Oil & Natural Gas Corpn Ltd Company Summary

ONGC has set up with the vision to reduce India’s dependence on imported energy. ONGC operates more than 11,000 kilometres of pipelines and runs about 210 drilling and workover rigs. As of December 2025, ONGC’s market cap is about ₹2.9 trillion. This amount is much higher than the GDP of the Bahamas (approximately $16.39 billion) and Jamaica (approximately $23.14 billion). The entity is considered the backbone of India’s upstream energy sector. It is also a Maharatna PSU, which indicates India’s highest status for public sector enterprises.

Company Overview

ONGC primarily focuses on upstream hydrocarbon exploration, development and production. The company is a supplier of a large part of the crude oil of India and a considerable amount of the natural gas that is used to serve refineries and petrochemical producers.

Founding & Evolution

ONGC provides 70% of the crude oil and about 63% of the natural gas. The positive growth is primarily attributed to the effective leadership of the company and strategic developments.

• Founded: ONGC was formed in 1956 as a government-led initiative to build domestic hydrocarbon capability and reconstituted as a public sector corporation in 1993.
• Listed Year: Became publicly listed in 1995 following partial government divestment.
• Leadership: Operates under the leadership of Arun Kumar Singh, Chairman & CEO.
• Strategic Alliance & Acquisitions: ONGC Videsh’s entry into international assets across Russia, Vietnam, UAE, Mozambique and Latin America.

Scale and Presence

ONGC’s scalability is influenced by its branches, employees, international operations and customer base. Here’s how they impact the company’s operations:

• Branches: Large offshore complexes in the Arabian Sea, onshore assets across western, northeastern and southern India.
• Employees: The company has about 24,000 employees, including geoscientists, engineers and offshore experts.
• Abroad Presence: ONGC Videsh acts as the bridge that connects ONGC’s services across 15 countries.
• Prime Customers: The primary customers of ONGC are refineries, gas utilities, petrochemical plants, power generators and fertiliser units.

Business Segments

ONGC reflects the entire lifecycle of the upstream through the combination of ventures and clean-energy investments.

• Upstream Exploration & Production: Primary activities of ONGC include conducting seismic surveys, drilling, reservoir management, deepwater development and improving oil recovery.
• Refining & Petrochemicals: ONGC has access to downstream through MRPL with about 71% stake in the company and about 51% share in HPCL.

Leadership Team

Top Mutual Funds Invested in Oil & Natural Gas Corporation Ltd. (As on 31st October 2025)