Oil India Ltd

Oil India Limited (OIL) is an Indian public sector company engaged in the exploration, development and production of crude oil and natural gas, transportation of crude oil, and production of liquid petroleum gas. The Ministry of Petroleum and Natural Gas oversees its operations. Headquartered in Duliajan, Assam, the company has its offices in Duliajan, Noida, Kolkata, Guwahati and Jodhpur.