How big is the Oil Refining Market | Industry Trends & Forecast 2025

Code: MTA8487 Publication Date: Sep 2025

What is the size of Oil Refining Market?

According to 6Wresearch internal database and industry insights, the Global Oil Refining Market was valued at USD 3.2 Billion in 2024 and is expected to reach USD 5 Billion by 2031, growing at a CAGR of 5.30% during the 2025-2031.

Growth is fueled by increasing global fuel consumption, rising investments in refinery modernization projects, and the adoption of advanced clean fuel technologies aimed at meeting stringent environmental emission standards while improving operational efficiency and long-term sustainability in the energy sector.

Growth Factors for Oil Refining Industry

  • Stringent fuel quality regulations are increasing investment in desulfurization and hydrocracking technologies.
  • Refinery expansions in industrializing nations are increasing crude processing capacities.
  • Growing energy demand from transportation and manufacturing sectors supports steady growth.
  • Development of integrated refinery-petrochemical complexes enhances operational efficiency.
  • Digital transformation and automation are improving process optimization and safety.

Oil Refining Market Trends

The Oil Refining Market is experiencing notable trends driven by regulatory changes, robust energy demand, and technology convergence. Trends are evolving in the areas of refining methodology, product yield, and adopting emissions reduction technologies at the refinery. Refinery companies are focused in particular on process digitization, AI-based continuous monitoring and control systems, and low-sulphur fuels. Trends are also to invest in hydrogen production units, carbon capture technologies, and to diversify feedstocks to limit reliance on conventional crude oil.

Emerging Developments in the Oil Refining Market

The Oil Refining Market is evolving with developments focused on energy efficiency and regulatory compliance. Companies are upgrading units to produce ultra-low sulfur diesel and enhancing residue upgrading operations. In addition, investments in bio-refining infrastructure, renewable diesel production, and the refining of alternative feedstocks, such as vegetable oils and waste oils, are becoming more frequent. Strategic partnerships with technology firms are accelerating innovation in refinery design and operations.

List of Leading Companies in the Oil Refining Market

Below is a comprehensive list of the leading market players driving growth in this sector:

1. ExxonMobil

Company NameExxonMobil
Established Year1999
HeadquartersIrving, United States
Official WebsiteClick Here

ExxonMobil operates advanced refineries with strong integration into petrochemical and fuel production facilities.

2. Chevron Corporation

Company NameChevron Corporation
Established Year1879
HeadquartersSan Ramon, United States
Official WebsiteClick Here

Chevron’s refining segment is known for its production of clean fuels and investment in renewable refining technologies.

3. Shell plc

Company NameShell plc
Established Year1907
HeadquartersLondon, United Kingdom
Official WebsiteClick Here

Shell refines crude into fuels, lubricants, and chemicals with a focus on sustainability and innovation.

4. BP plc

Company NameBP plc
Established Year1909
HeadquartersLondon, United Kingdom
Official WebsiteClick Here

BP’s downstream business includes sophisticated refining infrastructure across key industrial hubs.

5. Indian Oil Corporation Ltd.

Company NameIndian Oil Corporation Ltd.
Established Year1959
HeadquartersNew Delhi, India
Official WebsiteClick Here

Indian Oil is a leading refinery operator, producing a wide range of petroleum products through its extensive refining network.

6. Saudi Aramco

Company NameSaudi Aramco
Established Year1933
HeadquartersDhahran, Saudi Arabia
Official WebsiteClick Here

Saudi Aramco operates large-scale refineries, focusing on integrated refining and petrochemical facilities.

7. Reliance Industries Ltd.

Company NameReliance Industries Ltd.
Established Year1966
HeadquartersMumbai, India
Official WebsiteClick Here

Reliance runs one of the largest refining complexes and emphasizes high-value product yields and innovation.

8. Valero Energy Corporation

Company NameValero Energy Corporation
Established Year1980
HeadquartersSan Antonio, United States
Official WebsiteClick Here

Valero specializes in refining and marketing transportation fuels and blends biofuel production into its operations.

9. Phillips 66

Company NamePhillips 66
Established Year2012
HeadquartersHouston, United States
Official WebsiteClick Here

Phillips 66 operates complex refineries focusing on diverse feedstock processing and clean fuel output.

10. Petrobras

Company NamePetrobras
Established Year1953
HeadquartersRio de Janeiro, Brazil
Official WebsiteClick Here

Petrobras refines crude oil into a range of fuels and is investing in environmental upgrades and modernization projects.

How big is the Oil Refining Market : FAQs

The Oil Refining Market is projected to exceed USD 5 Billion by 2031.
Modernization of refining infrastructure, clean fuel mandates, and investment in emission control technologies are influencing market direction.
Key companies include ExxonMobil, Indian Oil, Chevron, Shell, and Reliance Industries.
Efficiency in fuel output, feedstock flexibility, regulatory compliance, and integrated operations are primary competitive factors in the Oil Refining Market.
6W monitors the market across 60+ countries Globally, publishing an annual market outlook report that analyses trends, key drivers, Size, Volume, Revenue, opportunities, and market segments. This report offers comprehensive insights, helping businesses understand market dynamics and make informed decisions.
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