Saudi Aramco is the state-owned oil company of the Kingdom of Saudi Arabia, and one of the world's largest companies by revenue, headquartered in Dhahran, Saudi Arabia. It's involved in exploring, producing, refining, and distributing crude oil, natural gas, and petrochemicals, managing vast hydrocarbon reserves, and investing in new energy and mineral technologies, while also aiming to reduce emissions and support the kingdom's energy transition from fossil fuels to renewable sources.