Indian Oil Corporation Ltd
Indian Oil Corporation (Indian Oil) is India's largest commercial enterprise, with a sales turnover of Rs. 4,38,710 crore (US$ 65.4 billion) and profits of Rs. 19,106 crore (US$ 2.8 Billion) for the year 2016-17.
For details refer to link below:

https://www.iocl.com/

Rajasthan State Industrial Development and Investment Corporation (RIICO)
A Government enterprise incorporated under Companies Act, 1956 on 28th March, 1969 as Rajasthan State Industrial & Mineral Development Corporation (RSIMDC) and bi-furcated into Rajasthan State Industrial Development & Investment Corporation Limited (RIICO) and Rajasthan State Mineral Development Corporation (RSMDC) on 1st January, 1980.
For details refer to link below:
www.riico.co.in/