ExxonMobil ExxonMobil Exxon Mobil Corporation, doing business as ExxonMobil, 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 the Standard Oil Company of New Jersey) and Mobil (formerly the Standard Oil Company of New York). The world's 9th largest company by revenue, ExxonMobil from 1996 to 2017 varied from the first to sixth largest publicly traded company by market capitalization. The company was ranked ninth globally in the Forbes Global 2000 list
Oil and Natural Gas Corporation Mumbai, Maharashtra. It has about 25% market-share in India among public-sector companies (PSUs) and a strong marketing infrastructure. Oil and Natural Gas Corporation owns 51.11% shares in HPCL and others are distributed amongst financial institutes, public and other investors. The company is ranked 367th on the "Fortune Global 500" list of the world's biggest corporations as of 2016. Presence of ONGC Videsh Limited (OVL) in Latin America; Presence of ONGC Videsh Limited (OVL) in CIS & Far-East; Presence of ONGC Videsh Limited (OVL) in Africa; Presence of ONGC Videsh Limited (OVL) in Middle East; It is an oil refinery at