Peabody Energy Corporation, previously Peabody Coal Company, is the largest private-sector coal company in the world. The company is headquartered in Downtown St. Louis, Missouri. In 2006, Peabody sold over 247 million tons of coal. The company's coal fuels approximately 10% of the electricity generated in the United States and 3% of electricity generated throughout the world. Peabody sells coal to over 350 electricity generating and industrial plants in 15 countries.