| 9301 | Endeavour Operating Corp | Denver, CO 80202-2000 | Oil & Gas Operator | Sep 2015 |
| 9302 | Enderli Oil Company, Inc | Highlands, TX 77562 | Oil & Gas Operator | Aug 2003 |
| 9303 | Endevco Eureka LLC | Oklahoma City, OK 73102-9211 | Oil & Gas Operator | Apr 2014 |
| 9304 | Endicott Melvin F | Ponca City, OK 74601 | Oil & Gas Operator | Apr 2001 |
| 9305 | Endura Energy LLC | Lubbock, TX 79464 | Oil & Gas Operator | Jan 2025 |
| 9306 | Endurance Oil & Gas, Inc. | Minden, LA 71055 | Oil & Gas Operator | Oct 2025 |
| 9307 | Endurance Operating LLC | | Oil & Gas Operator | Dec 2024 |
| 9308 | Endurance Resources LLC | Addison, TX 75001 | Oil & Gas Operator | Apr 2017 |
| 9309 | Enduring Resources, LLC | Greenwood VLG, CO 80111 | Oil & Gas Operator | Jul 2025 |
| 9310 | Enduro Operating LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2018 |
| 9311 | Enercap Corporation | Kingwood, TX 77325 | Oil & Gas Operator | Aug 2003 |
| 9312 | Enerco Energy Corporation | Norman, OK 73069-6643 | Oil & Gas Operator | Apr 2020 |
| 9313 | Enerco Exploration & MGMT. Co. | | Oil & Gas Operator | Aug 1981 |
| 9314 | Enerco Operating Corporation | Dallas, TX 75230 | Oil & Gas Operator | Jan 2025 |
| 9315 | Enercorp Resources, Inc. | Houston, TX 77027 | Oil & Gas Operator | Dec 1993 |
| 9316 | Enerdril Corporation | Moran, TX 76464 | Gas Operator | Dec 2015 |
| 9317 | Enerdyne, LLC | Albuquerque, NM 87123 | Oil & Gas Operator | Jul 2025 |
| 9318 | Enerex Limited Liability Co | Craig, CO 81625 | Oil & Gas Operator | Jul 2025 |
| 9319 | Enerex Supply, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Nov 1993 |
| 9320 | Enerfin Field Services LLC | Houston, TX 77077 | Oil Operator | Nov 2024 |
| 9321 | Enerfin Gathering-East LLC | Houston, TX 77077 | Oil & Gas Operator | Nov 2022 |
| 9322 | Enerfin Resources I Limited Partnership | Houston, TX 77077-2386 | Oil & Gas Operator | Apr 2023 |
| 9323 | Enerfin Resources II-92 L.P. | Houston, TX 77077 | Oil & Gas Operator | Sep 2025 |
| 9324 | Enerfin Resources Northwest Limited Partnership | | Oil & Gas Operator | Jan 2022 |
| 9325 | Energas Corporation | Oklahoma City, OK 73105 | Oil & Gas Operator | Jun 2025 |
| 9326 | Energen Resources Corporation | Midland, TX 79701 | Oil & Gas Operator | Jan 2021 |
| 9327 | Energen Resources Maq Inc | Birmingham, AL 35203 | Oil & Gas Operator | Sep 2000 |
| 9328 | Energetics Inc | Englewood, CO 80155 | Oil & Gas Operator | Aug 1985 |
| 9329 | Energex Corp | Springfield, MO 65807 | Oil & Gas Operator | Jun 2025 |
| 9330 | Energex Inc. | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 9331 | Energex Oil & Gas Co. | | Oil Operator | Dec 2021 |
| 9332 | Energex Petroleum Inc | | Oil Operator | Sep 2019 |
| 9333 | Energex, LLC | Scottsdale, AZ 85255 | Oil & Gas Operator | Sep 2024 |
| 9334 | Energon Oil & Gas Inc. | Odessa, TX 79762 | Oil & Gas Operator | Aug 2003 |
| 9335 | Energon Oil, Inc. | Amarillo, TX 79114 | Oil & Gas Operator | Oct 2025 |
| 9336 | Energon3 | Rowlett, TX 75089 | Oil Operator | Oct 2025 |
| 9337 | Energy & Expl. PRTNRS Oper., LP | Fort Worth, TX 76147 | Oil & Gas Operator | Oct 2016 |
| 9338 | Energy + Savings, L.L.C. | Alamo, TX 78516 | Oil & Gas Operator | Jan 2008 |
| 9339 | Energy 2000, Inc. | Reno, NV 89501 | Oil & Gas Operator | Oct 2025 |
| 9340 | Energy Acquisition Corp And Weitzman Irvin | | Oil & Gas Operator | Dec 2003 |
| 9341 | Energy Acquisition Corp W W Energy Weitzman Irvin | | Oil & Gas Operator | Jun 2016 |
| 9342 | Energy Acquisitions, Inc. | Spring, TX 77379 | Oil & Gas Operator | Apr 1996 |
| 9343 | Energy Alliance Company Inc | | Oil & Gas Operator | Jan 2018 |
| 9344 | Energy Associates, Inc | Lexington, KY 40502 | Oil & Gas Operator | Dec 2023 |
| 9345 | Energy Contractors, Inc. | Canal Wincheste, OH 43110 | Oil & Gas Operator | Dec 2019 |
| 9346 | Energy Corp Of Amer | Charleston, WV 25311-1264 | Oil & Gas Operator | Mar 2018 |
| 9347 | Energy Corp. Of America, Inc. | | Oil & Gas Operator | Aug 1998 |
| 9348 | Energy Corporation Of America | Charleston, WV 25311 | Oil & Gas Operator | Dec 2023 |
| 9349 | Energy Dev Corp | | Oil & Gas Operator | Mar 1998 |
| 9350 | Energy Development Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2024 |
| 9351 | Energy Development Of California Inc. | | Oil & Gas Operator | Dec 2004 |
| 9352 | Energy Distributors Inc | Zanesville, OH 43701 | Oil & Gas Operator | Dec 1987 |
| 9353 | Energy Enterprises, LLC | MT Vernon, IL 62864 | Oil Operator | Dec 2023 |
| 9354 | Energy Environment Inc | Holdenville, OK 74848-0765 | Oil & Gas Operator | Jul 2016 |
| 9355 | Energy Equity Company | Columbus, MT 59019 | Oil & Gas Operator | Aug 2025 |
| 9356 | Energy Exchange Corporation | Oklahoma City, OK 73112 | Oil Operator | Jun 2025 |
| 9357 | Energy Explorati | | Oil & Gas Operator | Oct 1993 |
| 9358 | Energy Exploration & Development | Cortland, OH 44410 | Oil & Gas Operator | Dec 2024 |
| 9359 | Energy Exploration & Production, Inc. | Wichita, KS 67201 | Oil Operator | Jan 2004 |
| 9360 | Energy Exploration Company | | Oil & Gas Operator | Feb 1991 |
| 9361 | Energy Finders, Inc. | | Oil & Gas Operator | Dec 1981 |
| 9362 | Energy From Texas, L. P. | Dallas, TX 75230 | Oil & Gas Operator | Dec 2013 |
| 9363 | Energy Frontiers Partners, LP | Grapevine, TX 76051 | Oil Operator | May 2008 |
| 9364 | Energy Group Of America, Inc. | Hollister, MO 65672 | Oil Operator | Oct 2025 |
| 9365 | Energy Hunter Resources, Inc. | Houston, TX 77024 | Oil & Gas Operator | Feb 2019 |
| 9366 | Energy Investments Inc | | Oil & Gas Operator | Aug 2025 |
| 9367 | Energy Lease Service Inc | Drumright, OK 74030-7403 | Oil & Gas Operator | Jul 2025 |
| 9368 | Energy Managemen | | Oil & Gas Operator | Jul 1991 |
| 9369 | Energy Management Company | Kilgore, TX 75663 | Oil Operator | Apr 2020 |
| 9370 | Energy Management Company Of Texas | | Oil & Gas Operator | Dec 2024 |
| 9371 | Energy Management Corp. | | Oil & Gas Operator | Apr 1999 |
| 9372 | Energy Marketing | | Oil & Gas Operator | May 1995 |
| 9373 | Energy Marketing, Inc. | Omaha, NE 68102 | Oil & Gas Operator | Jul 2005 |
| 9374 | Energy Oil & Gas Corporation | Austin, TX 78746 | Oil & Gas Operator | Oct 2025 |
| 9375 | Energy Oil And Gas Inc | | Oil & Gas Operator | Dec 2010 |
| 9376 | Energy One Oil Operations | | Oil Operator | Mar 2003 |
| 9377 | Energy Onramp LLC | Midland, TX 79701 | Oil & Gas Operator | Oct 2025 |
| 9378 | Energy Operating Company Inc | Lakewood, CO 80235 | Oil & Gas Operator | Dec 2012 |
| 9379 | Energy Operating Corporation | Plano, TX 75093-4409 | Oil & Gas Operator | Sep 2013 |
| 9380 | Energy Operations Colorado LP | | Oil & Gas Operator | Nov 2009 |
| 9381 | Energy Operations Oklahoma LP | Houston, TX 77002-6785 | Oil & Gas Operator | Nov 2010 |
| 9382 | Energy Operatng Company Inc | | Oil & Gas Operator | Jan 2000 |
| 9383 | Energy Partners, LTD. | New Orleans, LA 70170 | Oil & Gas Operator | Aug 2012 |
| 9384 | Energy Prod Management Corp | | Oil & Gas Operator | Oct 1991 |
| 9385 | Energy Producers Inc | | Oil Operator | Nov 1989 |
| 9386 | Energy Productio | | Oil & Gas Operator | Jan 1986 |
| 9387 | Energy Production & Sales Co. | | Oil & Gas Operator | Dec 1999 |
| 9388 | Energy Production Co | Pittsburgh, PA 15241-3949 | Oil & Gas Operator | Dec 1994 |
| 9389 | Energy Production Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2025 |
| 9390 | Energy Production Service Inc | | Oil Operator | Mar 1986 |
| 9391 | Energy Production Services LLC | Oklahoma City, OK 73162-4736 | Oil & Gas Operator | Apr 2020 |
| 9392 | Energy Production, Inc. | Canton, OH 44711 | Oil & Gas Operator | Dec 2021 |
| 9393 | Energy Program Accompany | | Oil Operator | Dec 2006 |
| 9394 | Energy Properties Inc. | | Oil & Gas Operator | Dec 2023 |
| 9395 | Energy Prospector'S Inc | | Oil & Gas Operator | Jun 1997 |
| 9396 | Energy Recovery Group, LLC | | Oil & Gas Operator | Jul 2008 |
| 9397 | Energy Research & Dev. Corp. | | Oil & Gas Operator | Feb 1998 |
| 9398 | Energy Reserves | | Oil & Gas Operator | Oct 1993 |
| 9399 | Energy Reserves GP-Kanaba Oil | | Oil & Gas Operator | Aug 1985 |
| 9400 | Energy Reserves Group | Houston, TX 770563020 | Oil & Gas Operator | Apr 1996 |