Company’s Monitor Operation Measures


Appointed an anti-corruption promotion working team

GC has appointed an anti-corruption promotion working team, responsible for ensuring that GC’s anti-corruption measures are implemented efficiently in accordance with the Company’s commitment as a member of the Thai Private Sector Collective Action Against Corruption (CAC).


Reviews, examines, and improves its anti-corruption measures

GC reviews, examines, and improves its anti-corruption measures and reports to the Corporate Governance and Sustainability Committee annually in order to measure their effectiveness as well as improve their alignment with the ever-changing corruption risks.


Prescribed corruption risk assessments and set up preventive measure

GC has prescribed corruption risk assessments and set up preventive measures against risks in operational control, environmental control, and financial control.


Internal control

GC has established guidelines for auditing internal control relevant to the recording of financial transactions, the preparation of books of account, and the safeguarding of information. Any material issues detected are reported to the Board of Directors

GC has established Automated CAC Checklist System on digital platform in order to enhance examining process against all forms of corruption, reducing processing time and minimizing errors in data collection.

(Thailand’s Private Sector Collective Action Coalition Against Corruption: CAC)

GC has recognized and continuously operated in compliance with public and private measures of anti-corruption. GC has been recertified as a member of Thai Private Sector Collective Action Against Corruption (CAC) for the third consecutive term on June 30, 2020. For the next recertification, it is appointed to be in June 30, 2023. There are five subsidiaries, under GC Group, that have already gained ceftificates from CAC. In 2022, four subsidiaries received certification from CAC. GC has encouraged other subsidiaries e.g., NPC Safety and Environmental Service Co.,Ltd., and GC Maintenance Engineering company limited to declare the intention to become a member of CAC.

Moreover, GC has attended anti-corruption and anti-bribery seminars, which held by National Anti-Corruption Commission, Office of Public Sector Anti-Corruption Commission, Anti-Corruption Organization of Thailand and other partners.

GC strictly prohibits bribery and corruption including political donation and lobbying, this is regulates as part of GC’s anti-corruption policy. In 2022 PTTGC did not make any contributions to and spending for political campaigns, political organizations, lobbyists or lobbying organizations, trade associations and other tax-exempt groups.

GC developed the Hook E-Learning system in various languages, including English, to enable executives and employees at all levels of GC Group and subsidiaries to equally enable their learning and understanding of contents related to Corporate Governance (CG) and GC Group Code of Conduct. Additionally, it also acts as another platform to evaluate the participant's understanding. The participants will be required to sign the acknowledgement that represents the commitment and the deployment of CG and corporate compliance policies. The evaluation result will also be used for the improvement of knowledge-sharing and training next years.

More information on performance in communication and training is available in

Sustainability Performance Data 2022