Duke Energy Corp. engages in electric power and gas distribution operations, and provides other energy related services. It operates its business through the following segments: Electric Utilities and Infrastructure, Gas Utilities and Infrastructure, and Commercial Renewables. The Electric Utilities and Infrastructure segment conducts operations primarily through the regulated public utilities of Duke Energy Carolinas, Duke Energy Progress, Duke Energy Florida, Duke Energy Indiana and Duke Energy Ohio. Electric Utilities and Infrastructure provides retail electric service through the generation, transmission, distribution and sale of electricity. The Gas Utilities and Infrastructure segment conducts natural gas operations primarily through the regulated public utilities of Piedmont and Duke Energy Ohio. Gas Utilities and Infrastructure serves residential, commercial, industrial and power generation natural gas customers. The Commercial Renewables segment primarily acquires, builds, develops and operates wind and solar renewable generation throughout the continental U.S. The portfolio includes nonregulated renewable energy and energy storage businesses. The company was founded in 1904 and is headquartered in Charlotte, NC.