GOVT OF INDIA UNDERTAKING COMPANIES LIST(ALL THE RATNA COMPANIES)
Maharatna CPSEs 1. Bharat Heavy Electricals Limited 2. Bharat Petroleum Corporation Limited 3. Coal India Limited 4. GAIL India Limited 5. Hindustan Petroleum CorporaAtion Limited 6. Indian Oil Corporation Limited 7. NTPC Limited 8. Oil & Natural Gas Corporation Limited, 9. Power Finance Corporation 10. Power Grid Corporation of India Limited 11. Steel Authority of India Limited 12. Rural Electrification Corporation Limited 13. Oil India Ltd 14. Hindustan Aeronautics Limited Navratna CPSEs 1. Bharat Electronics Limited 2. Container Corporation of India Limited 3. Engineers India Limited 4. Mahanagar Telephone Nigam Limited 5. National Aluminium Company Limited 6. National Buildings Construction Corporation Limited 7. Neyveli Lignite Corporation Limited 8. NMDC Limited 9. Rashtriya Ispat Nigam Limited 10. Shipping Corporation of India Limited 11. Rail Vikas Nigam Limited 12. O...