![](images/1nhai-logo.gif)
The National Highways Authority of India (NHAI) |
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NHPC, A Govt. of India Enterprise |
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Konkan railway corp ltd. |
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Karnataka Road Development Corporation (KRDCL) |
![](images/7ntpc-logo.gif)
National Thermal
Power Corporation (NTCP) |
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Tapi Irrigation Development Corporation |
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Vidarbha Irrigation Development Corporation |
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I & CAD Department,
Govt of A.P. |
Steel Authority
of India Limited (SAIL) |
Reliance Industries Limited (RIL) |
Rail Vikas Nigam Limited (RVNL) |
Narmada Valley
Development Corporation (NVDA) |
![](images/logo_wrd.jpg)
Water Resources Department, Govt. of Madhya Pradesh (WRD) |
National Building Construction Corporation Limited (NBCC) |
Karnataka Bhagya Jala Nigam Limited (KBJNL) |
Maharashtra Krishna Valley Development Corporation (MKVDC) |
Godavari Marathwada Irrigation Development Corporation (GMIDC) |
Karnataka Neeravani Nigam Limited (KNNL) |