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 |
|---|---|---|---|---|---|---|---|---|
| MMA Fresno Power LP | Fresno, CA | Independent Power Producer | 1 | 1.5 GWh | Dec 2024 | - | ||
| MMA DAS Power | Denver, CO | Independent Power Producer | 1 | 1.6 GWh | Dec 2024 | - | ||
| MM West Covina Energy LLC | Lockport, NY | Independent Power Producer | 1 | 34.7 GWh | Dec 2024 | Mar 2023 | ||
| MM Tulare Energy LLC | Visalia, CA | Independent Power Producer | 1 | 10.4 GWh | Dec 2023 | - | ||
| MM Taunton Energy LLC | Lockport, NY | Independent Power Producer | 1 | 6.5 GWh | Dec 2024 | - | ||
| MM San Diego Energy-Miramar | Lockport, NY | Independent Power Producer | 1 | 49.4 GWh | Dec 2024 | - | ||
| MM Prince William Energy LLC | Independent Power Producer | 1 | 47.0 GWh | Dec 2023 | - | |||
| MM Lopez Energy LLC | Lockport, NY | Independent Power Producer | 1 | 27.9 GWh | Dec 2024 | - | ||
| MM Albany Energy LLC | Lockport, NY | Independent Power Producer | 1 | 11.0 GWh | Dec 2024 | - | ||
| Mitsui & Co. Energy Marketing And Services (USA), Inc | Houston, TX | - | - | - | Sep 2025 | $917.46k | $264.82k | |
| Mitsui Bussan Commodities, Ltd. | New York, NY | - | - | - | Sep 2025 | $13.34M | ||
| Missouri Joint Municipal Electric Utility Commission | Columbia, MO | - | - | - | Oct 2025 | $46.71M | $10.83M | |
| Missouri JNT MUNI.PWR ELEC. Ut. COMM. | Columbia, MO | Political Subdivision | 14 | 169.3 GWh | Feb 2026 | - | ||
| Missouri Basin MUNI Power AGNY | Sioux Falls, SD | Political Subdivision | 1 | 5.5 GWh | Dec 2024 | Oct 2025 | $4.93M | |
| Mississippi Power Co | Gulfport, MS | Investor-Owned Utility | 8 | 18.6 TWh | Feb 2026 | Sep 2025 | $65.80M | $4.58M |
| Missisquoi, LLC | East Brunswick, NJ | - | - | - | Sep 2025 | $1.45M | ||
| Misenheimer Solar LLC | Houston, TX | Independent Power Producer | 1 | 166.9 GWh | Feb 2026 | Sep 2025 | $3.06M | |
| Misae Lessee LLC | New York, NY | Independent Power Producer | 1 | 426.2 GWh | Feb 2026 | - | ||
| Mirabito Power & Gas, LLC | Binghamton, NY | - | - | - | Oct 2025 | $134.11k | $356.39k | |
| Minonk Wind, LLC | Oakville, ON | - | - | - | Oct 2025 | $3.68M | ||
| Minonk Stewardship Wind LLC | Chicago, IL | Independent Power Producer | 1 | 333.7 GWh | Feb 2026 | Oct 2025 | $1.90M | |
| Minnkota Power Coop, Inc | Grand Forks, ND | Cooperative | 3 | 4.1 TWh | Feb 2026 | Oct 2025 | $19.00M | $33.38M |
| Minnie Solar LLC | Menlo Park, CA | Independent Power Producer | 1 | 5.6 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 9, LLC | Toronto | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 8, LLC | Toronto | Independent Power Producer | 1 | 5.1 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 4, LLC | Toronto | Independent Power Producer | 1 | 5.3 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 21, LLC | Toronto | Independent Power Producer | 1 | 4.0 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 19, LLC | Toronto | Independent Power Producer | 1 | 8.7 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 1, LLC | Toronto | Independent Power Producer | 1 | 5.4 GWh | Dec 2024 | - | ||
| Minnesota Municipal Power AGNY | Minneapolis, MN | Political Subdivision | 4 | 1.4 TWh | Dec 2024 | Oct 2025 | $7.62M | |
| Minndakota Wind LLC | Portland, OR | - | - | - | Sep 2025 | $1.77M | ||
| Mink Creek Hydro Entity | Preston, ID | Independent Power Producer | 1 | 11.5 GWh | Dec 2024 | - | ||
| Minisink Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| Minisink Solar 1 LLC | San Francisco, CA | Independent Power Producer | 1 | 3.8 GWh | Dec 2024 | - | ||
| Minco Wind IV, LLC | Juno Beach, FL | Independent Power Producer | 1 | 576.8 GWh | Feb 2026 | Sep 2025 | $1.67M | |
| Minco Wind I, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $3.81M | ||
| Minco Wind Energy III, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.53M | ||
| Minco Wind Energy II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.47M | ||
| Minco II Energy Storage LLC | Juno Beach, FL | Independent Power Producer | 1 | -11.0 GWh | Feb 2026 | Sep 2025 | $2.17M | |
| Milwaukee Metro Sewerage DIST | Milwaukee, WI | Municipally-Owned Utility | 2 | 89.8 GWh | Feb 2026 | - | ||
| MILO Wind Project, LLC | Montreal, QC | - | - | - | Sep 2025 | $756.86k | ||
| MILO Solar LLC | Menlo Park, CA | Independent Power Producer | 1 | 5.8 GWh | Dec 2024 | - | ||
| MILO CSG, LLC | Boston, MA | Independent Power Producer | 1 | 7.1 GWh | Dec 2024 | - | ||
| Millis Ma 1 LLC | Millis, MA | Independent Power Producer | 1 | 1.6 GWh | Dec 2024 | - | ||
| Milligan 1 Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 1.1 TWh | Feb 2026 | Oct 2025 | $6.42M | |
| Millican Solar Energy LLC | Chicago, IL | - | - | - | Oct 2025 | $1.11M | ||
| Millers Chapel Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 10.4 GWh | Dec 2024 | - | ||
| Millennium Power Company, LLC | Darien, CT | Independent Power Producer | 1 | 1.0 TWh | Feb 2026 | Sep 2025 | $10.39M | |
| Millbury Ma #1092 LLC | Millbury, MA | Independent Power Producer | 1 | 1.7 GWh | Dec 2024 | - | ||
| Mill Run Windpower LLC | Birmingham, AL | - | - | - | Oct 2025 | $147.06k | ||
| Mililani I Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 64.9 GWh | Feb 2026 | - | ||
| Milford Wind Corridor Stage II LLC | Boston, MA | Independent Power Producer | 1 | 212.6 GWh | Feb 2026 | - | ||
| Milford Wind Corridor Phase II, LLC | Boston, MA | - | - | - | Sep 2025 | $2.05M | $18.54k | |
| Milford Wind Corridor Phase I, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 432.1 GWh | Feb 2026 | - | ||
| Milford Wind Corridor Phase I LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $2.44M | $34.09k |
| Milford Solar LLC | Oakland, CA | Independent Power Producer | 1 | 19.4 GWh | Feb 2026 | - | ||
| Milford Solar I, LLC | New York, NY | - | - | - | Sep 2025 | $2.24B | ||
| Milford Solar 1, LLC | New York, NY | Independent Power Producer | 1 | 275.6 GWh | Feb 2026 | - | ||
| Milford Power LLC | Milford, CT | Independent Power Producer | 2 | 3.8 TWh | Feb 2026 | Sep 2025 | $48.82M | |
| Milford Pepes Farm Road Solar LLC | Schenectady, NY | Independent Power Producer | 1 | 2.5 GWh | Dec 2024 | - | ||
| Milan Energy LLC | Omaha, NE | Independent Power Producer | 1 | 42.8 GWh | Dec 2024 | Oct 2025 | $1.04M | |
| Milagro Solar I, LLC | Santa Teresa, NM | Independent Power Producer | 1 | 178.5 GWh | Feb 2026 | Oct 2025 | $1.79M | |
| Mike Woolf Farming | Fresno, CA | Commercial | 1 | 2.0 GWh | Dec 2024 | - | ||
| Midwest Power Partners LLC | Ruthton, MN | Independent Power Producer | 8 | 53.1 GWh | Dec 2024 | - | ||
| Midwest Generations Eme LLC | Chicago, IL | Independent Power Producer | 13 | 2.2 TWh | Feb 2026 | Oct 2025 | $44.96M | $363.42k |
| Midwest Energy Inc - (KS) | Hays, KS | Cooperative | 6 | 104.1 GWh | Feb 2026 | Sep 2025 | $9.94M | |
| Midway Wind, LLC | Dallas, TX | Independent Power Producer | 1 | 438.8 GWh | Feb 2026 | - | ||
| Midway-Sunset Cogeneration Co | Fellows, CA | Independent Power Producer | 1 | 42.7 GWh | Jan 2026 | Sep 2025 | $99.78k | |
| Midway Peaking LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2013 | Oct 2025 | $3.24M | |
| Midway Green Solar, LLC | New York, NY | Independent Power Producer | 1 | 21.8 GWh | Dec 2024 | - | ||
| Midlothian Energy LLC | Independent Power Producer | 1 | 7.2 TWh | Feb 2026 | - | |||
| Midlands Solar LLC | Austin, TX | - | - | - | Sep 2025 | $741.06k | ||
| Midlands Lessee LLC | Austin, TX | - | - | - | Sep 2025 | $1.56M | $741.06k | |
| Midland Wind, LLC | Portland, OR | - | - | - | Sep 2025 | $2.50M | ||
| Midland Cogeneration Venture | Midland, MI | Independent Power Producer | 1 | 10.5 TWh | Feb 2026 | Oct 2025 | $202.10M | $504.75k |
| Middletown Power LLC | Middletown, CT | Independent Power Producer | 1 | 31.7 GWh | Dec 2024 | Sep 2025 | $3.06M | |
| Middletown Ny 1, LLC | Louisville, CO | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| Middletown Coke Company, LLC | Lisle, IL | - | - | - | Oct 2025 | $4.29M | ||
| Middleton Biogas Solar, LLC | Chanhassen, MN | Independent Power Producer | 1 | 1.9 GWh | Dec 2024 | - | ||
| Middlesex County Utilities Authority | Sayerville, NJ | Municipally-Owned Utility | 1 | 114.8 GWh | Feb 2026 | - | ||
| Middlebury College Biomass | Middlebury, VT | Commercial | 1 | 2.1 GWh | Feb 2026 | - | ||
| Middle Tennessee State University | Murfreesboro, TN | Commercial | 1 | 37.5 GWh | Feb 2026 | - | ||
| Middle River Power II, LLC | Chicago, IL | Independent Power Producer | 2 | 483.9 GWh | Dec 2024 | - | ||
| Middle Fork Irrigation DIST | Parkdale, OR | Municipally-Owned Utility | 1 | 22.1 GWh | Dec 2024 | - | ||
| Midcontinent Solar, LLC | New York, NY | Independent Power Producer | 1 | 37.6 GWh | Dec 2024 | - | ||
| Midamerican Energy Co | Urbandale, IA | Investor-Owned Utility | 62 | 42.6 TWh | Feb 2026 | Oct 2025 | $297.24M | $13.35M |
| Microsoft Energy LLC | Redmond, WA | - | - | - | Oct 2025 | $1.20M | $20.97M | |
| Michigan Wind 2, LLC | Baltimore, MD | Independent Power Producer | 1 | 351.6 GWh | Dec 2024 | Oct 2025 | $2.50M | |
| Michigan Wind 1, LLC | Baltimore, MD | Independent Power Producer | 1 | 169.4 GWh | Dec 2024 | Oct 2025 | $1.69M | |
| Michigan Sugar Company | Sebewaing, MI | Industrial | 2 | 678.5 MWh | Feb 2026 | - | ||
| Michigan State University | East Lansing, MI | State-Owned Utility | 1 | 272.7 GWh | Feb 2026 | - | ||
| Michigan Public Power Agency | Lansing, MI | Political Subdivision | 1 | 50.2 GWh | Dec 2024 | Oct 2025 | $22.86M | |
| Michigan Power Limited Partnership | Ludington, MI | Independent Power Producer | 1 | 1.2 TWh | Dec 2024 | - | ||
| Michelangelo Wind 4 LLC | Irvington, NY | Independent Power Producer | 1 | 11.2 GWh | Dec 2024 | - | ||
| Michelangelo Wind 3 LLC | Irvington, NY | Independent Power Producer | 1 | 9.6 GWh | Dec 2024 | - | ||
| Michelangelo Wind 1 LLC | Irvington, NY | Independent Power Producer | 1 | 8.0 GWh | Dec 2024 | - | ||
| Miami Fort Power Company LLC | Irving, TX | - | - | - | Oct 2025 | $67.58M | ||
| Miami DADE Water & Sewer Dept | Miami, FL | Municipally-Owned Utility | 2 | 22.7 GWh | Feb 2026 | - | ||
| MFT Energy US Power LLC | Washington, DC | - | - | - | Sep 2025 | $8.15M | ||
| MF Mesa Lane LLC | Independent Power Producer | 1 | 3.5 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 | Feb 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Feb 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Feb 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Feb 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Feb 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Feb 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Feb 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Feb 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Feb 2026 | Nuclear |
| Catawba | York, South Carolina | 20 TWh | May 1985 | Feb 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Feb 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Feb 2026 | Natural Gas : 71.2% Bituminous Coal : 28.6% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Feb 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 17 TWh | Jul 1975 | Feb 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Feb 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Feb 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Feb 2026 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Feb 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Feb 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Feb 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Feb 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Feb 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Feb 2026 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Feb 2026 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Feb 2026 | Subbituminous Coal |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Feb 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Feb 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Feb 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Feb 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Feb 2026 | Subbituminous Coal : 74.7% Bituminous Coal : 16.2% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Feb 2026 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Feb 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Feb 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Feb 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Feb 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Feb 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Feb 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Feb 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Feb 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Feb 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Feb 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Feb 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Feb 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Feb 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Feb 2026 | Nuclear : 67.9% Natural Gas : 32.1% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Feb 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Feb 2026 | Subbituminous Coal : 83.0% Natural Gas : 17.0% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Feb 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Feb 2026 | Natural Gas : 99.9% |