- Watania Contracting Company Limited (project linking electricity between Qunfudah and Majardh).

- ABB Contracting Co. Ltd. (project majardh strengthen the power adapter).

- Tris Contracting Company (project majardh strengthen the power adapter).

 - Slcop Electrical contracting Company (electricity distribution projects majardh).

- Asas contracting Company (project linking electricity between Majardh and Mahayil Asir)

- NCC Company (project linking electricity between Majardh and Mahayil Asir).

- Toukhi Company (establishment of a power station Tehama Petrakec).

- Ibrahim Al Saleh Mohaimeed Company (Thripan create a power station).

- Asas Company (expansion Aerdatin power station).

 -  Arrd Al Diyar Company (power station expansion Majardh).

- Almaktab Company (Kntraku) power station expansion project namera.

- NCC Company (linking the electricity in the area Aerdatin).