Southern Company is an American gas and electric utility holding company based in the southern United States. It is headquartered in Atlanta, Georgia, with executive offices also located in Birmingham, Alabama. The company is the second largest utility company in the U.S. in terms of customer base, as of 2021. Through its subsidiaries it serves 9 million gas and electric utility customers in 6 states. Southern Company's regulated regional electric utilities serve a 120,000-square-mile (310,000 km2) territory with 27,000 miles (43,000 km) of distribution lines.
The Duane Arnold Energy Center (DAEC) was Iowa's only nuclear power plant. It is located on a 500-acre (200 ha) site on the west bank of the Cedar River, two miles (3.2 km) north-northeast of Palo, Iowa, USA, or eight miles (13 km) northwest of Cedar Rapids.
NSTAR was a utility company that provided retail electricity and natural gas to 1.4 million customers in eastern and central Massachusetts, including the Boston urban area. NSTAR became a subsidiary of Northeast Utilities in April 2012. In February 2015, Northeast Utilities and all of its operating companies became one large company known as Eversource Energy.
Emera Incorporated is a publicly traded Canadian multinational energy holding company based in Halifax, Nova Scotia. Created in 1998 during the privatization of Nova Scotia Power, a provincial Crown corporation, Emera now invests in regulated electricity generation as well as transmission and distribution across North America and the Caribbean.
Entergy Corporation is a Fortune 500 integrated energy company engaged primarily in electric power production and retail distribution operations in the Deep South of the United States. Entergy is headquartered in New Orleans, Louisiana, and generates and distributes electric power to 3 million customers in Arkansas, Louisiana, Mississippi and Texas. Entergy has annual revenues of $11 billion and employs more than 13,000 people.
AES Indiana, formerly known as Indianapolis Power & Light Company, is an American utility company providing electric service to the city of Indianapolis. It is a subsidiary and largest utility of AES Corporation, which acquired it in 2001. AES Indiana provides electric service to more than 500,000 customers in a 528-square-mile (1,370 km2) service territory.
Florida Power & Light Company (FPL), the principal subsidiary of NextEra Energy Inc., is the largest power utility in Florida. It is a Juno Beach, Florida-based power utility company serving roughly 5,145,225 customers and 11 million people in Florida. It is a rate-regulated electric utility that generates, transmits, distributes and sells electric energy.
Constellation Energy Corporation is an energy company headquartered in Baltimore, Maryland, United States. The current iteration of the company was founded in 2022 after splitting off from parent Exelon. The company provides electric power, natural gas, and energy management services. It has approximately two million customers across the continental United States. In 2020 the company reported a total of 211,642 electricity customers, with 147,753 residential customer accounts, 62,309 commercial and 1,580 industrial accounts.
Gexa Energy, headquartered in Houston, Texas, is a retail electricity provider which sells electricity service to residential and commercial customers in all deregulated markets in Texas.
WEC Energy Group is an American company based in Milwaukee, Wisconsin that provides electricity and natural gas to 4.4 million customers across four states.
PacifiCorp is an electric power company in the western United States.
Duke Energy Florida, formerly Florida Power, was the generation, transmission, and distribution sector of Florida Progress Corporation. The company distributed power over much of central and north Florida. Their service area covers approximately 13,000 square miles. Along with that, the company supplies electric service to approximately 1.8 million residential, commercial and industrial customers in the state. Florida Progress merged with Carolina Power & Light in 2000 to form Progress Energy. Progress Energy merged with Duke Energy in 2012. Today the Florida operations operate as Duke Energy Florida.
The Victor J. Daniel Electric Generating Plant is a major 2-gigawatt, four-unit fossil fuel power plant, generating about 1 GWe from two coal-fired subcritical drum-type units and 1 GWe from its two newer, gas-fired combined-cycle units. Plant Daniel is located in Jackson County, near Escatawpa, Mississippi. Named for Victor J. Daniel, Jr., Mississippi Power's fourth president, the plant was designated by Southern Company Services, Inc. Jointly owned by Mississippi Power and Florida Power & Light (FPL), it is the largest generator of electric power in the state of Mississippi.
Martin Next Generation Solar Energy Center is the solar parabolic-trough component of an integrated solar combined cycle (ISCC) 1150 MW plant, in western Martin County, Florida, United States, just north of Indiantown. The project was built by Florida Power & Light Company (FPL). Lauren Engineers & Constructors (Abilene, TX) was the EPC contractor for the project. Its construction began in 2008 and was completed by the end of 2010.
NextEra Energy Resources, LLC (NEER) is a wholesale electricity supplier based in Juno Beach, Florida. NEER is a subsidiary of NextEra Energy, a Fortune 200 company. Prior to 2009, NextEra Energy Resources was known as FPL Energy.
West Florida Electric Cooperative, Inc. (WFEC) is a not-for-profit rural electric utility cooperative headquartered in Graceville, Florida. It is a member of the Florida Electric Cooperatives Association, the National Rural Electric Association, PowerSouth Energy Cooperative and the Touchstone Energy Cooperatives alliance.
NextEra Energy, Inc. is an American energy company with about 58 GW of generating capacity, revenues of over $18 billion in 2020, and about 14,900 employees throughout the US and Canada. It is the largest electric utility holding company by market capitalization. Its subsidiaries include Florida Power & Light (FPL), NextEra Energy Resources (NEER), NextEra Energy Partners, Gulf Power Company, and NextEra Energy Services.
Solar power in Florida has been increasing, as the cost of solar power systems using photovoltaics (PV) has decreased in recent years. Florida has low electricity costs compared with other states, which makes individual solar investment less attractive. Florida ranks ninth nationally in solar resource strength according to the National Renewable Energy Laboratory and tenth in solar generation by the Solar Energy Industries Association.
