Energy companies
This page indexes 210 energy companies across the United States, organized from public data. Use the state breakdown to find energy firms near you. Figures for public companies are sourced from SEC filings and dated.
By state
Alabama (11)Arizona (7)Arkansas (5)California (18)Colorado (8)Connecticut (4)Florida (6)Georgia (4)Hawaii (3)Idaho (2)Illinois (3)Indiana (4)Kansas (3)Kentucky (5)Massachusetts (3)Michigan (3)Minnesota (5)Mississippi (2)Missouri (7)New Jersey (2)New York (6)North Carolina (6)North Dakota (4)Ohio (4)Oklahoma (6)Oregon (7)Pennsylvania (6)South Dakota (2)Tennessee (3)Texas (33)Utah (6)Virginia (3)Washington (4)Wisconsin (6)Wyoming (3)
All energy companies
| Company | State | Industry | Type | Ticker | Revenue (dated) |
|---|---|---|---|---|---|
| 3M | Minnesota | Energy, Consumer Goods | public | MMM | $25B (FY 2025) |
| Advanced Micro Devices | California | Technology, Energy | public | AMD | $35B (FY 2025) |
| Alliant Energy | Wisconsin | Energy | public | LNT | $4.4B (FY 2025) |
| Ameren | Missouri | Energy | public | AEE | $8.8B (FY 2025) |
| American Electric Power | Ohio | Energy | public | AEP | $22B (FY 2025) |
| Atmos Energy | Texas | Energy | public | ATO | $4.7B (FY 2025) |
| Avista | Washington | Energy | public | AVA | $2.0B (FY 2025) |
| Avnet | Arizona | Technology, Manufacturing, Energy | public | AVT | $22B (FY 2025) |
| Baker Hughes, Inc. | Oklahoma | Energy | public | BKR | $28B (FY 2025) |
| CenterPoint Energy | Texas | Energy | public | CNP | $9.3B (FY 2025) |
| Chevron Corporation | California | Energy | public | CVX | $184B (FY 2025) |
| Coeur Mining | Idaho | Energy | public | CDE | $2.1B (FY 2025) |
| ConocoPhillips | Texas | Energy | public | COP | $52B (FY 2025) |
| Consolidated Edison | New York | Energy | public | ED | $17B (FY 2025) |
| Dominion Energy | Virginia | Energy | public | D | $17B (FY 2025) |
| DTE Energy | Michigan | Energy | public | DTE | $13B (FY 2017) |
| Duke Energy | North Carolina | Energy | public | DUK | $20B (FY 2012) |
| EOG Resources | Texas | Energy | public | EOG | $23B (FY 2025) |
| Evergy | Kansas | Energy | public | EVRG | $5.7B (FY 2025) |
| Eversource Energy | Connecticut | Energy | public | ES | $14B (FY 2025) |
| Exelon | Illinois | Energy | public | EXC | $24B (FY 2025) |
| Expand Energy | Oklahoma | Energy | public | EXE | $12B (FY 2025) |
| FirstEnergy | Ohio | Energy | public | FE | $11B (FY 2021) |
| Freeport-McMoRan | Arizona | Manufacturing, Energy | public | FCX | $25B (FY 2025) |
| General Electric | Connecticut | Finance, Energy, Transportation | public | GE | $9.9B (FY 2024) |
| Global Partners | Massachusetts | Energy | public | GLP | $8.7B (FY 2025) |
| GoPro | California | Energy | public | GPRO | $652M (FY 2025) |
| Halliburton | Texas | Energy | public | HAL | $18B (FY 2010) |
| Intel | California | Technology, Energy | public | INTC | $53B (FY 2025) |
| Krispy Kreme | North Carolina | Energy | subsidiary | DNUT | $1.5B (FY 2025) |
| Marathon Petroleum Company | Ohio | Energy | public | MPC | $133B (FY 2025) |
| Murphy Oil | Arkansas | Energy | public | MUR | $2.7B (FY 2025) |
| Murphy USA | Arkansas | Energy | public | MUSA | $22B (FY 2023) |
| NextEra Energy | Florida | Energy | public | NEE | $14B (FY 2012) |
| NorthWestern Energy | South Dakota | Energy | public | NWE | $1.6B (FY 2025) |
| NOV Inc. | Texas | Energy | public | NOV | $8.7B (FY 2025) |
| NRG Energy | Texas | Energy | public | NRG | $30B (FY 2025) |
| Parsons Corporation | California | Technology, Energy, Real Estate, Transportation | public | PSN | $6.4B (FY 2025) |
| Peabody Energy | Missouri | Energy | public | BTU | $3.9B (FY 2025) |
| Phillips 66 | Texas | Energy | public | PSX | $132B (FY 2025) |
| Pinnacle West Capital | Arizona | Energy | public | PNW | $5.3B (FY 2025) |
| PPL | Pennsylvania | Energy | public | PPL | $9.2B (FY 2025) |
| Quanta Services | Texas | Energy | public | PWR | $28B (FY 2025) |
| SandRidge Energy | Oklahoma | Energy | public | SD | $156M (FY 2025) |
| Southern Company | Georgia | Energy | public | SO | $30B (FY 2025) |
| Stanley Black & Decker | Connecticut | Energy | public | SWK | $15B (FY 2026) |
| Tennessee Valley Authority | Tennessee | Energy | public | TVE | $12B (FY 2023) |
| Tesla, Inc. | California | Energy, Transportation | public | TSLA | $95B (FY 2025) |
| The Cheesecake Factory | California | Energy | public | CAKE | $3.8B (FY 2025) |
| Vulcan Materials Company | Alabama | Manufacturing, Energy | public | VMC | $7.9B (FY 2025) |
| Xcel Energy | Minnesota | Energy | public | XEL | $12B (FY 2018) |
| Antero Resources | Colorado | Energy | public | AR | $5.3B (FY 2025) |
| Brinker International | Texas | Energy, Media, Food and Beverage | public | EAT | $5.4B (FY 2025) |
| Diamondback Energy | Texas | Energy | public | FANG | $9.6B (FY 2022) |
| Donaldson Company | Minnesota | Manufacturing, Energy | public | DCI | $2.8B (FY 2019) |
| Edison International | California | Energy | public | EIX | $19B (FY 2025) |
| Emerson Electric | Missouri | Energy | public | EMR | $18B (FY 2025) |
| First Solar | Arizona | Manufacturing, Energy | public | FSLR | $5.2B (FY 2025) |
| Kinder Morgan | Texas | Energy | public | KMI | $15B (FY 2025) |
| Martin Marietta Materials | North Carolina | Energy | public | MLM | $6.2B (FY 2025) |
| NiSource | Indiana | Energy | public | NI | $6.5B (FY 2025) |
| NuScale Power | Oregon | Energy | subsidiary | SMR | $31M (FY 2025) |
| Plains All American Pipeline | Texas | Energy | public | PAA | $44B (FY 2025) |
| Sunoco | Pennsylvania | Manufacturing, Energy | public | SUN | $25B (FY 2025) |
| Texas Roadhouse | Kentucky | Energy | public | TXRH | $5.9B (FY 2025) |
| Airgas | Pennsylvania | Manufacturing, Energy | subsidiary | — | — |
| Alabama Power | Alabama | Energy | subsidiary | — | — |
| APA Corporation | Texas | Energy | public | APA | — |
| Arizona Public Service | Arizona | Energy | public | — | — |
| Cameron International | Texas | Energy | public | — | — |
| Consumers Energy | Michigan | Energy | subsidiary | CMS-PB | — |
| Continental Resources | Oklahoma | Energy | public | — | — |
| Cracker Barrel | Tennessee | Energy | public | — | — |
| Dave & Buster's | Texas | Energy, Media, Food and Beverage | public | — | — |
| Denny's | South Carolina | Energy | public | — | — |
| Devon Energy | Oklahoma | Energy | public | — | — |
| Dunkin' Brands | Massachusetts | Energy | public | — | — |
| Emerson Network Power | California | Manufacturing, Energy | public | — | — |
| Enterprise Products | Texas | Energy | public | — | — |
| ExxonMobil | Texas | Energy | public | — | — |
| General Cable | Kentucky | Technology, Manufacturing, Energy | subsidiary | — | — |
| Hecla Mining | Idaho | Energy | public | — | — |
| Hess Corporation | New York | Manufacturing, Energy | public | — | — |
| Hitachi Capital America Corp. | Connecticut | Technology, Energy | public | — | — |
| Hitachi, Ltd. | Oklahoma | Technology, Energy | public | HTHIY | — |
| Lucid Motors | California | Energy, Transportation | public | — | — |
| Marathon Oil | Texas | Energy | public | — | — |
| Mississippi Power | Mississippi | Energy | subsidiary | — | — |
| Newmont Mining Corporation | Colorado | Energy | public | — | — |
| Noble Energy | Texas | Energy | subsidiary | — | — |
| NV Energy | Nevada | Energy | subsidiary | — | — |
| Occidental Petroleum | California | Energy | public | — | — |
| Portland General Electric | Oregon | Energy | public | — | — |
| Public Service Company of Colorado | Colorado | Energy | public | — | — |
| Public Service Electric and Gas Company | New Jersey | Energy | public | — | — |
| Schlumberger Ltd. | New York | Energy | public | — | — |
| Sempra Energy | California | Energy | public | — | — |
| Southern Company Gas | Georgia | Energy | public | — | — |
| UGI Corporation | Pennsylvania | Energy | public | — | — |
| Valero Energy | Texas | Energy | public | — | — |
| Vivint Solar | Utah | Energy | public | — | — |
| Arch Resources | Missouri | Energy | public | — | — |
| Black Hills Corporation | South Dakota | Energy | public | — | — |
| Boart Longyear | Utah | Energy | public | — | — |
| Bucyrus-Erie | Wisconsin | Energy | public | — | — |
| Cloud Peak Energy | Wyoming | Manufacturing, Energy | public | — | — |
| DCP Midstream Partners, LP | Colorado | Energy | public | — | — |
| Energen | Alabama | Energy | public | — | — |
| Energy Transfer Partners | Texas | Energy | public | — | — |
| Entergy | Louisiana | Energy | public | — | — |
| Equitable Resources | Pennsylvania | Energy | public | — | — |
| General Maritime Corporation | New York | Energy, Transportation | public | — | — |
| Great Plains Energy | Missouri | Energy | public | — | — |
| Gulf Power Company | Florida | Energy | subsidiary | — | — |
| International Coal Group | West Virginia | Energy | public | — | — |
| Massey Energy | Virginia | Energy | public | — | — |
| NSTAR | Massachusetts | Energy | public | — | — |
| Permian Basin Royalty Trust | Texas | Finance, Energy | public | PBT | — |
| Progress Energy Inc | North Carolina | Energy | public | — | — |
| TECO Energy | Florida | Energy | public | — | — |
| TransMontaigne | Colorado | Energy | public | — | — |
| Vectren | Indiana | Energy | public | — | — |
| Walter Energy | Alabama | Manufacturing, Energy | public | — | — |
| AES Indiana | Indiana | Energy | subsidiary | — | — |
| Alagasco | Alabama | Energy | private | — | — |
| Amsoil | Wisconsin | Energy | private | — | — |
| Citgo | Texas | Energy | private | — | — |
| Cooper Industries | Texas | Manufacturing, Energy | private | — | — |
| Cousins Subs | Wisconsin | Energy | private | — | — |
| Culver's | Wisconsin | Energy | private | — | — |
| doTerra | Utah | Healthcare, Energy | private | — | — |
| Exide | Georgia | Manufacturing, Energy | private | — | — |
| Florida Power & Light | Florida | Energy | subsidiary | — | — |
| GE Transportation Systems | Pennsylvania | Energy, Transportation | subsidiary | — | — |
| Gulf Oil | California | Energy | private | — | — |
| Hardee's | Tennessee | Energy | subsidiary | — | — |
| IHOP | California | Energy | — | — | — |
| JEA | Florida | Energy | private | — | — |
| Jersey Mike's Subs | New Jersey | Energy | — | — | — |
| Joy Global | Wisconsin | Energy | private | — | — |
| Koch, Inc. | Kansas | Energy | private | — | — |
| PacifiCorp | Oregon | Energy | private | — | — |
| Pepco | Washington | Energy | subsidiary | — | — |
| Perkins Restaurant & Bakery | Georgia | Energy | — | — | — |
| Pizza Ranch | Iowa | Energy | — | — | — |
| Planetary Resources | Washington | Energy | subsidiary | — | — |
| Qdoba Mexican Grill | Colorado | Energy | — | — | — |
| Shell Oil Company | Texas | Energy | subsidiary | — | — |
| Sinclair Oil Corporation | Utah | Energy | private | — | — |
| Sonat | Alabama | Energy | private | — | — |
| Southern Company Services | Alabama | Manufacturing, Energy | private | — | — |
| SuperAmerica | Minnesota | Energy | private | — | — |
| T.G.I. Friday's | Texas | Energy, Food and Beverage | subsidiary | — | — |
| Tazo | Oregon | Energy | subsidiary | — | — |
| Tazo Tea | Oregon | Energy | subsidiary | — | — |
| TGI Fridays | New York | Energy | subsidiary | — | — |
| Thorntons Inc. | Kentucky | Energy | private | — | — |
| Toshiba America Consumer Products (TACP) Inc., Toshiba America Information Systems Inc., Toshiba America Medical Systems Inc., and Toshiba America Mri Inc. | California | Technology, Energy | private | — | — |
| Watco | Kansas | Energy | private | — | — |
| XTO Energy | Texas | Energy | subsidiary | — | — |
| Aloha Petroleum | Hawaii | Energy | private | — | — |
| Amoco | Illinois | Energy | private | — | — |
| Aquila, Inc. | Missouri | Energy | private | — | — |
| Arthur Treacher's | Florida | Energy | private | — | — |
| ASARCO | Arizona | Manufacturing, Energy | subsidiary | — | — |
| Basin Safety Consulting Corporation | North Dakota | Manufacturing, Energy | private | — | — |
| Blue Flint Ethanol | North Dakota | Energy | subsidiary | — | — |
| Boston Market | Colorado | Energy | private | — | — |
| CraftWorks Restaurants & Breweries | Colorado | Energy | private | — | — |
| Diedrich Coffee | California | Energy | subsidiary | — | — |
| DPL | Ohio | Energy | subsidiary | — | — |
| Drummond Company | Alabama | Manufacturing, Energy | private | — | — |
| Ergon, Inc. | Mississippi | Energy | private | — | — |
| Fazoli's | Kentucky | Energy | private | — | — |
| First Electric Cooperative | Arkansas | Energy | private | — | — |
| HDG International Group | North Carolina | Energy | private | — | — |
| HKN, Inc. | Texas | Energy | private | — | — |
| Hunt Refining Company | Alabama | Energy | private | — | — |
| Invenergy | Illinois | Energy | private | — | — |
| Kauaʻi Island Utility Cooperative | Hawaii | Energy | nonprofit | — | — |
| Kennecott Utah Copper | Utah | Energy | subsidiary | — | — |
| Lion Oil | Arkansas | Energy | private | — | — |
| Little Caesars | Michigan | Energy | — | — | — |
| Mammoth Resource Partners | Kentucky | Energy | private | — | — |
| McKenzie Electric Cooperative | North Dakota | Energy | private | — | — |
| McLean Electric Cooperative | North Dakota | Energy | private | — | — |
| Merit Energy Company | Texas | Energy | private | — | — |
| Mesa Natural Gas Solutions | Wyoming | Energy | — | — | — |
| MFA Oil | Missouri | Energy | private | — | — |
| Midcontinent Independent System Operator | Indiana | Energy | private | — | — |
| MOD Pizza | Washington | Energy | subsidiary | — | — |
| Mountain West Energy | Utah | Energy | private | — | — |
| NOCO Energy Corporation | New York | Energy | private | — | — |
| Northern States Power Company | Minnesota | Energy | subsidiary | — | — |
| Panda Energy International | Texas | Energy | private | — | — |
| Paramount Petroleum | California | Energy | — | — | — |
| Piedmont Natural Gas | North Carolina | Energy | subsidiary | — | — |
| Reliant Energy | Texas | Energy | private | — | — |
| Rio Tinto Energy America | Wyoming | Manufacturing, Energy | private | — | — |
| Salt River Project | Arizona | Energy | private | — | — |
| Shakey's Pizza | California | Energy | — | — | — |
| South Central Arkansas Electric Cooperative | Arkansas | Energy | private | — | — |
| Southern Natural Gas | Alabama | Energy | private | — | — |
| Southern Nuclear | Alabama | Energy | subsidiary | — | — |
| Stash Tea Company | Oregon | Energy | private | — | — |
| Summit Electric Supply | New Mexico | Energy | private | — | — |
| The Original Pancake House | Oregon | Energy | — | — | — |
| Touchstone Energy | Virginia | Energy | private | — | — |
| TXU Energy | Texas | Retail, Energy | subsidiary | — | — |
| Wahoo's Fish Taco | Hawaii | Energy | private | — | — |