Petroleum Companies By Reference 

List of many of the top Petroleum companies in the world, with corporate logos. This list of major Petroleum companies includes the largest and most profitable Petroleum businesses, corporations and firms in this industry. All companies on this list of notable Petroleum firms are shown alphabetically, but can be sorted by any column. If you are wondering what the biggest Petroleum companies are, this list should prove helpful. List contains items like Noble Energy Inc., Placid Oil Company. (319 Items)