Tenaga Nasional Berhad TNABF

Company Overview

Tenaga Nasional Berhad (TNB), traded in U.S. over-the-counter markets under the ticker TNABF, is Malaysia’s largest electric utility company and the primary electricity provider in Peninsular Malaysia. The company operates across the electricity value chain, including power generation, transmission, distribution, retail electricity services, and related energy solutions. TNB serves residential, commercial, industrial, and government customers, and it also participates in renewable energy development, smart grid modernization, and energy services businesses. Its revenue is primarily driven by regulated electricity transmission and distribution activities, electricity sales, and generation operations.

TNB was established in 1949 as the Central Electricity Board before evolving into the National Electricity Board and later corporatized as Tenaga Nasional Berhad in 1990. The company remains strategically important to Malaysia’s national infrastructure and economic development. Its scale, regulated asset base, vertically integrated utility structure, and strong domestic market position provide competitive advantages within the Malaysian power sector. In recent years, TNB has increasingly focused on energy transition initiatives, renewable generation, and decarbonization aligned with Malaysia’s long-term energy policies.