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Source: CNN Money. Exxon is the second largest company in the US as far as revenues go. However, its revenues have dropped by more than 7 percent from the previous year along with decreased oil production and increasing exploration expenditures.
Largest Oil Refinery in U.S. is Owned by Saudi Royal Family and Anglo-Dutch. At a time when the Obama administration and the petroleum industry are advocating for expanding domestic oil production, it is worth pointing out that the nationâs largest refinery is not American owned.