Oil India Limited (OIL) is a central public sector undertaking primarily engaged in the business of exploration, development, and production of crude oil and natural gas, transportation of crude oil, and production of liquid petroleum gas. This central public sector undertaking is a Maharatna, with the Ministry of Petroleum and Natural Gas overseeing its operations. Headquartered in Duliajan, Assam, the company has offices in Duliajan, Noida, Kolkata, Guwahati, and Jodhpur.
The story of OIL, being India's first National E&P Company, traces and symbolizes the growth and development of the Indian petroleum industry. From the discovery of crude oil in the far east of India at Digboi, Assam in 1889 to its present status as a fully integrated National Exploration and Production company with footprints across the entire E&P value chain, the company has accumulated over a hundred years of experience in the field of oil and gas production.
The Company's in-country operations are spread over areas in the states of Assam, Arunachal Pradesh, Mizoram, Tripura, Nagaland, Odisha, Andhra Pradesh, and Rajasthan, and offshore areas in Andaman, Kerala-Konkan, and KG shallow waters. The company has over 100,000 square kilometers (39,000 sq mi) of licensed areas for oil and gas exploration.
It owns and operates an array of facilities and equipment to carry out seismic and geodetic work, two-dimensional (2D) and three-dimensional (3D) data acquisition, processing and analysis, drilling, oil and gas field development and production, liquefied petroleum gas (LPG) production, and pipeline transportation. The crude oil pipeline network of OIL, including the trunk line of 1,157 km from Naharkatiya to Barauni, serves as the "Crude oil lifeline" of the North-eastern region, connecting refineries with respective crude OIL sources.
OIL has emerged as a consistently profitable International company with a presence in Libya, Gabon, Nigeria, Sudan, Venezuela, Mozambique, Yemen, Iran, Bangladesh, and the United States. OIL's overseas E&P portfolio consists of 17 Blocks spread over 10 countries: Libya, Gabon, Nigeria, Yemen, Venezuela, USA, Mozambique, Myanmar, Bangladesh, and Russia.
Oil India Limited carries out operations through a total of five subsidiaries, namely OIIL (Oil Indian International Limited), Oil India International BV, Oil India Sweden AB, Oil India (USA) Inc, and OIL Cyprus.
Oil India has a Market Capitalization of ₹72,506 Crore (down -8.94% in 1 year) with a Revenue of ₹32,512 Crore and a Profit of ₹7,040 Crore as of the latest available data.
For the year ended March 2025:
* Net profit rose 3.41% to ₹6,550.93 Crore, as against ₹6,335.10 Crore during the previous year ended March 2024.
* Sales rose 0.14% to ₹32,512.48 Crore, as against ₹32,466.03 Crore during the previous year ended March 2024.
* Net profit of Oil India declined 38.80% to ₹1,310.10 Crore in the quarter ended March 2025, as against ₹2,140.72 Crore during the previous quarter ended March 2024.
The trailing twelve-month earnings per share (EPS) of the company stands at ₹64.4, a decline from the EPS of ₹90.9 recorded last year. The price to earnings (P/E) ratio, at the current price of ₹714.1, stands at 16.3 times its trailing twelve months earnings.
Recently, OIL acquired majority shares in Numaligarh Refinery Limited (NRL) from Bharat Petroleum Corporation Limited, thus making NRL a subsidiary of OIL. Numaligarh Refinery Limited (NRL) was incorporated on April 22, 1993, and is a Schedule 'A' Miniratna Category-I CPSE having a 3 MMTPA Refinery at Numaligarh in Golaghat district of Assam. As part of its diversification strategy, as on March 31, 2023, the Company holds a 69.63% stake in NRL.
OIL, along with Indian Consortium partners IOCL and BPRL, acquired two producing assets in Russia: a 23.9% stake in Vankorneft, Russia, and a 29.9% stake in Taas-Yuryakh, Russia. These assets are held through OIL's Wholly Owned Subsidiary (WOS) Oil India International Pte. Ltd., incorporated in Singapore.
OIL has made considerable improvement in its drilling performance to realize its aspirational target of Mission 4+ to achieve 4+ MMT crude oil and 5 BCM of natural gas annually. Owing to the growth in oil & gas production and improved price realization in FY 2022-23, OIL recorded the highest-ever turnover since inception and registered the highest-ever profit after tax (PAT) in the preceding financial year.
The exploration efforts of OIL were recognized as it was bestowed with the pres
