectiveness of their works, and the greatest benefits to the Company.
  6. Coordinating with related parties to ensure that the resolutions from the Board of Directors Meetings and the Shareholders Meetings are carried out.
  7. Executing additional duties as assigned by the Board of Directors.

Qualification of Corporate Secretary

  1. To have the knowledge and understanding of the company and the business.
  2. To understand the Corporate Secretary's role.
  3. To have the knowledge and understanding of the law and regulation of Securities and Exchange Commission, the Stock Exchange of Thailand, Securities and Exchange Act and Public Law.
  4. Not to use the company’s business opportunity for personal benefits and to keep the secret of the company.
  5. To have at least 2 year experience as a Corporate Secretary or a secretary of an Executive Board.
  6. To have good human relations and skills to coordinate with other departments and companies.

Contact: Company Secretary

Somsuda Ruampumsuk 0-2669-9291 |
Office of Corporate Secretary 0-2669-9291 |