Denaga National Power Company
- Country: Malaysia
- Type: Commercial
- Website: www.tnb.com.my
- Update: 05-02
Tenaga Nasional Berhad (Tenaga Nasional Berhad; abbreviation: TNB; also known as: Malaysia's national energy company limited) Malaysia's largest electric power company, listed on the Kuala Lumpur Stock Exchange, has six power coal power stations and three hydroelectric power projects in Malaysia to generate electricity, as well as management and operation of the national grid, the main business of the production, transportation and distribution of electricity.