Saudi Aramco (Arabic: أرامكو السعودية ʾArāmkū as-Suʿūdiyyah), officially the Saudi Arabian Oil Group or simply Aramco, is a state-owned petroleum and natural gas company that is the national oil company of Saudi Arabia.[6][7] As of 2022, it is the second-largest company in the world by revenue[8] and is headquartered in Dhahran. It has repeatedly achieved the largest annual profits in global corporate history. Saudi Aramco has both the world's second-largest proven crude oil reserves, at more than 270 billion barrels (43 billion cubic metres), and largest daily oil production of all oil-producing companies.