Exxon Mobil Corporation is an American multinational oil and gas corporation headquartered in Irving, Texas. It is the largest direct descendant of John D. Rockefeller's Standard Oil Company, and was formed on November 30, 1999 by the merger of Exxon (formerly Standard Oil Company of New Jersey) and Mobil (formerly the Standard Oil Company of New York).
The world's seventh largest company by revenue, ExxonMobil is also the seventh largest publicly traded company by market capitalization. The company was ranked ninth globally in the Forbes Global 2000 list in 2016. ExxonMobil was the second most profitable company in the Fortune 500 in 2014.