Statoil ASA was a Norwegian petroleum company established in 1972. It merged with the oil and gas division of Norsk Hydro in 2007 and was known as StatoilHydro until 2009, when the name was changed back to Statoil ASA. The brand Statoil was retained as a chain of fuel stations owned by StatoilHydro. Statoil was the largest petroleum company in the Nordic countries. Statoil later merged with Equinor.