* BHARAT HEAVY ELECTRICALS LIMITED (BHEL)
( Founded On - 13th November 1964)
* BHARAT PETROLEUM CORPORATION LIMITED (BPCL)
( Founded On - 1952)
* COAL INDIA LIMITED (CIL)
( Founded On - November 1975)
* GAIL INDIA LIMITED (GAIL)
( Founded On - 1984)
* HINDUSTAN PETROLEUM CORPORATION LIMITED (HPCL)
( Founded On - 1974)
* INDIAN OIL CORPORATION LIMITED (IOCL)
( Founded On - 30th June 1959)
* NATIONAL THERMAL POWER CORPORATION (NTPC)
( Founded On - 7th November 1975)
* OIL AND NATURAL GAS CORPORATION (ONGC)
( Founded On 14th August 1956)
* POWER GRID CORPORATION OF INDIA LIMITED (POWERGRID)
( Founded on - 23rd October 1989)
* STEEL AUTHORITY OF INDIA LIMITED (SAIL)
( Founded On - 24th January 1973)
* OIL INDIA LIMITED (OIL)
( Founded On 18th February 1959)
* POWER FINACE CORPORATION (PFC)
( Founded On July 1986)
* RURAL ELECTRFICATION CORPORATION LIMITED (REC)
( Founded On - 25th July 1969)
* HINDUSTAN AERONAUTICS LIMITED (HAL)
( Founded On 23rd December 1940)
