Petroleos Mexicanos is the biggest enterprise in Mexico, the largest taxpayer in the country, and one of the largest companies in Latin America.
It is of the few oil companies in the world that develops all the productive chain of the industry, from exploration to distribution and marketing of end products, including petrochemicals. During 2012, total revenues amounted to one trillion 647 billion pesos, earned a net operating income of 905 billion pesos and investment reached 311 billion pesos.