Peabody Energy Corporation operates as the private sector coal company worldwide. It also markets, brokerages, and trades coal. The company’s energy related businesses include the development of mine-mouth coal-fueled generating plants; and management of coal reserve and real estate holdings, coalbed methane production, and transportation services. As of December 31, 2004, Peabody Energy owned and operated 32 mines in Arizona, Colorado, New Mexico, Wyoming, Illinois, Indiana, Kentucky, and West Virginia in the United States; and 4 in Queensland, Australia. As of same date, it had approximately 9.3 billion tons of proven and probable coal reserves, as well as approximately 300 million tons of coal reserves in Powder River Basin. The company was founded in 1883 and is based in St. Louis, Missouri.