Sudhir Krishnaji Joshi

Kochi Refinery Ltd. operates petroleum refineries. Its products include LPG, petrol, diesel, kerosene, naptha, benzene, toluene, LSHS, furnace oil, ATF, specialty solvents, bitumen, rubberised bitumen. The company was founded in 1963 and is headquartered in Ernakulam, India.

TRL Krosaki Refractories Ltd. supplies refractory materials for iron, steel, aluminium and copper manufacturing industry. It products include Basic, Dolomite, High Alumina, Monolithics, Silica, Taphole Clay and RH Snorkel Refractories. The company was founded in 1958 and is headquartered in Kolkata, India.

Bharat Oman Refineries Ltd. produces petroleum products. It engages in crude procurement, crude oil refining and storage and dispatch of petroleum products. The firm's products include liquefied petroleum gas, motor spirit, kerosene, diesel, aviation turbine fuel, naphtha and fly ash. The company was founded on February 25, 1994 and is headquartered in Bina, India.

Numaligarh Refinery Ltd. refines and produces petroleum products. Its products include LPG, naphtha, motor spirit, aviation turbine fuel, superior kerosene oil, high-speed diesel, raw petroleum coke, calcined petroleum coke, and sulphur. The company was founded in October 2000 and is headquartered in Guwahati, India.

Bharat Petroresources Ltd. explores and mines for oil and natural gas. The company was incorporated in October 2006 and is headquartered in Admiralty, Hongkong.