Tenaga Nasional

Tenaga Nasional Berhad (lit. 'National Energy Limited', abbreviated as TNB; TENA, MYX: 5347), also known as Tenaga Nasional or simply Tenaga, is the Malaysian multinational electricity company and is the primary electric utility company in Peninsular Malaysia and also the largest publicly listed power company in Southeast Asia with MYR 198.35 billion worth of assets. It serves over 10.65 million customers throughout Peninsular Malaysia (except Sarawak) and 0.73 million customers in the East Malaysian state of Sabah and Labuan through Sabah Electricity.
TNB's core activities are in the power generation, transmission, electricity distribution and electricity retailing. Other activities include repairing, testing and maintaining power plants, providing engineering, procurement and construction services for power plants related products, assembling and manufacturing high voltage switchgears, coal mining and trading.