TOTAL S.A. operates as an integrated oil and gas company worldwide. The company operates through four segments: Exploration & Production; Gas, Renewables & Power; Refining & Chemicals; and Marketing & Services. The Exploration & Production segment is involved in exploration and production activities in approximately 50 countries, and produces oil or gas in approximately 30 countries. The Gas, Renewables & Power segment engages in the liquefied natural gas(LNG) production, shipping, trading, and regasification activities; trading of liquefied petroleum gas (LPG), petcoke and sulfur, and natural gas and electricity; transportation of natural gas; electricity production from natural gas, wind, solar, hydroelectric, and biogas sources; and energy storage activities. The Refining & Chemicals segment is involved in refining petrochemicals, including olefins and aromatics; and polymer derivatives, such as polyethylene, polypropylene, polystyrene, and hydrocarbon resins, as well as biomass conversion and elastomer processing. It also engages in trading and shipping crude oil and petroleum products. The Marketing & Services segment produces and sells lubricants; and supplies and markets petroleum products, including bulk fuel, aviation fuel, special fluids, LPG, bitumen, heavy fuels, and marine bunkers. It operates approximately 14,000 service stations. As of December 31, 2018, the company had 12,050 Mboe of combined proved reserves of oil and gas. TOTAL S.A. has a strategic partnership with Tellurian to develop the Driftwood LNG project located in Louisiana. The company was founded in 1924 and is headquartered in Courbevoie, France.