American Electric Power Company, Inc.
American Electric Power Company, Inc., an electric public utility holding company, engages in the generation, transmission, and distribution of electricity for sale to retail and wholesale customers in the United States. It operates through Vertically Integrated Utilities, Transmission and Distribution Utilities, AEP Transmission Holdco, and Generation & Marketing segments. The company generates electricity using coal and lignite, natural gas, renewable, nuclear, hydro, solar, wind, and other energy sources; owns, operates, maintains, and invests in transmission infrastructure; and engages in wholesale energy trading and marketing business. It operates approximately 225,000 circuit miles of distribution lines that delivers electricity to 5.6 million customers; 40,000 circuit miles of transmission lines; and 23,000 MWs of regulated owned generating capacity. American Electric Power Company, Inc. was incorporated in 1906 and is headquartered in Columbus, Ohio.
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MGE Energy, Inc., through its subsidiaries, operates as a public utility holding company in the United States. It operates through Regulated Electric Utility Operations; Regulated Gas Utility Operations; Nonregulated Energy Operations; Transmission Investments; and All Other segments. The company generates, purchases, and distributes electricity; purchases and distributes natural gas; owns and leases electric generating capacity; and plans, constructs, operates, maintains, and expands transmission facilities to provide transmission power services. It also generates electricity from coal-fired, gas-fired, and renewable energy sources; and provides solar and wind generation, and battery storage services. As of December 31, 2024, the company owned and operated 825 miles of overhead electric distribution lines; 1,359 miles of underground electric distribution cables; 48 substations with an installed capacity of 1.2 million kVA; and gas facilities, including 3,092 miles of distribution mains, as well as supplied electric service to approximately 167,000 customers. MGE Energy, Inc. was incorporated in 2001 and is headquartered in Madison, Wisconsin.
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