1-   Ministry of Defence

2-   Master Barometer Association SA

3-   Ministry of  Youth

4-   Prince Sultan Bin Fahd  Palace

5-   Philipp Holzmann

6-   Shinsung Corporation

7-   Shinsung Corporation

8-   Dongbu Construction Co., LTD.

9-   Prince Khalid Al-Faisal Bin Abdulaziz

10-   Yuksel Insaat Saudia Co. Ltd.

11-   Yuksel Insaat Saudi Co. Ltd.

12-   International Center for Commerce

        & Contracting

13-   Al-Zakary Group

14-   Prince Faisal Ben Sultan

15-   The Royal Diwan

16-   Al-Rashid Trading & Contracting Co.

17-   Impregilo S.P.A

18-   Impregilo S.P.A