Headquartered in Charlotte, N.C., Duke Energy is among the largest energy holding companies in the United States.

Its Electric Utilities and Infrastructure business unit serves approximately 7.5 million clients located in six countries in the Southeast and Midwest.

The organization's Gas Utilities and Infrastructure business unit distributes natural gas to approximately 1.6 million customers in the Carolinas, Ohio, Kentucky and Tennessee.

It is Commercial Renewables business unit functions a developing renewable energy portfolio across the United States.

Duke Energy is a Fortune 125 company traded on the New York Stock Exchange under the symbol DUK.