MAHARATNA

  • Bharat Heavy Electricals Limited

  • Coal India Limited

  • GAIL (India) Limited

  • Indian Oil Corporation Limited

  • NTPC Limited

  • Oil & Natural Gas Corporation Limited

  • Steel Authority of India Limited

NAVRATNA

  • Bharat Electronics Limited

  • Bharat Petroleum Corporation Limited

  • Container Corporation of India Limited

  • Engineers India Limited

  • Hindustan Aeronautics Limited

  • Hindustan Petroleum Corporation Limited

  • Mahanagar Telephone Nigam Limited

  • National Aluminium Company Limited

  • National Buildings Construction Corporation Limited

  • NMDC Limited

  • Neyveli Lignite Corporation Limited

  • Oil India Limited

  • Power Finance Corporation Limited

  • Power Grid Corporation of India Limited

  • Rashtriya Ispat Nigam Limited

  • Rural Electrification Corporation Limited

  • Shipping Corporation of India Limited