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The desert kingdom has around 16% of the worldâs proven oil reserves and is the biggest global exporter of petroleum liquids. There is little doubt as to why its national oil company, Saudi Aramco, the biggest energy company in the world, generates over $1 billion in revenue every single day.
Saudi Aramco. Saudi Aramco is the largest and leading world oil company in Dhahran, Saudi Arabia. The company is a state-owned company that was founded in 1933 as the California-Arabian Standard Oil Company and renamed in 1988 as the Saudi Aramco.