Tenaga Nasional Berhad is an electricity utility company. It is engaged in the generation, transmission, distribution, and retail of electricity, serving its customers across Peninsular Malaysia, Sabah, and beyond. Its core business segments include power generation, grid, distribution network, and retail. The Company, through its subsidiary TNB Power Generation Sdn. Bhd., is a power producer and offers comprehensive asset management, operations and maintenance, repair, and overhaul (MRO), diagnostics, and engineering, procurement, construction, and commissioning services. Its grid division includes strategy formulation, system planning, engineering, project management, maintenance, and wayleave management. The distribution network division plans, constructs, operates, performs repairs and maintenance as well as manages the assets of Peninsula Malaysia’s distribution network. The retail Division is focused on delivering customer-centric experiences across all customer channels.