Exxon Mobil is one of the largest oil and Gas Company in the world. The company is also considered one of the top 5 companies in terms of market Capitalization that accounts for 318.8 billion dollars. Formed 1999 with merger of Exxon Corporation and Mobil Corporation. ExxonMobil is headquartered in Irving, Texas, United States. Exxon main activities ranged from, exploration, production, transportation and sale of crude oil and natural gas as well as the manufacture, transportation and sale of petroleum products. It operates in 3 main segments: upstream, downstream, and chemicals. They also engage in production markets petrochemicals and participates in coal and minerals mining, and electric power generation. The largest 3 shareholders are Michel Dolan, Andrew Singer, and Mark Albers.