ExxonMobil is the world’s largest publicly traded international oil and gas company. The company holds an industry-leading inventory of global oil and gas resources. It is the world’s largest refiner and marketer of petroleum products, and its chemical company ranks among the world’s largest. It applies science and innovation to find better, safer and cleaner ways to deliver the energy the world needs. Over the last 125 years ExxonMobil has evolved from a regional marketer of kerosene in the U.S. to the largest publicly traded petroleum and petrochemical enterprise in the world. Today it operates in most of the world's countries and is best known by the familiar brand names: Exxon, Esso and Mobil. The company makes the products that drive modern transportation, power cities, lubricate industry and provide petrochemical building blocks that lead to thousands of consumer goods.