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 |
|---|---|---|---|---|---|---|---|---|
| Genconn Energy LLC | Houston, TX | - | - | - | Sep 2025 | $11.89M | ||
| Grayling Generating Station Limited Partnership | ANN Arbor, MI | - | - | - | Sep 2025 | $4.57M | ||
| Genesee Power Station Limited Partnership | ANN Arbor, MI | - | - | - | Sep 2025 | $3.99M | ||
| Generation Bridge M&M Holdings, LLC | Birmingham, AL | - | - | - | Sep 2025 | $3.06M | $3.06M | |
| Greenleaf Energy Unit 2 LLC | Birmingham, AL | - | - | - | Sep 2025 | $18.29k | ||
| Generation Bridge Connecticut Holdings, LLC | Birmingham, AL | - | - | - | Sep 2025 | $15.61M | $15.61M | |
| Greenlight Energy Inc. | Birmingham, AL | - | - | - | Oct 2025 | $25.50k | ||
| Google Energy LLC | Mountain VIew, CA | - | - | - | Oct 2025 | $26.89M | $83.45M | |
| Greensville County Solar Project, LLC | Richmond, VA | - | - | - | Oct 2025 | $1.87M | ||
| Grid Power Direct, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $553.32k | $108.95k | |
| Genon Energy Management, LLC | Houston, TX | - | - | - | Oct 2025 | $225.45k | $225.45k | |
| Genbright LLC | Houston, TX | - | - | - | Sep 2025 | $108.11k | $14.81k | |
| Griffiss Utility Services Corporation | Rome, NY | - | - | - | Oct 2025 | $118.20k | ||
| Gravel Pit Solar III, LLC | New York, NY | - | - | - | Sep 2025 | $1.02M | ||
| Goshen Phase II LLC | Houston, TX | - | - | - | Sep 2025 | $9.74M | ||
| Gratiot County Wind LLC | Chicago, IL | - | - | - | Oct 2025 | $6.18M | ||
| Graphite Solar I, LLC | Charlotte, NC | - | - | - | Sep 2025 | $1.50M | ||
| Grace Orchard Energy Center, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.28M | $2.45M | |
| Grady Wind Energy Center, LLC | Houston, TX | - | - | - | Oct 2025 | $16.70M | ||
| Green Country Energy, LLC | Columbus, OH | - | - | - | Jun 2025 | $21.83M | ||
| Great Cove Solar LLC | Louisville, CO | - | - | - | Oct 2025 | $1.66M | ||
| Great Cove Solar II LLC | Louisville, CO | - | - | - | Oct 2025 | $3.34M | $38.52k | |
| Glen Ullin Energy Center, LLC | Duluth, MN | - | - | - | Sep 2025 | $1.41M | ||
| Great Bay Solar II, LLC | Oakville, ON | - | - | - | Sep 2025 | $1.37M | ||
| Great Valley Solar 1, LLC | Valhalla, NY | - | - | - | Oct 2025 | $4.35M | ||
| Great Valley Solar 2, LLC | Valhalla, NY | - | - | - | Oct 2025 | $2.35M | ||
| Great Valley Solar 3, LLC | Valhalla, NY | - | - | - | Oct 2025 | $667.33k | ||
| Great Western Wind Energy, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $4.21M | ||
| Gravel Pit Solar IV, LLC | New York, NY | - | - | - | Sep 2025 | $1.79M | ||
| Great American Gas & Electric, LLC | Harrison, NY | - | - | - | Sep 2025 | $589.05k | $2.50M | |
| Golden Hills North Wind, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.94M | ||
| Green Mountain Energy Company | Princeton, NJ | - | - | - | Oct 2025 | $202.88k | ||
| Golden Spread Panhandle Wind Ranch, LLC | Amarillo, TX | - | - | - | Oct 2025 | $2.34M | ||
| Grays Harbor Energy LLC | Chicago, IL | - | - | - | Sep 2025 | $43.98M | ||
| Green USA, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $1.39k | ||
| Grays Ferry Cogeneration Partnership | Boston, MA | - | - | - | Oct 2025 | $7.26M | ||
| Genon Power Midwest, LP | Houston, TX | - | - | - | Oct 2025 | $225.45k | $335.16k | |
| Garnet Wind, LLC | New York, NY | - | - | - | Oct 2025 | $324.20k | ||
| Grand Ridge Energy IV LLC | Chicago, IL | - | - | - | Oct 2025 | $210.95k | ||
| GSG 6, LLC | Oakville, ON | - | - | - | Oct 2025 | $1.45M | ||
| GSG Wind, LLC | Dallas, TX | - | - | - | Oct 2025 | $1.77M | ||
| GSP Lost Nation LLC | Bow, NH | - | - | - | Sep 2025 | $162.40k | ||
| GSP Merrimack LLC | Bow, NH | - | - | - | Sep 2025 | $2.95M | ||
| Gasna 36P, LLC | San Francisco, CA | - | - | - | Oct 2025 | $38.74k | ||
| GSP Newington LLC | Bow, NH | - | - | - | Oct 2025 | $11.80M | $1.40M | |
| GSP Schiller LLC | Bow, NH | - | - | - | Sep 2025 | $123.46k | ||
| Groton Wind, LLC | Portland, OR | - | - | - | Sep 2025 | $1.21M | ||
| GSP White Lake LLC | Bow, NH | - | - | - | Sep 2025 | $169.51k | ||
| Grand Ridge Energy LLC | Chicago, IL | - | - | - | Oct 2025 | $1.93M | ||
| Gulf Coast Solar Center II, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $1.67M | ||
| Gulf Coast Solar Center III, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $2.01M | ||
| GALT Power, Inc. | Wilmington, DE | - | - | - | Oct 2025 | $58.53M | $31.53M | |
| Guzman Energy, LLC | Denver, CO | - | - | - | Oct 2025 | $46.33M | $13.53M | |
| Guzman Western Slope LLC | Denver, CO | - | - | - | Sep 2025 | $6.42M | ||
| Grant Plains Wind, LLC | Birmingham, AL | - | - | - | Oct 2025 | $321.02k | ||
| GB II Connecticut LLC | Birmingham, AL | - | - | - | Sep 2025 | $58.67M | ||
| GRP Franklin, LLC | Carnesville, GA | - | - | - | Sep 2025 | $8.34M | ||
| GB II New Haven LLC | Birmingham, AL | - | - | - | Sep 2025 | $3.42M | ||
| GRP Madison, LLC | Colbert, GA | - | - | - | Sep 2025 | $8.27M | ||
| GRP Te Lessee, LLC | Issaquah, WA | - | - | - | Oct 2025 | $16.61M | ||
| Guadalupe Power Partners LP | |Independent Power Producer | 2 | 5.8 TWh | Mar 2026 | - | |||
| Goodyear Tire & Rubber Co | Beaumont, TX | |Industrial | 2 | 268.8 GWh | Mar 2026 | - | ||
| Green Street Power Partners | Stamford, CT | Commercial | 39 | 159.4 GWh | Dec 2024 | - | ||
| G&S Operations LLC | New York, NY | Commercial | 3 | 13.3 GWh | Dec 2024 | - | ||
| GP Big Island LLC | Commercial | 1 | 42.3 GWh | Mar 2026 | - | |||
| Galactic Wind | Verona, WI | Commercial | 1 | 23.8 GWh | Dec 2024 | - | ||
| Glaciers Edge Wind Project LLC | San Diego, CA | Commercial | - | - | - | Oct 2025 | $1.46M | |
| Glass House Camarillo Cultivation | Camarillo, CA | Commercial | 1 | 82.7 GWh | Dec 2024 | - | ||
| Gaylord Entertainment Co | Nashville, TN | Commercial | 1 | 2.8 GWh | Mar 2026 | - | ||
| Gay & Robinson Inc | Kaumakani, HI | Commercial | 1 | 45.9 GWh | Dec 2024 | - | ||
| Golden Valley ELEC Assn Inc | Fairbanks, AK | Cooperative | 8 | 1.0 TWh | Mar 2026 | - | ||
| Garkane Energy Coop, Inc | LOA, UT | Cooperative | 3 | 22.1 GWh | Dec 2024 | - | ||
| Golden Spread Electric Cooperative, Inc | Amarillo, TX | Cooperative | 5 | 6.1 TWh | Mar 2026 | Oct 2025 | $145.31M | $6.00M |
| Great River Energy | Maple Grove, MN | Cooperative | 10 | 463.9 GWh | Mar 2026 | Oct 2025 | $58.86M | $29.84M |
| GSA Metropolitan Service Center | Washington, DC | Federally-Owned Utility | 1 | 104.5 GWh | Mar 2026 | - | ||
| GWCC PV Solar Farm | Beltsville, MD | Federally-Owned Utility | 1 | 2.2 GWh | Dec 2024 | - | ||
| Great Bend Solar LLC | Independent Power Producer | 1 | 19.9 GWh | Mar 2026 | - | |||
| Greasewood II LLC | Austin, TX | Independent Power Producer | 1 | 927.2 GWh | Mar 2026 | - | ||
| Grant Wind, LLC | Charlottesville, VA | Independent Power Producer | - | - | - | Sep 2025 | $3.12M | |
| Granite Ridge Energy LLC | Londonderry, NH | Independent Power Producer | 1 | 4.0 TWh | Mar 2026 | Oct 2025 | $20.26M | |
| GR Catalyst One, LLC | Boulder, CO | Independent Power Producer | 1 | 11.7 GWh | Dec 2024 | - | ||
| Granite Shore Power | Bow, NH | Independent Power Producer | 5 | 309.2 GWh | Feb 2026 | - | ||
| Great Bay Solar I LLC | Oakville, ON | Independent Power Producer | 1 | 147.4 GWh | Mar 2026 | Sep 2025 | $2.34M | |
| Great Bay Hydro Corp | Boulder, CO | Independent Power Producer | 2 | 23.3 GWh | Dec 2024 | Oct 2017 | ||
| Gransolar Texas One, LLC | Asheville, NC | Independent Power Producer | 1 | 125.7 GWh | Mar 2026 | - | ||
| Grazing Yak Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 85.5 GWh | Mar 2026 | Sep 2025 | $781.54k | |
| Grant County Wind, LLC | Minneapolis, MN | Independent Power Producer | 1 | 60.0 GWh | Dec 2024 | - | ||
| Granite Reliable Power | Millinocket, ME | Independent Power Producer | - | - | Dec 2020 | Sep 2025 | $5.21M | |
| Grays Ferry Cogen Partnership | Philadelphia, PA | Independent Power Producer | 1 | 1.3 TWh | Dec 2024 | - | ||
| Gravel Pit Solar, LLC | New York, NY | Independent Power Producer | 1 | 176.5 GWh | Mar 2026 | - | ||
| Gray County Wind Energy LLC | Juno Beach, FL | Independent Power Producer | 1 | 289.4 GWh | Dec 2024 | Sep 2025 | $1.44M | |
| Gray Hawk Solar, LLC | New York, NY | Independent Power Producer | 1 | 148.8 GWh | Mar 2026 | Sep 2025 | $2.41M | |
| Groton Fuel Cell 1 LLC | Danbury, CT | Independent Power Producer | 1 | 33.6 GWh | Dec 2024 | - | ||
| Griffin Road Solar 2, LLC | Boston, MA | Independent Power Producer | 1 | 2.4 GWh | Dec 2024 | - | ||
| Griffin Road Solar LLC | Independent Power Producer | 1 | 3.4 GWh | Dec 2024 | - | |||
| Griffin Trail Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 777.0 GWh | Mar 2026 | - | ||
| Griffith Energy LLC | Kingman, AZ | Independent Power Producer | 1 | 4.1 TWh | Mar 2026 | Sep 2025 | $25.28M | $13.33k |
| Grimes County Solar Project, LLC | San Francisco, CA | Independent Power Producer | 1 | 102.7 GWh | Mar 2026 | - | ||
| Grissom Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 10.6 GWh | Dec 2024 | Sep 2025 | $507.31k | |
| Grizzly Mountain Ranch | Zenia, CA | Independent Power Producer | 1 | 2.8 GWh | Dec 2024 | - |
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 | Mar 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Mar 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Mar 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Mar 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Mar 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Mar 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Mar 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | Mar 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Mar 2026 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Mar 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Mar 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Mar 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Mar 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Mar 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Mar 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Mar 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Mar 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Mar 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Mar 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Mar 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Mar 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Mar 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Mar 2026 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Mar 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Mar 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Mar 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Mar 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Mar 2026 | Subbituminous Coal : 75.0% Bituminous Coal : 16.0% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Mar 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Mar 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Mar 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Mar 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Mar 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Mar 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Mar 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 16 TWh | Nov 1972 | Mar 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Mar 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Mar 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | Mar 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Mar 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Mar 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Mar 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Mar 2026 | Nuclear : 68.1% Natural Gas : 31.9% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Mar 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Mar 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Mar 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Mar 2026 | Natural Gas |