Sabah Electricity Sdn. Bhd. (SESB) is an electrical company that generates transmits and distributes electricity mainly in Sabah and Federal Territory of Labuan. It supplies electrical power to 413 983 customers distributed over a wide area of 74 000 km. 82.8% of the customers are domestic customers consuming only 28.8% of the power generated.
It is the successor of the Sabah Electricity Board .
Key people are Baharin bin Din and Managing Director.