Statoil is the largest operator on the Norwegian continental shelf, with 60% of the total production. The fields operated are Brage, Heimdal, Grane, Glitne, Gullfaks, Heidrun, Huldra, Kristin, Kvitebjørn, Mikkel, Njord, Norne, Ormen Lange, Oseberg, Sleipner, Snorre, Snøhvit, Statfjord, Sygna, Tordis, Troll, Veslefrikk, Vigdis, Visund, Volve, and Åsgard. The company also has processing plants at Kolsnes, Kårstø, Mongstad, Tjeldbergodden, and Melkøya.
In addition to the Norwegian continental shelf, Statoil operates oil and gas fields in Australia, Algeria, Angola, Azerbaijan, Brazil, Canada, China, Libya, Nigeria, Russia, United States, and Venezuela. Statoil has offices that are looking for possible ventures in the countries of Mexico, Qatar and the United Arab Emirates. The company has processing plants in Belgium, Denmark, France, and Germany. In 2006, Statoil was given approval to implement the world’s largest carbon sequestration project as a means to mitigate carbon emissions to the atmosphere.