MGE Energy Inc
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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Sempra operates as an energy infrastructure company in the United States and internationally. It operates through three segments: Sempra California, Sempra Texas Utilities, and Sempra Infrastructure. The Sempra California segment provides natural gas and electric services to Southern California and part of central California. As of December 31, 2024, it offered electric services to approximately 3.6 million population and natural gas services to approximately 3.3 million population that covers 4,100 square miles. This segment owns and operates a natural gas distribution, transmission, and storage system that supplies natural gas. As of December 31, 2024, it served a population of 21.1 million covering an area of 24,000 square miles. The Sempra Texas Utilities segment engages in the regulated electricity transmission and distribution business. As of December 31, 2024, its transmission system included 18,324 circuit miles of transmission lines; 1,288 transmission and distribution substations; interconnection to 192 third-party generation facilities totaling 58,597 MW; and distribution system included approximately 4 million points of delivery and consisted of 125,975 miles of overhead and underground lines. The Sempra Infrastructure segment develops, builds, operates, and invests in energy infrastructure to help enable the access to cleaner energy in markets in the United States, Mexico, and internationally. The company was formerly known as Sempra Energy and changed its name to Sempra in May 2023. Sempra was incorporated in 1996 and is based in San Diego, California.
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