American Electric Power
NASDAQ:AEPAmerican 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. It also supplies and markets electric power at wholesale to other electric utility companies, rural electric cooperatives, municipalities, and other market participants. American Electric Power Company, Inc. was incorporated in 1906 and is headquartered in Columbus, Ohio.
Dominion Energy
NYSE:DDominion Energy, Inc. produces and distributes energy in the United States. It operates through three operating segments: Dominion Energy Virginia, Dominion Energy South Carolina, and Contracted Energy. The Dominion Energy Virginia segment generates, transmits, and distributes regulated electricity to approximately 2.8 million residential, commercial, industrial, and governmental customers in Virginia and North Carolina. The Dominion Energy South Carolina segment generates, transmits, and distributes electricity to approximately 0.8 million customers in the central, southern, and southwestern portions of South Carolina; and distributes natural gas to approximately 0.4 million residential, commercial, and industrial customers in South Carolina. The Contracted Energy segment is involved in the nonregulated long-term contracted renewable electric generation and renewable natural gas facility. As of December 31, 2023, the company's portfolio of assets included approximately 29.5 gigawatt of electric generating capacity; 10,600 miles of electric transmission lines; 79,300 miles of electric distribution lines; and 94,800 miles of gas distribution mains and related service facilities. The company was formerly known as Dominion Resources, Inc. Dominion Energy, Inc. was incorporated in 1983 and is headquartered in Richmond, Virginia.
DTE Energy
NYSE:DTEDTE Energy Company engages in the utility operations. The company's Electric segment generates, purchases, distributes, and sells electricity to various residential, commercial, and industrial customers in southeastern Michigan. It generates electricity through coal-fired plants, hydroelectric pumped storage, and nuclear plants, as well as wind and solar assets. This segment owns and operates distribution substations and line transformers. The company's Gas segment purchases, stores, transports, distributes, and sells natural gas to various residential, commercial, and industrial customers throughout Michigan; and sells storage and transportation capacity. Its DTE Vantage segment offers metallurgical and petroleum coke to steel and other industries; and power generation, steam production, chilled water production, and wastewater treatment services, as well as air supplies compressed air to industrial customers. Its Energy Trading segment engages in power, natural gas, and environmental marketing and trading; structured transactions; and the optimization of contracted natural gas pipeline transportation and storage positions. The company was founded in 1849 and is based in Detroit, Michigan.
Edison International
NYSE:EIXEdison International, through its subsidiaries, engages in the generation and distribution of electric power. The company supplies and delivers electricity to approximately 50,000 square mile area of southern California to residential, commercial, industrial, public authorities, agricultural, and other sectors. Its transmission facilities consist of lines ranging from 55 kV to 500 kV and approximately 80 transmission substations; distribution system consists of approximately 38,000 circuit-miles of overhead lines; approximately 31,000 circuit-miles of underground lines; and 730 distribution substations. The company was founded in 1886 and is based in Rosemead, California.