| Reliance Industries Limited. Hazira Surat |
|
| Sahara Housing Limited. Lonavela.Maharastra. |
| Reliance Petroleum Limited. Jamnagar,Gujarat. |
| Mangalore Refinary Project Limited. Mangalore,Karnataka. |
| Dhabol Power Project. Guhaghar,Maharastra. |
| Trafalgar house. Mumbai. |
| R.D.Konsultant Pvt.Ltd Delhi |
| Inter National Metro Civil Contractor New Delhi. |
| Indian Oil Corporation Limited (Panipat & Mathura refinery |
| Delhi Metro Rail Corporation. New Delhi. |
|
Kalindee Rail Nirman (Engineers) Ltd. New Delhi
|
|
Simplex concrete (India) Ltd. New Delhi
|
|
Afcons Infrastructure Limited.
|
|
Larsen&Turbo Limited. New Delhi
|
| Reliance Energy Limited. Mumbai |
| Utility Energytech and Engineers Pvt. Limited .Mumbai |
| Hindustan Construction Co Ltd ,Mumbai |
| Senbo Engineering Ltd. Kolkata |
| Lighton Construction Private Limited, New Delhi |
| Emmr MGF Construction Pvt.Ltd. New Delhi |
| Toyo Engineering India Limited, Mumbai |
| Continental Engineering Corporation. New Delhi |
| Honeywell Airport Systems GmbH. U.S.A. LA |
| Navayuga Engineering company Ltd. |
| SMCC Construction India Limited, New Delhi |
| Shimizu Corporation, New Delhi |
| Samsung Engineering & Construction India Pvt. Ltd,New Delhi |
| IJM, New Delhi |
| Ircon International Limited. New Delhi |
| ALPINE -HCC JV. New Delhi |
| SIMPLEX CONCRETE PILE INDIA LIMITED. Kolkata |
| ITD-ITD Cemantction JV. Delhi |
| Aluwalia Cotractor Limited Delhi |
