| 9301 | Empire Operating LLC | Lawton, OK 73501 | Oil Operator | Feb 2025 |
| 9302 | Empire Operating, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Mar 2017 |
| 9303 | Empire Petroleum Company | Houston, TX 77044 | Oil Operator | Mar 2011 |
| 9304 | Empire Petroleum Corporation | Tulsa, OK 74137 | Oil & Gas Operator | Dec 2005 |
| 9305 | Empire Petroleum LLC | Salt Lake City, UT 84121-7021 | Oil & Gas Operator | Jun 2019 |
| 9306 | Empire Texas Operating LLC | The Woodlands, TX 77380 | Oil & Gas Operator | May 2025 |
| 9307 | Empresa Energy IV, LLC | | Oil & Gas Operator | Aug 2019 |
| 9308 | Empresa Energy, LP | Houston, TX 77024 | Oil & Gas Operator | Jul 2009 |
| 9309 | Empresa Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 9310 | Emre Oil LLC | Moorcroft, WY 82721 | Oil Operator | Mar 2025 |
| 9311 | En Geo, Inc. | Richardson, TX 75081 | Oil & Gas Operator | May 2025 |
| 9312 | En/Drill America, Inc. | Crystal, MN 55428 | Oil & Gas Operator | Apr 2009 |
| 9313 | Enable Gas Transmission LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2022 |
| 9314 | Enable Midstream Partners, LP | Oklahoma City, OK 73124 | Oil Operator | Sep 2023 |
| 9315 | Enable Oklahoma Intrastate Transmission LLC | Houston, TX 77002 | Oil & Gas Operator | Jul 2022 |
| 9316 | Enbridge G & P (East Texas) L.P. | Houston, TX 77056 | Oil & Gas Operator | Sep 2018 |
| 9317 | Enbridge Offshore Pipelines(Seacrest) LP | | Oil Operator | Oct 2009 |
| 9318 | Enbridge P/LS (La Intra.)L.L.C. | | Oil Operator | Oct 2009 |
| 9319 | Enbridge Pipelines (Ne Texas) LP | Houston, TX 77002 | Oil & Gas Operator | Jan 2010 |
| 9320 | Encana Energy Resources Inc | Denver, CO 80202-2828 | Oil & Gas Operator | Feb 2024 |
| 9321 | Encana Oil & Gas (USA) Inc. | Denver, CO 80202 | Oil & Gas Operator | Oct 2020 |
| 9322 | Encina Resources, LLC | Houston, TX 77251 | Oil & Gas Operator | May 2025 |
| 9323 | Encino Exploration, Inc. | George West, TX 78022 | Oil & Gas Operator | May 2025 |
| 9324 | Encino Operating, LLC | Houston, TX 77057 | Oil & Gas Operator | May 2025 |
| 9325 | Enclave Operating, LLC | Shelby, MT 59474 | Oil & Gas Operator | May 2014 |
| 9326 | Enco Exploration Company | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Apr 2020 |
| 9327 | Enco Resources Inc. | Kingwood, TX 77325 | Oil & Gas Operator | May 2025 |
| 9328 | Encon Services, Inc. | Abilene, TX 79608 | Oil & Gas Operator | May 2025 |
| 9329 | Encore Energy Partners Operating LLC | Houston, TX 77057 | Oil & Gas Operator | Apr 2015 |
| 9330 | Encore Energy, Inc. | Gainesville, TX 76241 | Oil & Gas Operator | Mar 2015 |
| 9331 | Encore Operating Company | Denver, CO 80227 | Oil & Gas Operator | Dec 2024 |
| 9332 | Encore Operating Inc | Edmond, OK 73013-5417 | Oil Operator | Feb 2025 |
| 9333 | Encore Operating Kentucky LLC | Bowling Green, KY 42101 | Oil & Gas Operator | Dec 2023 |
| 9334 | Encore Operating Louisiana, LLC | | Oil & Gas Operator | Dec 2010 |
| 9335 | Encore Operating LP | Plano, TX 75024 | Oil & Gas Operator | Apr 2025 |
| 9336 | Encore Permian Operating, LLC | Uvalde, TX 78801 | Oil & Gas Operator | May 2025 |
| 9337 | Encorp, Inc. | Wichita, KS 67206 | Oil Operator | May 2007 |
| 9338 | Encrescent, LLC | Dallas, TX 75205 | Oil & Gas Operator | May 2025 |
| 9339 | Enczi Frank | Junction City, OH 43748 | Oil & Gas Operator | Dec 2016 |
| 9340 | End Of The Trails Re | | Oil Operator | Jan 2025 |
| 9341 | Endeavor Energy LLC | | Oil Operator | Sep 2023 |
| 9342 | Endeavor Energy Resources, LP | Midland, TX 79701 | Oil & Gas Operator | May 2025 |
| 9343 | Endeavor Natural Gas, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2015 |
| 9344 | Endeavor Natural Gas, LP | Houston, TX 77002 | Oil & Gas Operator | May 2025 |
| 9345 | Endeavor Production Company | San Angelo, TX 76904 | Oil & Gas Operator | Mar 2008 |
| 9346 | Endeavour Operating Corp | Denver, CO 80202-2000 | Oil & Gas Operator | Sep 2015 |
| 9347 | Enderli Oil Company, Inc | Highlands, TX 77562 | Oil & Gas Operator | Aug 2003 |
| 9348 | Endevco Eureka LLC | Oklahoma City, OK 73102-9211 | Oil & Gas Operator | Apr 2014 |
| 9349 | Endicott Melvin F | Ponca City, OK 74601 | Oil & Gas Operator | Apr 2001 |
| 9350 | Endura Energy LLC | Lubbock, TX 79464 | Oil & Gas Operator | Jan 2025 |
| 9351 | Endurance Oil & Gas, Inc. | Minden, LA 71055 | Oil & Gas Operator | May 2025 |
| 9352 | Endurance Operating LLC | | Oil & Gas Operator | Dec 2024 |
| 9353 | Endurance Resources III Operating , LLC | Midland, TX 79701 | Oil & Gas Operator | May 2025 |
| 9354 | Endurance Resources LLC | Addison, TX 75001 | Oil & Gas Operator | Apr 2017 |
| 9355 | Enduring Resources, LLC | Greenwood VLG, CO 80111 | Oil & Gas Operator | Mar 2025 |
| 9356 | Enduro Operating LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2018 |
| 9357 | Enercap Corporation | Kingwood, TX 77325 | Oil & Gas Operator | Aug 2003 |
| 9358 | Enerco Energy Corporation | Norman, OK 73069-6643 | Oil & Gas Operator | Apr 2020 |
| 9359 | Enerco Exploration & MGMT. Co. | | Oil & Gas Operator | Aug 1981 |
| 9360 | Enerco Operating Corporation | Dallas, TX 75230 | Oil & Gas Operator | Jan 2025 |
| 9361 | Enercorp Resources, Inc. | Houston, TX 77027 | Oil & Gas Operator | Dec 1993 |
| 9362 | Enerdril Corporation | Moran, TX 76464 | Gas Operator | Dec 2015 |
| 9363 | Enerdyne, LLC | Albuquerque, NM 87123 | Oil & Gas Operator | Feb 2025 |
| 9364 | Enerex Limited Liability Co | Craig, CO 81625 | Oil & Gas Operator | Oct 2024 |
| 9365 | Enerex Supply, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Nov 1993 |
| 9366 | Enerfin Field Services LLC | Houston, TX 77077 | Oil Operator | Nov 2024 |
| 9367 | Enerfin Gathering-East LLC | Houston, TX 77077 | Oil & Gas Operator | Nov 2022 |
| 9368 | Enerfin Resources I Limited Partnership | Houston, TX 77077-2386 | Oil & Gas Operator | Apr 2023 |
| 9369 | Enerfin Resources II-92 L.P. | Houston, TX 77077 | Oil & Gas Operator | May 2025 |
| 9370 | Enerfin Resources Northwest Limited Partnership | | Oil & Gas Operator | Jan 2022 |
| 9371 | Energas Corporation | Oklahoma City, OK 73105 | Oil & Gas Operator | Feb 2025 |
| 9372 | Energen Resources Corporation | Midland, TX 79701 | Oil & Gas Operator | Jan 2021 |
| 9373 | Energen Resources Maq Inc | Birmingham, AL 35203 | Oil & Gas Operator | Sep 2000 |
| 9374 | Energetics Inc | Englewood, CO 80155 | Oil & Gas Operator | Aug 1985 |
| 9375 | Energex Corp | Springfield, MO 65807 | Oil & Gas Operator | Feb 2025 |
| 9376 | Energex Inc. | Abilene, TX 79604 | Oil & Gas Operator | May 2025 |
| 9377 | Energex Oil & Gas Co. | | Oil Operator | Dec 2021 |
| 9378 | Energex Petroleum Inc | | Oil Operator | Sep 2019 |
| 9379 | Energex, LLC | Scottsdale, AZ 85255 | Oil & Gas Operator | Sep 2024 |
| 9380 | Energon Oil & Gas Inc. | Odessa, TX 79762 | Oil & Gas Operator | Aug 2003 |
| 9381 | Energon Oil, Inc. | Amarillo, TX 79114 | Oil & Gas Operator | May 2025 |
| 9382 | Energon3 | Rowlett, TX 75089 | Oil Operator | May 2025 |
| 9383 | Energy & Expl. PRTNRS Oper., LP | Fort Worth, TX 76147 | Oil & Gas Operator | Oct 2016 |
| 9384 | Energy + Savings, L.L.C. | Alamo, TX 78516 | Oil & Gas Operator | Jan 2008 |
| 9385 | Energy 2000, Inc. | Reno, NV 89501 | Oil & Gas Operator | May 2025 |
| 9386 | Energy Acquisition Corp And Weitzman Irvin | | Oil & Gas Operator | Dec 2003 |
| 9387 | Energy Acquisition Corp W W Energy Weitzman Irvin | | Oil & Gas Operator | Jun 2016 |
| 9388 | Energy Acquisitions, Inc. | Spring, TX 77379 | Oil & Gas Operator | Apr 1996 |
| 9389 | Energy Alliance Company Inc | | Oil & Gas Operator | Jan 2018 |
| 9390 | Energy Associates, Inc | Lexington, KY 40502 | Oil & Gas Operator | Dec 2023 |
| 9391 | Energy Contractors, Inc. | Canal Wincheste, OH 43110 | Oil & Gas Operator | Dec 2019 |
| 9392 | Energy Corp Of Amer | Charleston, WV 25311-1264 | Oil & Gas Operator | Mar 2018 |
| 9393 | Energy Corp. Of America, Inc. | | Oil & Gas Operator | Aug 1998 |
| 9394 | Energy Corporation Of America | Charleston, WV 25311 | Oil & Gas Operator | Dec 2023 |
| 9395 | Energy Dev Corp | | Oil & Gas Operator | Mar 1998 |
| 9396 | Energy Development Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2024 |
| 9397 | Energy Development Of California Inc. | | Oil & Gas Operator | Dec 2004 |
| 9398 | Energy Distributors Inc | Zanesville, OH 43701 | Oil & Gas Operator | Dec 1987 |
| 9399 | Energy Enterprises, LLC | MT Vernon, IL 62864 | Oil Operator | Dec 2023 |
| 9400 | Energy Environment Inc | Holdenville, OK 74848-0765 | Oil & Gas Operator | Jul 2016 |