15 Biggest Oil Refining Companies in the World

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12. Marathon Petroleum (NYSE:MPC)

Total revenue of the company in 2019 (in billions of dollars): 124,813

Total profit of the company in 2019 (in billions of dollars): 2,637

Total assets of the company in 2019 (in billions of dollars): 98,556

Total employees of the company in 2019: 60,910

The American company was established just 11 years ago in 2009, and is headquartered in Ohio.

Marathon Petroleum Corp (NYSE:MPC)

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