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 |
|---|---|---|---|---|---|---|---|---|
| Guadalupe Power Partners LP | |Independent Power Producer | 2 | 6.0 TWh | Aug 2026 | - | |||
| Griffin Road Solar LLC | Independent Power Producer | 1 | 3.3 GWh | Dec 2025 | - | |||
| Great Bend Solar LLC | Independent Power Producer | 1 | 73.4 GWh | Aug 2026 | - | |||
| GP Big Island LLC | Commercial | 1 | 45.9 GWh | Aug 2026 | - | |||
| Gordon Butte Wind LLC | Independent Power Producer | 1 | 74.4 GWh | Dec 2025 | - | |||
| Giffen Solar Park LLC | Independent Power Producer | 1 | 21.3 GWh | Dec 2025 | - | |||
| Gardy's Mill Solar LLC | Independent Power Producer | 1 | 18.6 GWh | Dec 2025 | - | |||
| GANS Solar LLC | Independent Power Producer | 1 | 22.5 GWh | Dec 2025 | - | |||
| Grizzly Mountain Ranch | Zenia, CA | Independent Power Producer | 1 | 2.8 GWh | Dec 2024 | - | ||
| Greenleaf Energy LLC | YUBA City, CA | Independent Power Producer | 1 | 63.8 GWh | Jun 2026 | - | ||
| Gloversville Community Solar LLC | Wilmington, DE | Independent Power Producer | 1 | 7.8 GWh | Dec 2025 | - | ||
| Geddes 2 Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 3.8 GWh | Dec 2025 | - | ||
| Geddes 1 Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.3 GWh | Dec 2025 | - | ||
| GALT Power, Inc. | Wilmington, DE | - | - | - | Oct 2025 | $58.53M | $31.53M | |
| Great River Hydro, LLC | Westborough, MA | Independent Power Producer | 13 | 1.4 TWh | Dec 2025 | Sep 2025 | $44.29M | |
| GSA Metropolitan Service Center | Washington, DC | Federally-Owned Utility | 1 | 103.4 GWh | Aug 2026 | - | ||
| Goleta Energy Storage, LLC | Washington, DC | Independent Power Producer | 1 | -7.5 GWh | Aug 2026 | Oct 2025 | $1.58M | |
| Galactic Wind | Verona, WI | Commercial | 1 | 23.1 GWh | Dec 2025 | - | ||
| GFC - New BERN Mill | Vanceboro, NC | Industrial | 1 | 211.5 GWh | Aug 2026 | - | ||
| Great Valley Solar 3, LLC | Valhalla, NY | - | - | - | Oct 2025 | $667.33k | ||
| Great Valley Solar 2, LLC | Valhalla, NY | - | - | - | Oct 2025 | $2.35M | ||
| Great Valley Solar 1, LLC | Valhalla, NY | - | - | - | Oct 2025 | $4.35M | ||
| Glacier Sands Wind Power, LLC | Toronto, ON | Independent Power Producer | 1 | 671.2 GWh | Aug 2026 | Oct 2025 | $3.98M | |
| Georgia-Pacific Toledo LLC | Toledo, OR | Industrial | 2 | 52.4 GWh | Dec 2025 | Sep 2025 | $461.48k | $34.98k |
| GCC Trident LLC | Three Forks, MT | Industrial | 1 | 7.0 GWh | Dec 2025 | - | ||
| Georgia-Pacific Wood Products LLC | Taylorsville, MS | Industrial | 1 | 63.3 GWh | Dec 2025 | - | ||
| Goose Haven Energy Center | Suisun, CA | Independent Power Producer | 1 | 6.7 GWh | Dec 2025 | Oct 2025 | $0 | |
| Gilroy Energy Center For Riverview | Suisun, CA | Independent Power Producer | 3 | 23.5 GWh | Dec 2025 | Jul 2025 | $11.28M | |
| Green Street Power Partners | Stamford, CT | Commercial | 55 | 255.6 GWh | Dec 2025 | - | ||
| Generation Bridge II Connecticut, LLC | Stamford, CT | Independent Power Producer | 2 | 3.7 TWh | Aug 2026 | - | ||
| GB II New York LLC | Stamford, CT | Independent Power Producer | 1 | 3.6 TWh | Aug 2026 | Oct 2025 | $72.87M | |
| General Electric Aircraft Engines | Somersworth, NH | Industrial | 3 | 5.1 GWh | Jul 2026 | - | ||
| Guadalupe Blanco River Authority | Seguin, TX | State-Owned Utility | 7 | 3.9 GWh | Dec 2025 | - | ||
| Gulf Coast Solar Center III, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $2.01M | ||
| Gulf Coast Solar Center II, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $1.67M | ||
| Green Pastures Wind II, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 324.5 GWh | Dec 2025 | - | ||
| Green Pastures Wind I, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 282.8 GWh | Dec 2025 | - | ||
| Gibson Solar, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 428.3 GWh | Aug 2026 | - | ||
| Gemini Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 4.7 GWh | Dec 2025 | - | ||
| Garnet Mesa Solar LLC | Scottsdale, AZ | Independent Power Producer | 1 | 229.1 GWh | Aug 2026 | Sep 2025 | $246.59k | |
| Ge Wind Energy LLC | Schenectady, NY | Independent Power Producer | 2 | 1.8 GWh | Dec 2025 | - | ||
| Golden Springs Development Company LLC | Santa Fe Springs, CA | Independent Power Producer | 9 | 18.0 GWh | Dec 2025 | - | ||
| Grimes County Solar Project, LLC | San Francisco, CA | Independent Power Producer | 1 | 325.9 GWh | Aug 2026 | - | ||
| Greenfield Wind Power, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.8 GWh | Dec 2025 | - | ||
| Graham Solar Center LLC | San Francisco, CA | Independent Power Producer | 1 | 4.8 GWh | Dec 2025 | - | ||
| Golden Fields Solar IV, LLC | San Francisco, CA | Independent Power Producer | 1 | 457.6 GWh | Aug 2026 | Sep 2025 | ||
| Generate Colchester Fuel Cells, LLC | San Francisco, CA | Independent Power Producer | 1 | 78.5 GWh | Dec 2025 | - | ||
| Generate Capital | San Francisco, CA | Independent Power Producer | 137 | 455.1 GWh | Dec 2025 | - | ||
| Gasna 36P, LLC | San Francisco, CA | - | - | - | Oct 2025 | $38.74k | ||
| Gala Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 997.0 MWh | Nov 2025 | - | ||
| Gaines Solar | San Francisco, CA | Independent Power Producer | 1 | 4.5 GWh | Dec 2025 | - | ||
| Griffin Trail Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 806.1 GWh | Aug 2026 | - | ||
| Glaciers Edge Wind Project LLC | San Diego, CA | Commercial | - | - | - | Oct 2025 | $1.46M | |
| Green River Energy Center, LLC | Salt Lake City, UT | Independent Power Producer | 1 | 245.9 GWh | Aug 2026 | - | ||
| GSPP Boxborough Littleton, LLC | Safety Harbor, FL | Independent Power Producer | - | 6.1 GWh | Dec 2024 | - | ||
| Gohman Community Solar LLC | Safety Harbor, FL | Independent Power Producer | - | 1.7 GWh | Dec 2024 | - | ||
| Gas Recovery Systems Inc | Roseville, CA | Independent Power Producer | 12 | 27.9 GWh | Aug 2026 | - | ||
| Griffiss Utility Services Corporation | Rome, NY | - | - | - | Oct 2025 | $118.20k | ||
| Greensville County Solar Project, LLC | Richmond, VA | - | - | - | Oct 2025 | $1.87M | ||
| Gregory Power Partners LLC | Princeton, NJ | Independent Power Producer | 1 | 737.8 GWh | Aug 2026 | - | ||
| Green Mountain Energy Company | Princeton, NJ | - | - | - | Oct 2025 | $202.88k | ||
| Grabinski Solar LLC | Princeton, NJ | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| Goldfinch (Lakeland) | Princeton, NJ | Independent Power Producer | 1 | 5.1 GWh | Dec 2025 | - | ||
| Golden Fields Solar III, LLC | Princeton, NJ | Independent Power Producer | 1 | 584.9 GWh | Aug 2026 | Oct 2025 | $12.65M | |
| Goat Wind LLC | Princeton, NJ | Independent Power Producer | 1 | 291.9 GWh | Dec 2025 | - | ||
| Groton Wind, LLC | Portland, OR | - | - | - | Sep 2025 | $1.21M | ||
| GFC - Wentworth Mill | Port Wentworth, GA | Industrial | 1 | 479.5 GWh | Dec 2025 | - | ||
| Gateway Energy Storage, LLC | Pleasanton, CA | Independent Power Producer | 1 | -19.8 GWh | Aug 2026 | Oct 2025 | $4.75M | $405.00k |
| Great Western Wind Energy, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $4.21M | ||
| Grays Ferry Cogen Partnership | Philadelphia, PA | Independent Power Producer | 1 | 1.2 TWh | Dec 2025 | - | ||
| Georgia-Pacific Consr Ops LLC-Palatka | Palatka, FL | Industrial | 1 | 360.8 GWh | Dec 2025 | - | ||
| GFC - Flint River Mill | Oglethorpe, GA | Industrial | 1 | 478.7 GWh | Dec 2025 | - | ||
| Gilead Sciences Inc. | Oceanside, CA | Independent Power Producer|Industrial | 3 | 5.6 GWh | Dec 2025 | - | ||
| Great Bay Solar I LLC | Oakville, ON | Independent Power Producer | 1 | 150.4 GWh | Aug 2026 | Sep 2025 | $2.34M | |
| Gemini Solar | Oakland, CA | Independent Power Producer | 1 | 2.3 TWh | Aug 2026 | - | ||
| GD West Greenwich VIctory I, LLC | North Kingstown, RI | Commercial | - | 2.8 GWh | Dec 2024 | - | ||
| GD Richmond Buttonwoods I, LLC | North Kingstown, RI | Commercial | - | 2.0 GWh | Dec 2024 | - | ||
| Gun Club Solar, LLC | New York, NY | Independent Power Producer | 1 | 4.6 GWh | Dec 2025 | - | ||
| Guernsey Power Station LLC | New York, NY | Independent Power Producer | 1 | 13.5 TWh | Aug 2026 | Oct 2025 | $86.92M | |
| Greenstone Solar, LLC | New York, NY | Independent Power Producer | 1 | 36.1 GWh | Dec 2025 | - | ||
| Greenbacker Renewable Energy Corporation | New York, NY | Independent Power Producer | 135 | 3.1 TWh | Aug 2026 | - | ||
| Green Mile Solar, LLC | New York, NY | Independent Power Producer | 1 | 8.2 GWh | Dec 2025 | - | ||
| Great Bay Hydro Corp | New York, NY | Independent Power Producer | 2 | 14.7 GWh | Dec 2025 | Oct 2017 | ||
| Gray Hawk Solar, LLC | New York, NY | Independent Power Producer | 1 | 149.9 GWh | Aug 2026 | Sep 2025 | $2.41M | |
| Gravel Pit Solar, LLC | New York, NY | Independent Power Producer | 1 | 227.2 GWh | Aug 2026 | - | ||
| Gravel Pit Solar IV, LLC | New York, NY | - | - | - | Sep 2025 | $1.79M | ||
| Gravel Pit Solar III, LLC | New York, NY | - | - | - | Sep 2025 | $1.02M | ||
| GR Catalyst Two LLC | New York, NY | Independent Power Producer | 1 | 11.7 GWh | Dec 2025 | - | ||
| GR Catalyst One, LLC | New York, NY | Independent Power Producer | 1 | 11.3 GWh | Dec 2025 | - | ||
| Gore Mountain Solar II, LLC | New York, NY | Independent Power Producer | 1 | 2.8 GWh | Dec 2025 | - | ||
| Goose Prairie Solar LLC | New York, NY | Independent Power Producer | 1 | 203.9 GWh | Aug 2026 | Sep 2025 | $4.98M | |
| Garnet Wind, LLC | New York, NY | - | - | - | Oct 2025 | $324.20k | ||
| G&S Operations LLC | New York, NY | Commercial | 3 | 13.4 GWh | Dec 2025 | - | ||
| Genconn Middletown LLC | New Haven, CT | Independent Power Producer | 1 | 7.2 GWh | Dec 2025 | - | ||
| Genconn Devon LLC | New Haven, CT | Independent Power Producer | 1 | 15.8 GWh | Dec 2025 | - | ||
| Gaylord Entertainment Co | Nashville, TN | Commercial | 1 | 34.2 GWh | Aug 2026 | - | ||
| Georgia-Pacific Muskogee LLC | Muskogee, OK | Industrial | 1 | 382.7 GWh | Aug 2026 | - | ||
| Google, Inc. | Mountain VIew, CA | Independent Power Producer | 2 | 3.3 GWh | Dec 2025 | - | ||
| Google Energy LLC | Mountain VIew, CA | - | - | - | Oct 2025 | $26.89M | $83.45M | |
| Grant County Wind, LLC | Minneapolis, MN | Independent Power Producer | 1 | 57.8 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 | 14 TWh | Nov 1974 | Aug 2026 | Nuclear |
| Barry | Bucks, Alabama | 14 TWh | Jan 1954 | Aug 2026 | Natural Gas : 96.4% Bituminous Coal : 3.6% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Aug 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Aug 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Aug 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Aug 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Aug 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Aug 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Aug 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Aug 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Aug 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Aug 2026 | Natural Gas : 69.9% Bituminous Coal : 29.9% |
| Diablo Canyon | Avila Beach, California | 19 TWh | Apr 1985 | Aug 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Aug 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Aug 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Aug 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 12 TWh | Sep 1974 | Aug 2026 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Aug 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Aug 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Aug 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Aug 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Aug 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Aug 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Aug 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Aug 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Aug 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Aug 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Aug 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Aug 2026 | Subbituminous Coal : 75.1% Bituminous Coal : 15.7% Petroleum Coke : 9.0% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Aug 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Aug 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Aug 2026 | Lignite Coal : 99.3% Natural Gas : 0.7% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Aug 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Aug 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Aug 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Aug 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Aug 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Aug 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Aug 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Aug 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Aug 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Aug 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Aug 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Aug 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Aug 2026 | Nuclear : 64.7% Natural Gas : 35.3% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Aug 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Aug 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Aug 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Aug 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Aug 2026 | Natural Gas : 99.9% |