This statistic shows the total assets of Exxon Mobil from 2001 to 2012. In 2008, Exxon Mobil's total assets amounted to approximately 228 billion U.S. dollars. Exxon Mobil is a U.S. based multi-national oil and gas corporation. In the last five years, Exxon Mobil was either the largest or the second largest company in the world based on revenue. The Exxon Mobil Corporation is headquartered in Irving, Texas.