DBT Bureau
Pune, 23 Nov 2025
The world’s largest oil refineries play a crucial role in meeting global energy demand, with India’s Jamnagar Refinery by Reliance Industries leading the list at 1.24 million barrels per day. These mega-complexes span across regions such as Venezuela, South Korea, the UAE, Nigeria, the U.S., and Kuwait, showcasing advanced processing capabilities and strategic importance to their national economies. Facilities like the Paraguana Refinery Complex, Ulsan Refinery, Ruwais Refinery, and the newly built Dangote Refinery highlight the global race to expand refining capacity, improve efficiency, and ensure stable fuel supplies. Together, these top refineries form the backbone of the global petroleum supply chain, influencing energy markets and trade flows worldwide.
| No. | Name of Refinery | Company | Location | Barrels per Calendar Day |
|---|---|---|---|---|
| 1 | Jamnagar Refinery | Reliance Industries Ltd. | Jamnagar, Gujarat, India | 1,240,000 |
| 2 | Paraguana Refinery Complex | PDVSA | Punto Fijo, Falcón, Venezuela | 940,000 |
| 3 | Ulsan Refinery | SK Energy | Ulsan, South Korea | 840,000 |
| 4 | Ruwais Refinery | Abu Dhabi National Oil Company | Ruwais, UAE | 817,000 |
| 5 | Yeosu Refinery | GS Caltex | Yeosu, South Korea | 730,000 |
| 6 | Onsan Refinery | S-Oil | Ulsan, South Korea | 669,000 |
| 7 | Dangote Refinery | Dangote Group | Lekki, Nigeria | 650,000 |
| 8 | Galveston Bay Refinery | Marathon Petroleum | Texas City, Texas, United States | 631,000 |
| 9 | Port Arthur Refinery | Saudi Aramco | Port Arthur, Texas, United States | 630,000 |
| 10 | Al Zour Refinery | Kuwait Petroleum Corporation | Kuwait | 615,000 |
