Navratnas Companies . Bharat Electronics Limited (BEL) . Container Corporation of India (CONCOR) . Engineers India Limited (EIL) .
Hindustan Aeronautics Limited (HAL) . Hindustan Petroleum Corporation Limited (HPCL) . Mahanagar Telephone Nigam Limited (MTNL) . National Aluminium Company (NALCO) .
National Buildings Construction Corporation (NBCC) . National Mineral Development Corporation (NMDC) . Neyveli Lignite Corporation Limited (NLCIL) . Oil India Limited (OIL) .
Power Finance Corporation . Power Grid Corporation of India Limited . Rashtriya Ispat Nigam Limited . Rural Electrification Corporation .
Shipping Corporation of India (SCI) 12th Commerce Unit - - . . PM