Eni SpA engages in oil and gas exploration and production. It operates through the following segments: Exploration and Production; Gas and Power; Refining and Marketing; Petrochemicals; Engineering and Construction; and Other. The Exploration and Production segment engages in field development, production, and exploration of oil and natural gas. The Gas and Power segment supply, trade, and market gas, electricity, and LNG; and manages gas infrastructure for transport, storage, and distribution. The Refining and Marketing segment involves crude oil supply, refining and marketing of petroleum products, and trading and shipping of oil products. The Petrochemicals segment engages in the production of olefins and aromatics, basic and intermediate products, polystyrene, elastomers, and polyethylene. The Engineering and Construction segment consist of engineering, construction, and drilling both offshore and onshore for the oil and gas industry. The Other segment comprises results from operation of subsidiary and other general and business support services. The company was founded on February 10, 1953 and is headquartered in Rome, Italy.