Duke Energy (DUK) is one of the leading electric power companies in the United States. Their customer base for electricity services amounting to 7.4 million Americans. Duke Energy also delivers natural gas to almost 1.5 million people. The company boasts around 53,000 megawatts of electricity generating capacity in several states. In addition to operations in the United States, Duke Energy operates its business in Latin America. Duke Energy is a Fortune 125 company and the Dow Jones Sustainability Index (North America) member. The company is listed on the New York Stock Exchange (NYSE). To catch up with the latest Duke Energy share price, follow Capital.com.