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 |
|---|---|---|---|---|---|---|---|---|
| Sunenergy1-Scotland Neck, LLC | Westport, CT | Independent Power Producer | 1 | 5.4 GWh | Dec 2025 | - | ||
| Sunenergy1 | Mooresville, NC | Independent Power Producer | 1 | 6.1 GWh | Dec 2025 | - | ||
| Sunedison LLC | Belmont, CA | Independent Power Producer | 14 | 3.0 TWh | May 2026 | - | ||
| SUNE WG45 Woodland LLC | New York, NY | Independent Power Producer | 1 | 465.0 MWh | Dec 2025 | - | ||
| SUNE WG113 Moreno Valley LLC | New York, NY | Independent Power Producer | 1 | 628.0 MWh | Dec 2025 | - | ||
| SUNE WF3-St Holdings, LLC | New York, NY | Independent Power Producer | 1 | 1.5 GWh | Dec 2025 | - | ||
| SUNE WF3 KHL A Holdings, LLC | New York, NY | Independent Power Producer | 1 | 1.3 GWh | Dec 2025 | - | ||
| SUNE Wasco SP Owner, LLC | Bethesda, MD | Independent Power Producer | 1 | 3.4 GWh | Dec 2025 | - | ||
| SUNE W12DG-B, LLC | New York, NY | Independent Power Producer | 1 | 2.4 GWh | Dec 2025 | - | ||
| SUNE U6 Holdings LLC | New York, NY | Independent Power Producer | 3 | 4.0 GWh | Dec 2025 | - | ||
| SUNE SPS5, LLC | Boston, MA | Independent Power Producer | 1 | 21.9 GWh | Dec 2025 | - | ||
| SUNE SPS4, LLC | Boston, MA | Independent Power Producer | 1 | 23.1 GWh | Dec 2025 | - | ||
| SUNE SPS3, LLC | Boston, MA | Independent Power Producer | 1 | 24.0 GWh | Dec 2025 | - | ||
| SUNE SPS2, LLC | Boston, MA | Independent Power Producer | 1 | 23.0 GWh | Dec 2025 | - | ||
| SUNE SPS1, LLC | Boston, MA | Independent Power Producer | 1 | 23.7 GWh | Dec 2025 | - | ||
| SUNE Solar Xvii Project 3, LLC | Bethesda, MD | Independent Power Producer | 1 | 7.8 GWh | Dec 2025 | - | ||
| SUNE Solar Xvii Project 2, LLC | Bethesda, MD | Independent Power Producer | 1 | 7.0 GWh | Dec 2025 | - | ||
| SUNE Solar Xvii Project 1, LLC | Bethesda, MD | Independent Power Producer | 1 | 7.6 GWh | Dec 2025 | - | ||
| SUNE Solar XVI Lessor, LLC | Bethesda, MD | Independent Power Producer | 1 | 946.0 MWh | Dec 2025 | - | ||
| SUNE Solano SP Owner, LLC | Bethesda, MD | Independent Power Producer | 1 | 2.4 GWh | Dec 2025 | - | ||
| SUNE SEM 1, LLC | Beltsville, MD | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| SUNE P11L Holdings, LLC | Philadelphia, PA | Commercial | 1 | 7.6 GWh | Dec 2025 | - | ||
| SUNE NLB-2, LLC | New York, NY | Independent Power Producer | 1 | 1.2 GWh | Dec 2025 | - | ||
| SUNE NC Progress 1 LLC | New York, NY | Independent Power Producer | 1 | 793.0 MWh | Dec 2025 | - | ||
| SUNE M5C Holdings LLC | New York, NY | Independent Power Producer | 1 | 988.0 MWh | Dec 2025 | - | ||
| SUNE M5 Holdings LLC | New York, NY | Independent Power Producer | 2 | 1.8 GWh | Dec 2025 | - | ||
| SUNE GIL1, LLC | Baltimore, MD | Independent Power Producer | 1 | 1.8 GWh | Dec 2025 | - | ||
| SUNE EPE2, LLC | Cincinnati, OH | Independent Power Producer | 1 | 28.4 GWh | Dec 2025 | - | ||
| SUNE EPE1 LLC | Boston, MA | Independent Power Producer | 1 | 28.0 GWh | Dec 2025 | - | ||
| SUNE DB42, LLC | Boston, MA | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| SUNE DB27, LLC | Bethesda, MD | Independent Power Producer | 1 | 2.6 GWh | Dec 2025 | - | ||
| SUNE DB24 LLC | Bethesda, MD | Independent Power Producer | 1 | 7.3 GWh | Dec 2025 | - | ||
| SUNE CPS3 LLC | Belmont, CA | Investor-Owned Utility | - | 7.6 GWh | Dec 2024 | - | ||
| SUNE CPS2 LLC | New York, NY | Investor-Owned Utility | - | 7.4 GWh | Dec 2024 | - | ||
| SUNE CPS1 LLC | New York, NY | Investor-Owned Utility | - | 5.1 GWh | Dec 2024 | - | ||
| SUNE CPA CDC2 LLC | New York, NY | Independent Power Producer | 1 | 1.5 GWh | Dec 2025 | - | ||
| SUNE CPA CDC1 LLC | New York, NY | Independent Power Producer | 1 | 553.0 MWh | Dec 2025 | - | ||
| SUNE Corcoran SP Owner, LLC | Bethesda, MD | Independent Power Producer | 1 | 7.6 GWh | Dec 2025 | - | ||
| SUNE Beacon Site 5, LLC | Palm Beach Gardens, FL | Independent Power Producer | 1 | 95.5 GWh | May 2026 | Jun 2025 | $1.80M | |
| SUNE Beacon Site 2, LLC | Palm Beach Gardens, FL | Independent Power Producer | 1 | 120.6 GWh | May 2026 | Jun 2025 | $2.22M | |
| SUNE B9 Holdings, LLC | Lexington, NC | Independent Power Producer | 3 | 14.4 GWh | Dec 2025 | - | ||
| SUNE AZ2, LLC | Cincinnati, OH | Independent Power Producer | 1 | 35.8 GWh | Dec 2025 | - | ||
| SUNE AZ1, LLC | Prescott, AZ | Independent Power Producer | 1 | 24.4 GWh | Dec 2025 | - | ||
| SUNE Alamosa1 LLC | Beltsville, MD | Independent Power Producer | 1 | 13.6 GWh | Dec 2025 | - | ||
| Suncoke Energy, Inc. | Knoxville, TN | Commercial | 3 | 677.7 GWh | Dec 2025 | - | ||
| Suncaster, LLC | Calgary, AB | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| Sunbury Generation LP | Shamokin Dam, PA | Independent Power Producer | 1 | 1.4 GWh | Dec 2025 | Oct 2025 | $536.49k | |
| Sun Valley Solar LLC | Abbott, TX | Independent Power Producer | 1 | 621.0 GWh | May 2026 | - | ||
| Sun Streams PVS, LLC | Boston, MA | Independent Power Producer | 1 | 476.0 GWh | May 2026 | Sep 2025 | $10.77M | |
| Sun Streams, LLC | Houston, TX | - | - | - | Sep 2025 | $6.23M | ||
| Sun Streams Expansion, LLC | Boston, MA | Independent Power Producer | 1 | 814.4 GWh | May 2026 | Sep 2025 | $18.72M | |
| Sun Streams 2, LLC | Boston, MA | Independent Power Producer | 1 | 348.6 GWh | May 2026 | Jun 2025 | $1.57M | |
| Sun Pond, LLC | Boston, MA | Independent Power Producer | 1 | 47.2 GWh | May 2026 | - | ||
| Sun Mountain Solar 1, LLC | San Francisco, CA | - | - | - | Oct 2025 | $3.11M | ||
| Sun Farm VIII, LLC | Asheville, NC | Independent Power Producer | - | 8.1 GWh | Dec 2024 | - | ||
| Sun E N7 Holdings LLC | Overland Park, KS | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| Sun City Project LLC | San Diego, CA | - | - | - | Sep 2025 | $2.55M | ||
| Summit Water Nexus, Mount Holly, LLC | San Diego, CA | Independent Power Producer | 1 | 1.3 GWh | Dec 2024 | - | ||
| Summit Farms Solar, LLC | Richmond, VA | - | - | - | Jul 2025 | $1.56M | ||
| Summer Solar LLC | Louisville, CO | - | - | - | Sep 2025 | $1.22M | ||
| Summer Energy Midwest, LLC | Houston, TX | - | - | - | Oct 2025 | $4.70M | ||
| Sullivan B Community Solar LLC | Safety Harbor, FL | Independent Power Producer | 1 | 4.0 GWh | Dec 2025 | - | ||
| Sugar Solar, LLC | Asheville, NC | Independent Power Producer | - | 110.3 GWh | Dec 2024 | Sep 2025 | $1.19M | |
| Sugar Run Solar, LLC | Westport, CT | Independent Power Producer | 1 | 8.8 GWh | Dec 2025 | - | ||
| Sugar River Power LLC | Keene, NH | Independent Power Producer | 1 | 3.6 GWh | Dec 2025 | - | ||
| Sugar Hill Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 8.2 GWh | Dec 2025 | - | ||
| Sugar Creek Wind One LLC | Charlottesville, VA | Independent Power Producer | 1 | 613.2 GWh | May 2026 | Oct 2025 | $3.88M | |
| Stuttgart Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 162.7 GWh | May 2026 | Sep 2025 | $2.27M | |
| Sturgeon Garden LLC | Minneapolis, MN | Independent Power Producer | 1 | 2.2 GWh | Dec 2025 | - | ||
| Studenski Community Solar LLC | Schenectady, NY | Independent Power Producer | 1 | 1.6 GWh | Dec 2025 | - | ||
| Stryker 22, L.L.C. | Reno, NV | Independent Power Producer | 1 | -4.7 GWh | May 2026 | Oct 2025 | $1.78M | |
| Streator-Cayuga Ridge Wind Power LLC | Portland, OR | - | - | - | Sep 2025 | $4.53M | ||
| Stream Energy Pennsylvania, LLC | Princeton, NJ | - | - | - | Oct 2025 | $2.47M | ||
| Stream Energy New York, LLC | Princeton, NJ | - | - | - | Sep 2025 | $3.08k | ||
| Strawberry Water Users Assn | Payson, UT | Investor-Owned Utility | 2 | 15.3 GWh | Dec 2024 | - | ||
| Strauss Wind LLC | Carlsbad, CA | Independent Power Producer | 1 | 224.6 GWh | May 2026 | Oct 2025 | $1.92M | |
| Stratford Solar Center, LLC | Asheville, NC | Independent Power Producer | 1 | 33.4 GWh | Dec 2025 | - | ||
| Strata Manager, LLC | Durham, NC | Independent Power Producer | 162 | 1.3 TWh | May 2026 | - | ||
| Strandness Garden LLC | Starbuck, MN | Independent Power Producer | 1 | 1.6 GWh | Dec 2025 | - | ||
| Straight Garden LLC | Faribault, MN | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| STP Nuclear Operating Co | Wadsworth, TX | Municipally-Owned Utility | 1 | 22.5 TWh | May 2026 | - | ||
| Storm Lake Power Partners II, LLC | Duluth, MN | - | - | - | Oct 2025 | $182.63k | ||
| Storm Lake Power Partners I LLC | Duluth, MN | - | - | - | Jun 2025 | $282.67k | ||
| Storey Energy Center, LLC | Juno Beach, FL | Independent Power Producer | 1 | 332.9 GWh | May 2026 | Sep 2025 | $4.06M | |
| Storey Bend Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 201.0 GWh | May 2026 | Sep 2025 | $1.88M | |
| Stored Solar, LLC | New York, NY | - | - | - | Jun 2025 | $288.16k | ||
| Stored Solar J&We | West Enfield, ME | Independent Power Producer | 2 | 53.5 GWh | Jan 2026 | Mar 2023 | ||
| Stony Creek Wind Farm Ny | Chicago, IL | Independent Power Producer | - | - | Dec 2016 | Jul 2025 | $3.95M | |
| Stony Creek Energy LLC | Chicago, IL | - | - | - | Oct 2025 | $3.50M | ||
| Stoneray Power Partners, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $2.04M | ||
| Stoneheart Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Stillwater Wind, LLC | Houston, TX | - | - | - | Sep 2025 | $1.71M | ||
| Stillwater Utilities Authority | Stillwater, OK | Municipally-Owned Utility | 3 | 118.5 GWh | Dec 2025 | Sep 2025 | $6.92M | |
| Stillhouse Solar LLC | Miami, FL | Independent Power Producer | 1 | 197.5 GWh | May 2026 | - | ||
| Still Water Power LLC | Hanford, CA | Independent Power Producer | 1 | 1.5 GWh | Dec 2025 | - | ||
| Stikeleather Farm, LLC | Boston, MA | Independent Power Producer | 1 | 9.4 GWh | Dec 2025 | - | ||
| Stetson Holdings, LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $1.97M | |
| Sterling Power Partners LP | Sherrill, NY | Independent Power Producer | 1 | 22.7 GWh | Dec 2025 | Jun 2025 | $855.42k | |
| Stephentown Spindle, LLC | Tyngsboro, MA | - | - | - | Oct 2025 | $264.26k | ||
| Stephens Ranch Wind Energy LLC | Commercial | 1 | 936.9 GWh | 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 |