GRI Index STANDARD DISCLOSURE NUMBER DISCLOSURE TITLE 2025 RESPONSE GRI 2: General Disclosures 2021 2-1 Organizational details About ADNOC, page. 14 2-2 Entities included in the organization’s sustainability reporting About this report – Reporting boundaries page. 6 ADNOC does not publicly disclose its consolidated financial statements, as it is not a publicly listed entity and is therefore not subject to any regulatory requirement to publish such financial information. As a state-owned enterprise wholly owned by the Government of Abu Dhabi, ADNOC complies with all applicable legal and regulatory obligations governing financial reporting and disclosure within the United Arab Emirates. 2-3 Reporting period, frequency and contact point About this report – Reporting boundaries, page. 6 2-4 Restatements of information ESG data index, page. 128 2-5 External assurance About this report, Internal validation and external assurance, page. 6 Assurance letter, page. 142 2-6 Activities, value chain and other business relationships About ADNOC – Our business, page. 15 Empowering lives – In-Country Value program, page. 79 How we operate – Responsible sourcing, page. 123 2-7 Employees ESG data index, page. 128 2-8 Workers who are not employees ESG data index, page. 128 2-9 Governance structure and composition How we operate – Our leadership, page. 107 2-11 Chair of the highest governance body How we operate – Our leadership, page. 107 2-12 Role of the highest governance body in overseeing the management of impacts How we operate – Our leadership, Risk governance, page. 107 GENERAL DISCLOSURES Statement of use ADNOC has reported the information cited in this GRI content index for the year ending December 31, 2025 with reference to the GRI Standards GRI 1 used GRI 1: Foundation 2021 136