⇒Maharatna Company
Bharat Heavy Electricals Limited (BHEL) | Coal India Limited (CIL) |
Gas Authority of India Limited (GAIL) | Indian Oil Corporation Limited (IOCL) |
National Thermal Power Corporation (NTPC) | Oil and Natural Gas Corporation (ONGC) |
Steel Authority of India Limited (SAIL) |
⇒Navratna Company
Bharat Electronics Limited (BEL) | Bharat Petroleum Corporation Limited (BPCL) |
Hindustan Aeronautics Limited (HAL) | Hindustan Petroleum Corporation Limited (HPCL) |
Mahanagar Telephone Nigam Limited (MTNL) | National Aluminium Company (NALCO) |
National Mineral Development Corporation (NMDC) | Neyveli Lignite Corporation (NLC) |
Oil India Limited (OIL) | Power Finance Corporation (PFC) |
Power Grid Corporation of India (POWERGRID) | Rashtriya Ispat Nigam Limited (RINL) |
Rural Electrification Corporation (REC) | Shipping Corporation of India (SCI) |
Container Corporation of India (CONCOR) | Engineers India Limited (EIL) |
NLC India Limited (NLCIL) | National Buildings Construction Corporation (NBCC) |