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 |
|---|---|---|---|---|---|---|---|---|
| Idaho Winds LLC | Glenns Ferry, ID | Independent Power Producer | 1 | 64.7 GWh | Dec 2024 | - | ||
| Kearsarge Beverly LLC | Boston, MA | Independent Power Producer | 1 | 4.9 GWh | Dec 2024 | - | ||
| Ignite Solar Holdings LLC | New York, NY | Independent Power Producer | 1 | 6.0 GWh | Dec 2024 | - | ||
| IGS East Central, LLC | Clearwater, FL | Independent Power Producer | 1 | 3.4 GWh | Dec 2023 | - | ||
| IGS ORIX Solar I, LLC | Dublin, OH | Independent Power Producer | - | 24.8 GWh | Dec 2023 | - | ||
| IGS Solar LLC | Arlington, VA | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| IGS Stockton DG, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 3.5 GWh | Dec 2023 | - | ||
| IHI Power Services Corp | Aliso VIejo, CA | Independent Power Producer | 1 | 139.5 GWh | Dec 2025 | - | ||
| Hopkins Energy LLC | Dike, TX | Independent Power Producer | 1 | 595.5 GWh | Dec 2025 | - | ||
| Il West Hallock Project1, LLC | Boston, MA | Independent Power Producer | 1 | 5.0 GWh | Dec 2024 | - | ||
| Illinois Power Generating Co | Collinsville, IL | Independent Power Producer | 2 | 4.1 TWh | Dec 2025 | Jan 2024 | ||
| Illinois PV Fulton 1, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| Illinois Winds LLC | Glenns Ferry, ID | Independent Power Producer | - | - | - | Sep 2025 | $1.82M | |
| Kearsarge Bellingham LLC | Boston, MA | Independent Power Producer | 1 | 5.0 GWh | Dec 2024 | - | ||
| Imeson Solar Farm LLC | Irvine, CA | Independent Power Producer | 1 | 9.2 GWh | Dec 2024 | - | ||
| IMG Energy Solutions | Pittsburgh, PA | Independent Power Producer | 2 | 132.1 GWh | Dec 2024 | - | ||
| Kearsarge Amesbury LLC | Boston, MA | Independent Power Producer | 1 | 5.6 GWh | Dec 2024 | - | ||
| Essential Power Operating Services, LLC | Newington, NH | Independent Power Producer | 4 | 2.6 TWh | Dec 2025 | - | ||
| GD Hopkinton Main I, LLC | Cranston, RI | Independent Power Producer | 1 | 16.4 GWh | Dec 2024 | - | ||
| Flat Water Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 233.0 GWh | Dec 2024 | Sep 2025 | $4.18M | |
| Gasna 6P, LLC | San Francisco, CA | Independent Power Producer | 1 | 25.9 GWh | Dec 2024 | Oct 2025 | $635.86k | |
| Gateway Energy Storage, LLC | Pleasanton, CA | Independent Power Producer | 1 | -21.4 GWh | Oct 2025 | Oct 2025 | $4.75M | $405.00k |
| Gaucho Solar | Charlotte, NC | Independent Power Producer | 1 | 34.0 GWh | Dec 2024 | - | ||
| Gauley River Power Partners LP | Andover, MS | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $1.42M | |
| Gavin Power, LLC | Cheshire, OH | Independent Power Producer | 1 | 14.1 TWh | Dec 2025 | Oct 2025 | $168.58M | |
| Flat Rock Windpower, LLC | Houston, TX | Independent Power Producer | 1 | 771.5 GWh | Dec 2025 | Oct 2025 | $4.58M | |
| GB II New York LLC | Stamford, CT | Independent Power Producer | 1 | 3.7 TWh | Dec 2025 | Oct 2025 | $72.87M | |
| GCL New Energy, Inc. | San Ramon, CA | Independent Power Producer | 12 | 172.3 GWh | Dec 2023 | - | ||
| GD Glocester White Oak I, LLC | Cranston, RI | Independent Power Producer | 1 | 2.7 GWh | Dec 2024 | - | ||
| Gas Recovery Systems Inc | Roseville, CA | Independent Power Producer | 12 | 24.7 GWh | Aug 2025 | - | ||
| GD Johnson Scituate I, LLC | Cranston, RI | Independent Power Producer | 1 | 5.9 GWh | Dec 2024 | - | ||
| GD Richmond Buttonwoods I, LLC | Cranston, RI | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| GD West Greenwich Nooseneck I, LLC | Cranston, RI | Independent Power Producer | 1 | 34.3 GWh | Dec 2024 | - | ||
| GD West Greenwich VIctory I, LLC | Cranston, RI | Independent Power Producer | 1 | 2.8 GWh | Dec 2024 | - | ||
| GDIM 1, LLC | Cranston, RI | Independent Power Producer | 1 | 14.8 GWh | Dec 2024 | - | ||
| GDIM 2, LLC | Cranston, RI | Independent Power Producer | 1 | 13.2 GWh | Dec 2024 | - | ||
| GDIM 3, LLC | Cranston, RI | Independent Power Producer | 1 | 15.5 GWh | Dec 2024 | - | ||
| GDIM 4, LLC | Cranston, RI | Independent Power Producer | 1 | 14.8 GWh | Dec 2024 | - | ||
| Ge Wind Energy LLC | Schenectady, NY | Independent Power Producer | 2 | 4.1 GWh | Dec 2024 | - | ||
| Gaines Solar | San Francisco, CA | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| FRP Gadsden County Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 201.3 GWh | Dec 2025 | Sep 2025 | $1.89M | |
| FRP Gilchrist County Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 211.5 GWh | Dec 2025 | Sep 2025 | $2.08M | |
| FRP Tupelo Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 201.6 GWh | Dec 2025 | Sep 2025 | $1.99M | |
| Fruitland Creek Solar, LLC | Greenwood VIllage, CO | Independent Power Producer | 1 | 2.5 GWh | Dec 2024 | - | ||
| FRV Ae Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 60.2 GWh | Dec 2024 | - | ||
| Kenyon Energy KS Solar 1 LLC | Overland Park, KS | Independent Power Producer | 1 | 11.1 GWh | Dec 2024 | - | ||
| Flodquist Community Solar LLC | Schenectady, NY | Independent Power Producer | 2 | 2.0 GWh | Dec 2024 | - | ||
| Fusion Solar Centre, L.L.C | New York, NY | Independent Power Producer | 1 | 41.0 GWh | Dec 2025 | - | ||
| G2 Energy LLC | Boise, ID | Independent Power Producer | 3 | 45.4 GWh | Dec 2024 | - | ||
| Ga Solar 3, LLC | Miami, FL | Independent Power Producer | - | - | Dec 2022 | Sep 2025 | $1.18M | |
| Geddes 1 Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 2.7 GWh | Dec 2024 | - | ||
| Kent School Road Solar 1 | Safety Harbor, FL | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| GANS Energy LLC | GANS, PA | Independent Power Producer | 1 | 151.9 GWh | Dec 2024 | Sep 2025 | $3.59M | |
| GANS Solar LLC | Independent Power Producer | 1 | 1.3 GWh | Dec 2024 | - | |||
| Garden Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 396.7 GWh | Dec 2025 | Sep 2025 | $4.76M | |
| Gardner Solar 1, LLC | Jersey City, NJ | Independent Power Producer | 1 | 3.2 GWh | Dec 2024 | - | ||
| Gardy's Mill Solar LLC | Independent Power Producer | 1 | 22.7 GWh | Dec 2024 | - | |||
| Garnet Mesa Solar LLC | Scottsdale, AZ | Independent Power Producer | 1 | 75.0 GWh | Dec 2025 | Sep 2025 | $246.59k | |
| Garnet Solar Generation Station I LLC | Irvine, CA | Independent Power Producer | 1 | 9.4 GWh | Dec 2024 | - | ||
| Garrison Energy Center LLC | Greenwich, CT | Independent Power Producer | 1 | 906.5 GWh | Dec 2025 | Oct 2025 | $18.94M | |
| Golden Fields Solar I, LLC | Austin, TX | Independent Power Producer | - | - | Dec 2021 | Sep 2025 | $2.29M | |
| Gilroy Energy Center For Riverview | Suisun, CA | Independent Power Producer | 3 | 39.6 GWh | Dec 2024 | Jul 2025 | $11.28M | |
| GL Wind LLC | La Crosse, WI | Independent Power Producer | 1 | 7.4 GWh | Dec 2024 | - | ||
| Glacier Sands Wind Power, LLC | Toronto, ON | Independent Power Producer | 1 | 702.6 GWh | Dec 2025 | Oct 2025 | $3.98M | |
| FL Solar 5, LLC | Miami, FL | Independent Power Producer | 1 | 100.3 GWh | Dec 2025 | Oct 2025 | $1.10M | |
| Glover Creek Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 120.5 GWh | Dec 2025 | Sep 2025 | $1.65M | |
| Gloversville Community Solar LLC | Wilmington, DE | Independent Power Producer | 1 | 8.4 GWh | Dec 2024 | - | ||
| Goal Line LP | Denver, CO | Independent Power Producer | 1 | 7.4 GWh | Sep 2025 | Sep 2025 | $6.06M | |
| Goat Wind LLC | Scottsdale, AZ | Independent Power Producer | 1 | 245.4 GWh | Dec 2024 | - | ||
| Gohman Community Solar LLC | Safety Harbor, FL | Independent Power Producer | 1 | 1.7 GWh | Dec 2024 | - | ||
| Gold Mine Solar, LLC | Jersey City, NJ | Independent Power Producer | 1 | 3.2 GWh | Dec 2024 | - | ||
| Gilbert Solar Facility I, LLC | Depere, WI | Independent Power Producer | 1 | 4.0 GWh | Dec 2024 | - | ||
| Golden Fields Solar III, LLC | San Francisco, CA | Independent Power Producer | 1 | 548.9 GWh | Dec 2025 | Oct 2025 | $12.65M | |
| Golden Fields Solar IV, LLC | San Francisco, CA | Independent Power Producer | 1 | 157.4 GWh | Dec 2025 | Sep 2025 | ||
| Golden Hills Interconnection Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 146.8 GWh | Dec 2025 | - | ||
| FL Solar 4, LLC | Miami, FL | Independent Power Producer | - | - | Dec 2022 | Sep 2025 | $762.02k | |
| Golden Hills Solar, LLC | Boston, MA | Independent Power Producer | 1 | 8.1 GWh | Dec 2024 | - | ||
| Golden Hills Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 254.8 GWh | Dec 2024 | Sep 2025 | $14.45M | |
| FL Solar 1, LLC | Miami, FL | Independent Power Producer | - | - | Dec 2022 | Sep 2025 | $463.50k | |
| Golden Springs Development Company LLC | Santa Fe Springs, CA | Independent Power Producer | 9 | 19.7 GWh | Dec 2024 | - | ||
| Golden West Power Partners, LLC | Juno Beach, FL | Independent Power Producer | 1 | 862.7 GWh | Dec 2025 | Sep 2025 | $7.04M | |
| Flat Fork Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 146.9 GWh | Dec 2025 | Sep 2025 | ||
| Geddes 2 Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 2.9 GWh | Dec 2024 | - | ||
| Gemini Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 4.9 GWh | Dec 2024 | - | ||
| Gemini Solar | Oakland, CA | Independent Power Producer | 1 | 2.3 TWh | Dec 2025 | - | ||
| Genconn Devon LLC | New Haven, CT | Independent Power Producer | 1 | 4.5 GWh | Dec 2024 | - | ||
| Genconn Middletown LLC | New Haven, CT | Independent Power Producer | 1 | 6.2 GWh | Dec 2024 | - | ||
| Generate Capital | San Francisco, CA | Independent Power Producer | 82 | 354.6 GWh | Dec 2024 | - | ||
| Generate Colchester Fuel Cells, LLC | San Francisco, CA | Independent Power Producer | 1 | 83.6 GWh | Dec 2024 | - | ||
| Generate Er-NG, LLC | Houston, TX | Independent Power Producer | 18 | 3.1 GWh | Dec 2024 | - | ||
| Generate Fremont Digester, LLC. | Fremont, MI | Independent Power Producer | 1 | 1.2 GWh | Dec 2024 | - | ||
| Flat Ridge 3 Wind Energy, LLC | Zenda, KS | Independent Power Producer | - | 540.3 GWh | Dec 2023 | Oct 2025 | $1.77M | |
| FRP Columbia County Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 205.8 GWh | Dec 2025 | Sep 2025 | $2.05M | |
| Genesee Solar Energy, LLC | Jackson, MI | Independent Power Producer | 1 | 1.0 GWh | Dec 2025 | - | ||
| Genesis Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 639.0 GWh | Dec 2025 | Sep 2025 | $44.25M | |
| Flambeau Solar Partners, LLC | Jackson, MI | Independent Power Producer | 1 | 4.5 GWh | Dec 2024 | - | ||
| Kendall Green Energy, LLC | Cambridge, MA | Independent Power Producer | 1 | 1.7 TWh | Dec 2025 | Sep 2025 | $20.57M | |
| Geysers Power Co LLC | Middletown, CA | Independent Power Producer | 6 | 5.8 TWh | Dec 2025 | Oct 2025 | $101.01M | $2.91M |
| Gibson City Energy Center LLC | Gibson City, IL | Independent Power Producer | 1 | 109.3 GWh | Dec 2024 | Sep 2025 | $2.30M | |
| Gibson Solar, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 141.8 GWh | Dec 2025 | - |
Top Power Plants in United States
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Arkansas Nuclear One | Russellville, Arkansas | 15 TWh | Nov 1974 | Dec 2025 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Dec 2025 | Natural Gas : 94.9% Bituminous Coal : 5.1% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Dec 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Dec 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Dec 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Dec 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Dec 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Dec 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Dec 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Dec 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Dec 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Dec 2025 | Natural Gas : 74.9% Bituminous Coal : 24.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Dec 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Dec 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Dec 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Dec 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Dec 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Dec 2025 | Nuclear |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Dec 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Dec 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Dec 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Dec 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Dec 2025 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Dec 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Dec 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Dec 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Dec 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Dec 2025 | Subbituminous Coal : 74.7% Bituminous Coal : 16.0% Petroleum Coke : 9.1% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Dec 2025 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Dec 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Dec 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Dec 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Dec 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Dec 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Dec 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Dec 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Dec 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Dec 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 13 TWh | Jun 1981 | Dec 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Dec 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Dec 2025 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Dec 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Dec 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 21 TWh | Mar 1967 | Dec 2025 | Nuclear : 68.7% Natural Gas : 31.3% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Dec 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 16 TWh | May 1958 | Dec 2025 | Subbituminous Coal : 83.3% Natural Gas : 16.7% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 16 TWh | Apr 1996 | Dec 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Dec 2025 | Natural Gas : 99.9% |