The Electricity & Mechanical Works is one of the important & modern sections of STG, and it has qualified engineers leading this activity and handling big projects like Saudi Electricity Company (SEC) project, for constructing, expanding, powering, and maintaining distribution networks with low and medium voltage, up to 35 kv, " United Contract", in work areas of Dammam, Al Ahsaa, Northern, Al Jubail and forth area, including the villages related.