Top Oil and Gas Companies in India: Industry Leaders, Market Trends & Future Outlook

India is currently the world’s third-largest consumer of oil and among the fastest-growing energy markets globally. The country depends heavily on crude oil imports, with nearly 85% of its crude requirement imported from global suppliers.

Key highlights of the current landscape:

• Strong demand for petrol and diesel due to rising vehicle ownership
• Rapid expansion of city gas distribution networks
• Increasing LNG imports to meet industrial demand
• Growing focus on cleaner fuels like CNG and PNG
• Major public and private investments in refinery upgrades

Industry Stats

Given the substantial energy demand in India, the oil and gas industry is poised for continuous expansion, making it an attractive investment option. Most of the oil and gas companies operating in the country are Public Sector Undertakings (PSUs) under the governance of the Indian government.

In this blog, we explore the top Oil and Gas companies in India, providing a comprehensive overview of their operations, achievements, and contributions to the nation's energy landscape. Join us as we delve into the dynamic world of India's Oil and Gas industry, uncovering the leading players that shape the nation’s energy future.

Top Oil And Gas Companies in India

1. Indian Oil Corporation

Indian Oil Corporation Limited (IOCL) is the largest oil company and one of the top oil marketing companies in India. Founded in the year 1959, headquartered in New Delhi, India. As of 2025, IOCL is the world's 127th-largest company according to the Fortune Global 500 list, and the largest public corporation in India by revenue.

Indian Oil Corporation is an oil and gas company that operates the largest network of fuel stations across India. IOCL is involved in the entire hydrocarbon value chain, encompassing refining, pipeline transportation, marketing of petroleum products, and exploration and production of crude oil and natural gas. The company operates a vast network of refineries, fuel stations, and pipelines, ensuring the efficient distribution of petroleum products across the nation.

It is a public sector undertaking and has its business spread across the globe. It also has its subsidiaries in Sri Lanka, Mauritius, and the UAE.

2. Oil and Natural Gas Corporation

Oil and Natural Gas Corporation (ONGC) is one of the biggest oil companies in India that was founded in the year August 1956. Headquartered in New Delhi, ONGC plays a pivotal role in India’s energy security and hydrocarbon exploration endeavors. It provides employment opportunities for nearly 33000+ employees. It produces petroleum, natural gas, and petrochemicals.

This oil and top gas company in India secured eighth place in the entire world. It records a large turn of 6.50 billion dollars a year. The company is involved in exploiting hydrocarbons in 26 sedimentary basins of the country and operates over 11000 kilometres of pipelines. It is the largest among all the governments undertaking in the oil and natural gas sector.

3. Bharat Petroleum

Bharat Petroleum Limited is India's second-largest oil and gas company, headquartered in Mumbai, Maharashtra. The corporation operates two large refineries in the country, located at Mumbai and Kochi. It has four refineries-

• Mumbai refinery
• Kochi refinery
• Rina refinery
• Numaligarh refinery

The company's production involves the finest quality oil, gas, and petroleum products. It belongs to the public sector category with 14000 + employees. This huge refinery has a turnover of 40 billion dollars. It is also another undertaking of the government of India.

With a strong commitment to sustainable development and social responsibility, BPCL actively engages in various community welfare programs, promoting education, healthcare, and environmental conservation.

4. Reliance Industries

Reliance Industries, one of the top petroleum companies in India, is located in Ahmedabad and Jamnagar. Reliance Petroleum refinery is currently the largest refinery in the world. Mukesh Ambani is the Chairman and Managing Director of this company.

It is owned by Mukesh Ambani having employed more than 10000 employees. It is into the production of oil, petrochemicals, and natural resources. Apart from supplying oil and other LPG products, it carries out discourses to an extensive platform of audiences all over the world.

5. Hindustan Petroleum Corporation

Hindustan Petroleum Corporation Limited (HPCL) is a major oil and natural gas company whose head office is located in Mumbai. It has been ranked 4th among India’s companies for the year and ranked 260 in the Fortune Global 500 rankings of the biggest corporations of the world. The government of India owns 51.11% of this leading oil marketing company.

This oil and gas company is a Navratna. It is the best petrol company in India. The PSU of the Indian government is contributing to refining and marketing of petroleum-based products. It holds 3 refineries and possesses an extensive network of petrol pumps as well as LPG distributors. The company has more than 18,000 employees and a business turnover of 8 million dollars. It has a nearly 20% market share in the country among PSUs, as well as holds a strong marketing infrastructure.

6. Oil India Limited

Oil India Limited (OIL) is a prominent oil and gas exploration and production company in India. Established in 1959, OIL is a state-owned enterprise and a key player in the upstream oil and gas sector. The company is headquartered in Noida.

It is the second-largest hydrocarbon exploration and production company. This company is under the control of the Ministry of Petroleum and Natural Gas of the Indian government. It consists of 11000 employees with a business turnover of 35 billion dollars.The company gained Navratna status and is one of the oldest oil companies in India.

7. Cairn India

This company falls under public sector oil companies in India, and it is one of the top 10 oil companies in India with a turnover of approximately 3400 million dollars and higher. It is involved in producing the best oil, gas, and petroleum products for different agencies in India and overseas.

It makes its own speciality by its exceptionally massive business coverage. It employs around 2000 employees and its headquarters are situated in Gurgaon, Haryana. The company serves in India, Sri Lanka, and South Africa.

8. Gas Authority of India (GAIL)

Gas Authority of India Limited (GAIL) is a prominent state-owned natural gas company in India. Established in 1984, GAIL is headquartered in New Delhi and plays a vital role in the natural gas value chain in the country.

GAIL is primarily involved in various aspects of the natural gas business, including exploration, production, processing, transmission, distribution, and marketing of natural gas and its by-products. The company operates a vast network of natural gas pipelines, spanning thousands of kilometers across India, facilitating the smooth and efficient transportation of natural gas to various consumers.

9. Chennai Petroleum Corporation Limited

Chennai Petroleum Corporation Limited (CPCL) is a leading public sector oil refining and marketing company in India. Established in 1965, CPCL is a subsidiary of Indian Oil Corporation Limited (IOCL), which is the flagship oil refining and marketing company of the Indian government.

CPCL operates a refinery in Manali, Chennai, with a significant refining capacity. The refinery processes crude oil to produce a wide range of petroleum products, including petrol, diesel, liquefied petroleum gas (LPG), aviation turbine fuel, and various other petrochemicals.

The company's strategic location in Chennai gives it a competitive advantage in catering to the energy demands of Southern India. CPCL plays a crucial role in meeting the region's fuel requirements and supporting economic activities in the area.

10. Petronet LNG

Petronet LNG Limited is an Indian company that plays a crucial role in the import and regasification of liquefied natural gas (LNG). Incorporated in 1998, Petronet LNG is a joint venture of four major public sector companies: GAIL (India) Limited, Indian Oil Corporation Limited (IOCL), Bharat Petroleum Corporation Limited (BPCL), and Oil & Natural Gas Corporation Limited (ONGC).

The company operates LNG terminals in Dahej, Gujarat, and Kochi, Kerala. The Dahej terminal is one of the largest LNG import terminals in the country and has a significant regasification capacity. The Kochi terminal serves the southern region of India, enhancing the accessibility of natural gas in the area.

11. Adani Total Gas Limited

Adani Total Gas Limited is one of India’s leading city gas distribution companies. It supplies compressed natural gas (CNG) for vehicles and piped natural gas (PNG) for households, commercial establishments, and industries. The company is a joint venture between the Adani Group and TotalEnergies, focusing on expanding clean energy infrastructure across India.

12. Indraprastha Gas Limited

Indraprastha Gas Limited is a major natural gas distribution company in India, primarily serving Delhi-NCR. It provides CNG for transportation and PNG for domestic, commercial, and industrial users. The company is known for building one of India’s largest city gas distribution networks and plays an important role in promoting cleaner fuel adoption in urban areas.

Conclusion

India's Oil and Gas industry stands as a cornerstone of the nation's economy, driving industrialization and meeting the energy needs of millions. The top oil and gas companies in India, such as Indian Oil Corporation, ONGC, Bharat Petroleum, and many others, play pivotal roles in ensuring energy security and fostering economic growth.

These companies boast extensive infrastructures, cutting-edge technologies, and a commitment to sustainable practices. With their vast refining capacities, diverse exploration and production activities, and strategic partnerships, they contribute significantly to India’s energy landscape and global standing.

Through strategic investments, exploration of new avenues, and adherence to the highest standards, these top oil and gas companies pave the way for a robust and self-reliant energy sector, propelling India into a prosperous and energy-secure future.

FAQs

Which are the oil marketing companies in India?

The retail marketing of petroleum products in India is done by the Public Sector Oil Marketing Companies (OMCs) i.e. Indian Oil Corporation Ltd (IOCL), Hindustan Petroleum Corporation Ltd (HPCL), Bharat Petroleum Corporation Ltd (BPCL), etc.

Which is the biggest oil company in India?

ONGC, a Maharatna Company, is the best gas company in India, contributing around 75 per cent to Indian domestic production. The company ranks 11th among global energy majors (Platts) which is why it is one of the top oil companies in India.

How many oil companies are there in India?

India has 18 public sector refineries and five refineries in the private sector in India.

Which oil company is best in India?

Indian Oil Corporation is one of the leading oil companies in India.

Original Article
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