YPF SA engages in the exploration, production and distribution of oil and gas. It operates through the following segments: Exploration and Production, Downstream, and Corporate and Other. The Exploration and Production segment includes contractual purchases of natural gas and purchase of crude oil arising from service contracts and concession obligations, as well as crude oil and natural gas intersegment sales. The Downstream segment involves in refining, transport, purchase of crude oil and natural gas; and marketing of crude oil, natural gas, refined products, petrochemicals, electric power generation and natural gas distribution. The Corporate and Other segment includes corporate administrative expenses and assets, construction activities and the environmental remediation. The company was founded on June 2, 1977 and is headquartered in Buenos Aires, Argentina.