 
 
 
|  | Adani Power Limited, Ahmedabad |  | NTPC- Alstom Power Services Pvt. Ltd., Noida | |
|  | Alstom Power Systems (S.A.O.G.) for Sohar Aluminium Power Project, Oman |  | National Thermal Power Corporation Limited, Unchahar | |
|  | Bharat Heavy Electricals Limited, PS-WR, PS-NR, PS-SR |  | NCC Limited, Hyderabad | |
|  | Bhavnagar Energy Company Limited, Bhavnagar |  | ||
|  | BSES Limited, Noida |  | ||
|  | 
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 | |
|  | DODSAL Ltd., Mumbai |  | SEPCOIII Electric Power Construction Corporation, Jharsuguda | |
|  | Fouress Engg.(India) Ltd, Bengaluru |  | Shandong TIEJUN Electric Power Engineering Co. Ltd. , Qingdao, PR China | |
|  | Gannon & Dunkerley Co. Ltd., Mumbai |  | Siemens Limited, Mumbai | |
|  | Gujarat Industries Power Company Ltd., Vadodara |  | Steag Energy Services (India) Pvt. Ltd. | |
|  | Gujarat State Electricity Corporation Limited |  | Tata Power Delhi Distribution Company Limited, New Delhi | |
|  | Gujarat State Energy Generation Limited, Surat |  | Tata Projects Ltd., Hyderabad | |
|  | Larsen & Toubro Limited, Vadodara |  | Torrent Power Limited, Ahmedabad | |
|  | Larsen & Toubro Limited, Vadodara |  | TPSC(I) Pvt. Ltd., Hyderabad | |
|  L&T Speical Tools & Heavy Forgings Pvt. Ltd. , Hazira Hfg. Unit, Surat |  | Utility Powertech Ltd., Noida | ||
|  | Nabha Power Limited, Rajpura | |||
