are exxon and esso the same company?
Esso. Irving, Texas, U.S. Esso /ˈɛsoʊ/ is a trading name for ExxonMobil and its related companies. ... In most of the world, the Esso brand and the Mobil brand are the primary brand names of ExxonMobil, with the Exxon brand name in use only in the United States alongside Mobil.