Saudi Aramco

Saudi Aramco is not just Saudi Arabia’s national oil company – it is also a fully integrated, global petroleum enterprise and a world leader in exploration, production, refining, distribution, shipping, and marketing. Saudi Aramco manages the world’s largest proven crude oil reserves of 260.1 billion barrels and the world’s fourth-largest gas reserves, with  279 trillion cubic feet. The headquarters are in Dhahran, Saudi Arabia.