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 |
|---|---|---|---|---|---|---|---|---|
| Rattlesnake Ridge Energy Storage LLC | Hudson, CO | Independent Power Producer | 1 | -2.7 GWh | Dec 2025 | Oct 2025 | $586.09k | |
| WM Renewable Energy LLC | Houston, TX | Industrial | 65 | 2.0 TWh | May 2026 | May 2020 | ||
| WM Illinois Renewable Energy LLC | Houston, TX | Commercial | 8 | 125.7 GWh | Dec 2025 | - | ||
| Wildcat Creek Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 512.9 GWh | May 2026 | - | ||
| Whitewater Hill Wind Partners, LLC | Houston, TX | - | - | - | Oct 2025 | $330.26k | ||
| Whitehorn Solar, LLC | Houston, TX | Independent Power Producer | 1 | 94.9 GWh | May 2026 | Sep 2025 | $848.68k | |
| Wheat Field Wind Power Project LLC | Houston, TX | Independent Power Producer | 1 | 208.1 GWh | Dec 2025 | Sep 2025 | $5.64M | |
| Westlake US 2 LLC | Houston, TX | - | - | - | Oct 2025 | $13.99M | $3.58M | |
| Westlake 2 US LLC | Houston, TX | Industrial | 5 | 4.8 TWh | May 2026 | Feb 2023 | ||
| Westbrook Energy Center | Houston, TX | Independent Power Producer | 1 | 3.8 TWh | May 2026 | Oct 2025 | $3.93M | |
| Waverly Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 766.8 GWh | Dec 2025 | Sep 2025 | $4.49M | |
| Waterside Power, LLC | Houston, TX | Independent Power Producer | 1 | 2.3 GWh | Dec 2025 | Sep 2025 | $427.11k | |
| Walnut Creek Energy, LLC | Houston, TX | - | - | - | Oct 2025 | $11.86M | ||
| Vitol Inc. | Houston, TX | - | - | - | Oct 2025 | $206.95M | $10.47M | |
| Vista Energy Marketing, L.P. | Houston, TX | - | - | - | Oct 2025 | $1.44M | $1.49M | |
| Verde Energy USA Inc. | Houston, TX | - | - | - | Oct 2025 | $208.90k | ||
| Valley Sun Solar LLC | Houston, TX | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| Urban Grid Solar | Houston, TX | Independent Power Producer | 13 | 919.8 GWh | May 2026 | - | ||
| Turtle Creek Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 755.5 GWh | May 2026 | Oct 2025 | $5.46M | |
| Triple H Wind Project, LLC | Houston, TX | - | - | - | Sep 2025 | $6.79M | ||
| Trafigura Trading LLC | Houston, TX | - | - | - | Oct 2025 | $85.18M | ||
| TPC Group, LLC | Houston, TX | Industrial | 1 | 261.1 GWh | Dec 2025 | - | ||
| Total Petrochemicals USA Inc | Houston, TX | Industrial | 1 | 264.9 GWh | Dec 2025 | - | ||
| Timber Road Solar Park | Houston, TX | Independent Power Producer | 1 | 108.4 GWh | May 2026 | Sep 2025 | $1.18M | |
| Three W Solar LLC | Houston, TX | Independent Power Producer | 1 | 27.8 GWh | May 2026 | - | ||
| Three Rivers District Energy, LLC | Houston, TX | - | - | - | Oct 2025 | $262.96k | ||
| Three Peaks Power LLC | Houston, TX | Independent Power Producer | - | - | Dec 2023 | Sep 2025 | $2.83M | |
| Texas Microgrid, LLC | Houston, TX | Independent Power Producer | 32 | 19.2 GWh | Dec 2025 | - | ||
| Texas Medical Center Central | Houston, TX | Cooperative | 1 | 65.4 GWh | Dec 2025 | - | ||
| Texas City Cogeneration LLC | Houston, TX | Independent Power Producer | 1 | 1.5 TWh | May 2026 | - | ||
| Tejas Power Generation LLC | Houston, TX | Independent Power Producer | 1 | 46.7 GWh | Dec 2025 | - | ||
| Tecolote Wind LLC | Houston, TX | - | - | - | Oct 2025 | $16.60M | ||
| TC Energy | Houston, TX | Independent Power Producer | 2 | 1.2 TWh | May 2026 | Dec 2022 | ||
| TBG Cogen Partners | Houston, TX | - | - | - | Oct 2025 | $2.36M | ||
| Targa Co-Generation LLC | Houston, TX | Industrial | 1 | 83.7 GWh | Dec 2025 | - | ||
| Talen Energy Marketing, LLC | Houston, TX | - | - | - | Oct 2025 | $405.00M | $408.83M | |
| Sweeny Cogeneration LLC | Houston, TX | Industrial | 1 | 3.4 TWh | May 2026 | - | ||
| Sustaining Power Solutions LLC | Houston, TX | - | - | - | Oct 2025 | $21.86M | ||
| Susquehanna Nuclear, LLC | Houston, TX | - | - | - | Oct 2025 | $119.45M | ||
| Sunstrong Management, LLC | Houston, TX | Independent Power Producer|Investor-Owned Utility | 109 | 1.7 TWh | May 2026 | - | ||
| Sunnybrook Farm Solar, LLC | Houston, TX | Independent Power Producer | 1 | 98.6 GWh | May 2026 | Sep 2025 | $1.28M | |
| Sun Streams, LLC | Houston, TX | - | - | - | Sep 2025 | $6.23M | ||
| Summer Energy Midwest, LLC | Houston, TX | - | - | - | Oct 2025 | $4.70M | ||
| Stillwater Wind, LLC | Houston, TX | - | - | - | Sep 2025 | $1.71M | ||
| Spring Valley Wind LLC | Houston, TX | - | - | - | Sep 2025 | $8.89M | ||
| Spring Canyon Energy III LLC | Houston, TX | - | - | - | Sep 2025 | $822.66k | ||
| Spring Canyon Energy II LLC | Houston, TX | - | - | - | Sep 2025 | $877.79k | ||
| Spotlight Power LLC | Houston, TX | - | - | - | Oct 2025 | $10.00M | $8.91M | |
| Spark Energy, LLC | Houston, TX | - | - | - | Oct 2025 | $70.59k | ||
| South Point Energy Center LLC | Houston, TX | Independent Power Producer | 1 | 2.6 TWh | May 2026 | Oct 2025 | $11.22M | $0 |
| Sonoran West Solar Holdings 2, LLC | Houston, TX | - | - | - | Oct 2025 | $5.40M | ||
| Solomon Forks Wind Project, LLC | Houston, TX | - | - | - | Sep 2025 | $2.15M | ||
| Solitude Solar Russell County RD 21 Microgrid, LLC | Houston, TX | Independent Power Producer | 1 | 2.3 GWh | Dec 2025 | - | ||
| Solitude Solar New Hartford Oxford Microgrid, LLC | Houston, TX | Independent Power Producer | 1 | 268.0 MWh | Dec 2025 | - | ||
| Solar Star Prime 5, LLC | Houston, TX | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| Solar Star Coastal Pirate, LLC | Houston, TX | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Solar Roadrunner LLC | Houston, TX | - | - | - | Sep 2025 | $1.93M | ||
| Solar Borrego I LLC | Houston, TX | - | - | - | Sep 2025 | $2.60M | ||
| Solar Blythe LLC | Houston, TX | - | - | - | Sep 2025 | $1.14M | ||
| Solar Alpine LLC | Houston, TX | - | - | - | Sep 2025 | $4.08M | ||
| Sol Me Augusta 13 York Farm, LLC | Houston, TX | Independent Power Producer | 1 | 1.5 GWh | Dec 2025 | - | ||
| Sleeping Bear, LLC | Houston, TX | - | - | - | Sep 2025 | $598.66k | ||
| SL Sherman, LLC | Houston, TX | Independent Power Producer | 1 | 2.9 GWh | Dec 2025 | - | ||
| SL Sherman II, LLC | Houston, TX | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| SL Jamestown, LLC | Houston, TX | Independent Power Producer | 1 | 337.0 MWh | Dec 2025 | - | ||
| SL Jamestown II, LLC | Houston, TX | Independent Power Producer | 1 | 234.0 MWh | Dec 2025 | - | ||
| SL Fredonia, LLC | Houston, TX | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| SL Evans, LLC | Houston, TX | Independent Power Producer | 2 | 6.1 GWh | Dec 2025 | - | ||
| Sky Global Power One Pledgor, LLC | Houston, TX | Independent Power Producer | 1 | 113.2 GWh | Dec 2025 | - | ||
| Signal Hill Generating LLC | Houston, TX | Independent Power Producer | 1 | 7.2 GWh | Dec 2025 | - | ||
| Sierra Bess LLC | Houston, TX | - | - | - | Sep 2025 | $394.30 | ||
| Shell Wind Energy Inc. | Houston, TX | Independent Power Producer | 4 | 951.0 GWh | Dec 2025 | - | ||
| Shell Energy North America (US), L.P. | Houston, TX | - | - | - | Oct 2025 | $2.25B | $298.44M | |
| Sequoia 1 Solar Project | Houston, TX | Independent Power Producer | 1 | 380.9 GWh | May 2026 | - | ||
| San Juan Mesa Wind Project, LLC | Houston, TX | - | - | - | Sep 2025 | $2.56M | ||
| Salt City Solar LLC | Houston, TX | Independent Power Producer | 1 | 115.8 GWh | May 2026 | Sep 2025 | $1.42M | |
| Sagebrush Power Partners, LLC | Houston, TX | Independent Power Producer | 1 | 283.3 GWh | Dec 2025 | Sep 2025 | $7.06M | |
| RP SCG Texas Solar LLC | Houston, TX | Independent Power Producer | 1 | 1.5 GWh | Dec 2025 | - | ||
| ROTH Rock Wind Farm LLC | Houston, TX | Independent Power Producer | 2 | 135.8 GWh | May 2026 | Oct 2025 | $3.21M | |
| ROTH Rock North Wind Farm, LLC | Houston, TX | - | - | - | Oct 2025 | $591.91k | ||
| Rolling Thunder I Power Partners, LLC | Houston, TX | - | - | - | Sep 2025 | $1.41M | ||
| Riverstart Solar Park IV LLC | Houston, TX | Independent Power Producer | 1 | 147.2 GWh | May 2026 | - | ||
| Riverstart Solar Park III LLC | Houston, TX | Independent Power Producer | 1 | 235.2 GWh | May 2026 | Sep 2025 | $2.63M | |
| River Ferry Solar 1, LLC | Houston, TX | Independent Power Producer | 1 | 341.1 GWh | May 2026 | - | ||
| Rising Tree Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 262.1 GWh | Dec 2025 | Sep 2025 | $7.87M | |
| Rising Tree Wind Farm III LLC | Houston, TX | Independent Power Producer | 1 | 273.5 GWh | Dec 2025 | Sep 2025 | $8.44M | |
| Rising Tree Wind Farm II LLC | Houston, TX | Independent Power Producer | 1 | 56.2 GWh | Dec 2025 | Sep 2025 | $1.22M | |
| Richland-Stryker Generation LLC | Houston, TX | Independent Power Producer | 2 | 378.0 GWh | Dec 2025 | Oct 2025 | $10.22M | |
| Rice University | Houston, TX | Independent Power Producer | 1 | 20.3 GWh | Dec 2025 | - | ||
| Rhode Island State Energy Center, LP | Houston, TX | - | - | - | Sep 2025 | $16.10M | ||
| Respond Power, LLC | Houston, TX | - | - | - | Oct 2025 | $235.75k | ||
| Reloj Del Sol Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 630.1 GWh | May 2026 | - | ||
| Redbed Plains Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 428.0 GWh | May 2026 | Sep 2025 | $-123.77k | |
| Red Cloud Wind LLC | Houston, TX | - | - | - | Sep 2025 | $12.42M | ||
| Rail Splitter Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 300.3 GWh | Dec 2025 | Oct 2025 | $1.99M | |
| Ragsdale Solar, LLC | Houston, TX | Independent Power Producer | 1 | 262.5 GWh | May 2026 | Sep 2025 | $2.32M | |
| Quintessence, LLC | Houston, TX | - | - | - | Sep 2025 | $2.32M | $342.75k | |
| Quilt Block Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 398.6 GWh | May 2026 | Sep 2025 | $3.33M | |
| Provider Power Mass, LLC | Houston, TX | - | - | - | Sep 2025 | $36.98k | ||
| Proenergy Services | Houston, TX | Independent Power Producer | 2 | 2.7 TWh | May 2026 | - |
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 | May 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | May 2026 | Natural Gas : 97.1% Bituminous Coal : 2.9% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | May 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | May 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | May 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | May 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | May 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | May 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | May 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | May 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | May 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | May 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | May 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | May 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | May 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | May 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | May 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | May 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | May 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | May 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | May 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | May 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | May 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | May 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | May 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | May 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | May 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | May 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | May 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 | May 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | May 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | May 2026 | Lignite Coal : 99.1% Natural Gas : 0.9% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | May 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | May 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | May 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | May 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | May 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | May 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | May 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 17 TWh | Jun 1981 | May 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | May 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | May 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | May 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | May 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | May 2026 | Nuclear : 64.2% Natural Gas : 35.8% |
| Union Power Station | El Dorado, Arkansas | 12 TWh | Dec 2002 | May 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | May 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | May 2026 | Subbituminous Coal : 81.6% Natural Gas : 18.4% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | May 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | May 2026 | Natural Gas |