GOVERNMENT SECTOR :  

1. Central Public Works Division (CPWD)

2. Central Coalfields Ltd.

3. Central Silk Board

4. Drinking Water & Sanitation Division (Formerly PHED)

5. East Coast Railway

6. IB Thermal Power Station / Orissa Power Generation Corporation

7. Jharkhand Police Housing Corporation Ltd.

8. Jamshedpur Utilities & Services Company Limited (JUSCO) (Formerly TISCO)

9. Jharkhand Police Housing Corporation Ltd.  

10. Mecon Ltd.

11. Mahanadi Coalfields Ltd.  

12. National Thermal Power Corporation (NTPC)  

13. Northern Coalfields Ltd.

14. Public Works Division / Building Construction Department (Jharkhand & Orissa)

15. Steel Authority of India, Rourkela

16. Steel Authority of India, Raw Material Division (Mines)  

17. Steel Authority of India, Bokaro

18. South Eastern Railway

19. South Central Railway  

20. Uranium Corporation of India Ltd. (UCIL) & many more…
    

PRIVATE SECTOR :

1. Hindalco Ltd.

2. Jindal Power & Steels Ltd., Patratu

3. Jindal Power & Steels Ltd, Barbil

4. Jaypee Projects

5. Sarda Mines Pvt. Ltd., Barbil