Airports of Thailand Public Company Limited (AOT) places great importance on the transparency, reliability, and accuracy of information disclosed through its Sustainability Report and corporate sustainability website. AOT is committed to aligning its operations with international standards to ensure comprehensive and credible reporting of its environmental, social, and governance (ESG) performance.
In 2025, AOT’s Sustainability Report, including content disclosed via its sustainability website, underwent external assurance at a Moderate Level of Assurance conducted by an independent third party. The assurance engagement was carried out in accordance with the AA1000 Assurance Standard v3 (Type 2) and assessed against the AA1000 AccountAbility Principles Standard (AA1000APS:2018), covering the following key GRI-related topics:
- GRI 2: General Disclosure 2021
- GRI 3: Material Topic 2021
- GRI 204: Procurement Practices 2016
- GRI 205: Anti-Corruption 2016
- GRI 302: Energy 2016
- GRI 302-1
- GRI 302-2
- GRI 302-3
- GRI 302-4
- GRI 303: Water and Effluents 2018
- GRI 305: Emission 2016
- GRI 305-1
- GRI 305-2
- GRI 305-3
- GRI 305-4
- GRI 305-5
- GRI 306: Waste 2020
- GRI 403: Occupational Health and Safety 2018
- GRI 405: Diversity and Equal Opportunity 2016
- GRI 414: Supplier Social Assessment 2016
- GRI 418: Customer Privacy 2016
The assurance results confirmed that AOT’s Sustainability Report and related disclosures appropriately reflect its adherence to international standards and frameworks, presenting economic, social, and environmental performance in a comprehensive, transparent, and trustworthy manner.
This independent verification underscores AOT’s ongoing commitment to sustainable development and the disclosure of accurate and verifiable information. It reflects AOT’s efforts to build long-term trust and confidence among stakeholders and to ensure that sustainability considerations are deeply embedded across the organization.
