Directory of Electric Companies in the United States
| Company Name | Company Location | Utility Type | Power Plants | EIA Annual Generation | EIA Latest Generation | FERC Lastest Date | FERC 2025Q2 Seller Transactions | FERC 2025Q2 Buyer Transactions |
|---|---|---|---|---|---|---|---|---|
| ABN Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $18.15k | ||
| Adams Solar, LLC | Arlington, VA | Independent Power Producer | 2 | 162.0 GWh | Jun 2026 | Oct 2025 | $1.94M | |
| AEM Wind LLC | Chicago, IL | Independent Power Producer | 1 | 120.8 GWh | Jun 2026 | Oct 2025 | $840.92k | |
| AEP Energy, Inc. | Columbus, OH | - | - | - | Oct 2025 | $27.92M | ||
| AEP Energy Partners, Inc. | Columbus, OH | - | - | - | Oct 2025 | $221.25M | $126.87M | |
| AEP Generation Resources Inc | Columbus, OH | 4 | - | Dec 2020 | Oct 2025 | $41.09M | ||
| AES Laurel Mountain, LLC | Louisville, CO | - | - | - | Oct 2025 | $2.49M | ||
| AES Solutions Management, LLC | Louisville, CO | - | - | - | Oct 2025 | $10.55M | $3.74M | |
| Aggressive Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $7.62M | $17.68M | |
| Agway Energy Services, LLC | Washington, DC | - | - | - | Oct 2025 | $69.30k | ||
| Al Solar D, LLC | Austin, TX | - | - | - | Oct 2025 | $1.19M | ||
| Alcoa Power Generating Inc Yadkin DIV | Badin, NC | Industrial | - | - | Dec 2020 | Oct 2025 | $8.00M | |
| All American Power And Gas, LLC | Birmingham, AL | - | - | - | Oct 2025 | $6.82k | ||
| All Choice Energy Midamerica LLC | Birmingham, AL | - | - | - | Oct 2025 | $18.61k | $168.00k | |
| Allegheny Energy Supply Co LLC | Greensburg, PA | Investor-Owned Utility | 6 | - | Jan 2026 | Oct 2025 | $3.49M | $5.89M |
| Allete, Inc. | Duluth, MN | Investor-Owned Utility | 24 | 8.6 TWh | Jun 2026 | Oct 2025 | $137.16M | $4.23M |
| Alliance NYGT, LLC | Sherrill, NY | Independent Power Producer | 2 | 1.4 GWh | Dec 2025 | Oct 2025 | $1.85M | |
| Alpaca Energy LLC | Omaha, NE | Independent Power Producer | 1 | 44.0 GWh | Dec 2025 | Oct 2025 | $1.12M | |
| Alpha Gas And Electric LLC | Birmingham, AL | - | - | - | Oct 2025 | $38.75k | ||
| ALTA Farms Wind Project II, LLC | Andover, MA | - | - | - | Oct 2025 | $2.77M | ||
| ALTA Oak Realty, LLC | New York, NY | - | - | - | Oct 2025 | $475.37k | ||
| Altagas Ripon Energy Inc. | Ripon, CA | Independent Power Producer | 1 | 1.3 GWh | Jun 2026 | Oct 2025 | $5.08k | |
| Altop Energy Trading LLC | Houston, TX | - | - | - | Oct 2025 | $48.88M | $14.88M | |
| Amazon Energy LLC | Seattle, WA | - | - | - | Oct 2025 | $116.08M | $144.61M | |
| Ameren Illinois | Collinsville, IL | Investor-Owned Utility | 1 | 308.0 MWh | Dec 2025 | Oct 2025 | $12.47M | $47.56M |
| American Electric Power Service Corporation | Columbus, OH | - | - | - | Oct 2025 | $941.77M | $-32.66M | |
| American Municipal Power, Inc. | Columbus, OH | - | - | - | Oct 2025 | $229.50M | $50.04M | |
| American Powernet Management, LP | Wyomissing, PA | - | - | - | Oct 2025 | $12.77M | $7.82M | |
| Antrim Wind Energy LLC | Portsmouth, NH | Independent Power Producer | 1 | 80.7 GWh | Jun 2026 | Oct 2025 | $993.36k | $117.79k |
| Ap Gas & Electric (Il), LLC | Houston, TX | - | - | - | Oct 2025 | $79.93k | ||
| Ap Gas & Electric (NJ), LLC | Houston, TX | - | - | - | Oct 2025 | $60.04k | ||
| Ap Gas & Electric (Ny), LLC | Garden City, NY | - | - | - | Oct 2025 | $25.95k | ||
| Ap Gas & Electric (Oh), LLC | Houston, TX | - | - | - | Oct 2025 | $242.73k | ||
| Ap Gas & Electric (Pa), LLC | Houston, TX | - | - | - | Oct 2025 | $509.34k | ||
| Ap Gas & Electric (TX), LLC | Houston, TX | - | - | - | Oct 2025 | $397.91 | ||
| APN Starfirst, LP | Wyomissing, PA | - | - | - | Oct 2025 | $172.13k | ||
| Appalachian Power Co | Columbus, OH | Investor-Owned Utility | 20 | 23.1 TWh | Jun 2026 | Oct 2025 | $38.00M | $43.20M |
| Apple Blossom Wind, LLC | Pigeon, MI | Independent Power Producer | 1 | 262.0 GWh | Jun 2026 | Oct 2025 | $2.58M | |
| Apple Energy LLC | Cupertino, CA | - | - | - | Oct 2025 | $7.53M | $16.28M | |
| Approved Energy II LLC | Englewood, NJ | - | - | - | Oct 2025 | $5.90M | $9.95M | |
| Aragonne Wind LLC | Dallas, TX | - | - | - | Oct 2025 | $9.25M | ||
| Archer Energy, LLC | Powell, OH | - | - | - | Oct 2025 | $3.05M | $2.90M | |
| Arica Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 819.8 GWh | Jun 2026 | Oct 2025 | $11.48M | |
| Arizona Public Service Co | Phoenix, AZ | Investor-Owned Utility | 30 | 55.3 TWh | Jun 2026 | Oct 2025 | $24.68M | $234.49M |
| Arkansas Electric Coop Corp | Little Rock, AR | Cooperative | 12 | 6.7 TWh | Jun 2026 | Oct 2025 | $92.73M | $16.38M |
| Arkwright Summit Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 256.2 GWh | Jun 2026 | Oct 2025 | $2.20M | |
| Armadillo Flats Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 984.1 GWh | Jun 2026 | Oct 2025 | $1.27M | |
| Armstrong Power LLC | Shelocta, PA | Independent Power Producer | 1 | 1.3 TWh | Jun 2026 | Oct 2025 | $18.05M | |
| Associated Electric Coop, Inc | Springfield, MO | Cooperative | 11 | 27.0 TWh | Jun 2026 | Oct 2025 | $102.40M | $35.00M |
| Astoria Generating Company, L.P. | Stamford, CT | Independent Power Producer | 3 | 962.0 GWh | Dec 2025 | Oct 2025 | $80.24M | |
| Atlantic Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $999.06k | $1.51M | |
| Aulander Holloman Solar, LLC | Westport, CT | Independent Power Producer | 1 | 193.1 GWh | Jun 2026 | Oct 2025 | $2.84M | |
| Aurora Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 1.0 TWh | Jun 2026 | Oct 2025 | $3.43M | |
| Avangrid Power LLC | Portland, OR | Independent Power Producer | 92 | 22.3 TWh | Jun 2026 | Oct 2025 | $124.30M | $36.03M |
| Avista Corp | Spokane, WA | Investor-Owned Utility | 14 | 7.2 TWh | Jun 2026 | Oct 2025 | $54.87M | $32.57M |
| AXPO U.S. LLC | New York, NY | - | - | - | Oct 2025 | $154.97M | $4.01M | |
| Acorn I Energy Storage LLC | Aliso VIejo, CA | Independent Power Producer | 1 | -167.0 MWh | Dec 2025 | Sep 2025 | $11.30k | |
| Adelanto Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 61.8 GWh | Dec 2025 | Sep 2025 | $1.49M | |
| AEP Generating Company | Columbus, OH | - | - | Dec 2016 | Sep 2025 | $66.35M | ||
| AEP Retail Energy Partners LLC | Columbus, OH | - | - | - | Sep 2025 | $298.30k | ||
| AES Alamitos Energy, LLC | Long Beach, CA | Independent Power Producer | 1 | 1.1 TWh | May 2026 | Sep 2025 | $24.91M | $187.50k |
| AES Alamitos LLC | Long Beach, CA | Independent Power Producer | 1 | 26.1 GWh | Jun 2026 | Sep 2025 | $35.61M | |
| AES ES Alamitos 2, LLC | Louisville, CO | - | - | - | Sep 2025 | $2.74M | ||
| AES ES Alamitos, LLC | Long Beach, CA | Independent Power Producer | 1 | -14.8 GWh | Jun 2026 | Sep 2025 | $6.33M | |
| AES Huntington Beach LLC | Huntington Beach, CA | Independent Power Producer | 2 | 1.7 TWh | Jun 2026 | Sep 2025 | $31.40M | |
| AES Integrated Energy, LLC | Long Beach, CA | - | - | - | Sep 2025 | $20.44M | ||
| AES Westwing II ES, LLC | Louisville, CO | - | - | - | Sep 2025 | $2.23M | ||
| AGUA Caliente Solar | Princeton, NJ | Independent Power Producer | 1 | 572.7 GWh | Jun 2026 | Sep 2025 | $24.76M | |
| Air Liquide Large Industries U S LP | Houston, TX | Industrial | 3 | 3.2 TWh | Jun 2026 | Sep 2025 | $870.75k | |
| Airport Solar I, LLC | Montpelier, VT | - | - | - | Sep 2025 | $27.60k | ||
| Al Solar A, LLC | Houston, TX | Independent Power Producer | - | - | Dec 2023 | Sep 2025 | $2.23M | |
| Alabama Power Co | Birmingham, AL | Investor-Owned Utility | 32 | 66.9 TWh | Jun 2026 | Sep 2025 | $61.79M | $45.90M |
| Albany Green Energy, LLC | Kennett Square, PA | Independent Power Producer | 1 | 155.6 GWh | Jun 2026 | Sep 2025 | $10.96M | |
| Algonquin Power Co | Oakville, ON | Independent Power Producer | 9 | 4.4 TWh | Jun 2026 | Sep 2025 | $1.16M | |
| Allegheny Electric Coop Inc | Harrisburg, PA | Cooperative | 1 | 66.7 GWh | Jun 2026 | Sep 2025 | $25.12M | |
| Allora Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 173.2 GWh | Jun 2026 | Sep 2025 | $1.40M | |
| ALTA Wind I, LLC | Princeton, NJ | Independent Power Producer | 1 | 424.3 GWh | Dec 2025 | Sep 2025 | $16.96M | |
| ALTA Wind II, LLC | Princeton, NJ | Independent Power Producer | 1 | 336.0 GWh | Dec 2025 | Sep 2025 | $13.55M | |
| ALTA Wind III, LLC | Princeton, NJ | Independent Power Producer | 1 | 337.0 GWh | Dec 2025 | Sep 2025 | $13.71M | |
| ALTA Wind IV, LLC | Princeton, NJ | Independent Power Producer | 1 | 176.7 GWh | Dec 2025 | Sep 2025 | $7.32M | |
| ALTA Wind V, LLC | Princeton, NJ | Independent Power Producer | 1 | 267.9 GWh | Dec 2025 | Sep 2025 | $11.18M | |
| ALTA Wind X, LLC | Princeton, NJ | Independent Power Producer | 1 | 378.0 GWh | Dec 2025 | Sep 2025 | $13.54M | |
| ALTA Wind XI, LLC | Princeton, NJ | Independent Power Producer | 1 | 270.5 GWh | Dec 2025 | Sep 2025 | $9.26M | |
| Altagas Brush Energy Inc. | Ogdensburg, NY | - | - | - | Sep 2025 | $1.32M | ||
| Altavista Solar, LLC | Windsor Locks, CT | Independent Power Producer | 1 | 179.8 GWh | Jun 2026 | Sep 2025 | $2.14M | |
| Alton Post Office Solar, LLC | Houston, TX | - | - | - | Sep 2025 | $2.00M | ||
| Am Wind Repower LLC | New York, NY | Independent Power Producer | 1 | 100.5 GWh | Jun 2026 | Sep 2025 | $1.56M | |
| Amite Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 228.8 GWh | Jun 2026 | Sep 2025 | $2.72M | |
| Antelope Big Sky Ranch LLC | Louisville, CO | - | - | - | Sep 2025 | $1.11M | ||
| Antelope DSR 1, LLC | Louisville, CO | - | - | - | Sep 2025 | $2.19M | ||
| Antelope DSR 2, LLC | Louisville, CO | - | - | - | Sep 2025 | $250.85k | ||
| Antelope Expansion 1B, LLC | Salt Lake City, UT | Independent Power Producer | - | - | - | Sep 2025 | $599.15k | |
| Antelope Expansion 2, LLC | Salt Lake City, UT | Independent Power Producer | - | - | - | Sep 2025 | $3.90M | |
| Antelope Expansion 3a, LLC | Salt Lake City, UT | Independent Power Producer | - | - | - | Sep 2025 | $524.14k | |
| Anthracite Power And Light Company | Gilberton, PA | - | - | - | Sep 2025 | $107.40k | $2.73M | |
| Anticline Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 444.3 GWh | Jun 2026 | Sep 2025 | $3.06M | |
| Apex Solar LLC | Boise, ID | Independent Power Producer | 1 | 171.2 GWh | Jun 2026 | Sep 2025 | $1.96M | |
| Appaloosa Solar I, LLC | Salt Lake City, UT | Independent Power Producer | - | - | - | Sep 2025 | $5.13M | |
| Appleseed Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 348.6 GWh | Jun 2026 | Sep 2025 | ||
| Aquamarine Westside LLC | LOS Angeles, CA | Independent Power Producer | - | 434.0 GWh | Dec 2024 | Sep 2025 | $10.97M |
Top Power Plants in United States
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Arkansas Nuclear One | Russellville, Arkansas | 14 TWh | Nov 1974 | Jun 2026 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Jun 2026 | Natural Gas : 97.3% Bituminous Coal : 2.7% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Jun 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Jun 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Jun 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Jun 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Jun 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Jun 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Jun 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Jun 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Jun 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Jun 2026 | Natural Gas : 69.8% Bituminous Coal : 30.0% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Jun 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | Jun 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Jun 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Jun 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Jun 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Jun 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Jun 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Jun 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Jun 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Jun 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Jun 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | Jun 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Jun 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Jun 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Jun 2026 | Subbituminous Coal : 75.2% Bituminous Coal : 15.7% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Jun 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Jun 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Jun 2026 | Lignite Coal : 99.2% Natural Gas : 0.8% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Jun 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Jun 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Jun 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Jun 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Jun 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Jun 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Jun 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Jun 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Jun 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Jun 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Jun 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Jun 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Jun 2026 | Nuclear : 64.6% Natural Gas : 35.4% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Jun 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Jun 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Jun 2026 | Subbituminous Coal : 81.2% Natural Gas : 18.8% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Jun 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Jun 2026 | Natural Gas |