Stock Name : TENAGA STOCK EXCHANGE LISTING ADR Level 1 AMERICAN DEPOSITORY RECEIPTS PROGRAMME (ADR) Telephone : +603-2107 4515/4517 Share Administration Section Company Secretary’s Office Tenaga Nasional Berhad ANNUAL GENERAL MEETING HELP DESK Ali Munawar bin Haji Salim (MAICSA 7021901) (SSM Practicing Certificate No. 201908002911) (Appointed w.e.f. 1 January 2024) Norazni binti Mohd Isa (LS 0009635) (SSM Practicing Certificate No. 201908000492) (Resigned w.e.f. 1 January 2024) COMPANY SECRETARY Ong Ai Lin Email : ongailin.integrity@tnb.com.my SENIORINDEPENDENT NON-EXECUTIVEDIRECTOR Malayan Banking Berhad 196001000142 (3813-K) PRINCIPAL BANKER Messrs PricewaterhouseCoopers PL T (LLP0014401-LCA & AF 1146) Chartered Accountants Level 10, Menara TH 1 Sentral Jalan Rakyat Kuala Lumpur Sentral P .O. Box 10192 50706 Kuala Lumpur Malaysia Telephone : +603-2173 1188 Facsimile : +603-2173 1288 EXTERNAL AUDITORS Boardroom Share Registrars Sdn. Bhd. 199601006647 (378993-D)11th Floor, Menara Symphony No. 5, Jalan Prof. Khoo Kay Kim Seksyen 13 46200 Petaling Jaya Selangor Darul Ehsan Malaysia Telephone : +603-7890 4700 Facsimile : +603-7890 4670 Website : www.boardroomlimited.com/my Email : bsr.helpdesk@boardroomlimited.com SHARE REGISTRAR Bursa Malaysia Depository Sdn. Bhd. 198701006854 (165570-W) 9th Floor, Exchange Square Bukit Kewangan 50200 Kuala Lumpur Malaysia Telephone : +603-2034 7363 Facsimile : +603-2732 6163 DIVIDEND SERVICE PROVIDER Tenaga Nasional Berhad 199001009294 (200866-W) Pejabat Setiausaha Syarikat Tingkat 16, T ower A, TNB Platinum No. 3, Jalan Bukit Pantai, Bangsar 59100 Kuala Lumpur Malaysia Official Communication Channels: Telephone : +603-2296 5566 Facsimile : +603-2283 3686 Website : www.tnb.com.my TNB Careline : 15454 (for power outage or TNB street light complaint) One Stop : 1-300-88-5454 Engagement Centre (for billing and account enquiries) (OSEC) Email : tnbcareline@tnb.com.my Online Whistleblowing : wbis.tnb.com.my Information System T oll Free : 1-800-888-862 REGISTERED OFFICE @TNB Careline