- Business
- Oil and Natural Gas Corporation Limited (ONGC) is India's largest government-owned oil and gas explorer and producer, contributing approximately 70% of the country's domestic crude oil production and 84% of its natural gas output. Founded on August 14, 1956, and headquartered in New Delhi, the Maharatna public sector undertaking operates across 26 sedimentary basins in India through its exploration and production segment, as well as refining and marketing activities; it explores and produces crude oil, natural gas, coal bed methane, shale gas and oil from onshore and offshore fields; supplies value-added products including liquefied petroleum gas, naphtha, ethane/propane, butane, kerosene, low sulphur heavy stock, aviation turbine fuel, mineral turpentine oil, natural gas liquids, C2-C3 intermediates, and aromatic-rich hydrocarbons; manages over 11,000 kilometers of pipelines for transportation; and engages in petrochemicals and emerging renewable energy solutions. ONGC's international arm, ONGC Videsh Limited, holds participating interests in 32 oil and gas assets across 15 countries in regions such as Latin America, the Commonwealth of Independent States, Africa, the Middle East, and the Far East, while domestic subsidiaries and joint ventures include a 51.11% stake in Hindustan Petroleum Corporation Limited, Mangalore Refinery and Petrochemicals Limited, ONGC Petro Additions Limited, and the recently established ONGC Green joint venture with NTPC. In recent developments, ONGC approved a Rs 33 billion investment in March 2025 in ONGC Green to partially fund the acquisition of a 100% stake in Ayana Renewable Power, which operates approximately 4.1 GW of solar, wind, and energy storage assets, marking its first investment since the joint venture's formation in November 2024 and supporting net-zero ambitions by 2038; the company executed a landmark long-term ethane unloading, storage, and handling services agreement as the first Indian central public sector enterprise to do so; entered new partnerships including collaborations with ExxonMobil; and plans acquisitions of 2.5-3 GW renewable energy projects as stated in September 2025, alongside a Rs 1 trillion commitment by 2030 to expand renewables from 189 MW to 1 GW.