| 14401 | Isaacs-Chupco LLC | Konawa, OK 74849-4903 | Oil Operator | Mar 2023 |
| 14402 | Isaacson Energy Resources, LLC | Austin, TX 78741 | Oil & Gas Operator | Apr 2025 |
| 14403 | Isaia, Deborah | East Aurora, NY 14052 | Gas Operator | Dec 2023 |
| 14404 | Isbell, Bob G. Operating | Cisco, TX 76437 | Oil & Gas Operator | Mar 2015 |
| 14405 | Isbrandtsen Oil And Gas Co | | Oil Operator | Mar 2002 |
| 14406 | Iseman William R | Ford City, PA 16226-1488 | Gas Operator | Dec 2024 |
| 14407 | Isern, James R. | Wichita, KS 67277 | Oil Operator | Apr 1996 |
| 14408 | Isern-Schultz Oi | | Oil & Gas Operator | Jul 1988 |
| 14409 | Isis Operating Inc | Russell, KS 67665 | Oil Operator | Nov 2024 |
| 14410 | Iskandia Energy Operating, Inc. | Houston, TX 77002 | Oil & Gas Operator | Apr 2025 |
| 14411 | Island Energy Partners LLC | | Gas Operator | Jan 2018 |
| 14412 | Island Exploration | Houston, TX 77058 | Oil & Gas Operator | Apr 2025 |
| 14413 | Island Petroleum, Inc. | | Gas Operator | Mar 1998 |
| 14414 | Isom Energy, Inc. | San Angelo, TX 76904 | Oil & Gas Operator | May 2018 |
| 14415 | Ison, Samuel M | Isonville, KY 41149 | Oil Operator | Dec 2023 |
| 14416 | It'LL Do Oil Company | Graham, TX 76450 | Oil & Gas Operator | Nov 2024 |
| 14417 | Italian-American Oil Co., Inc. | Tomball, TX 77377 | Oil & Gas Operator | Apr 2025 |
| 14418 | Itawamba Industrial Gas Co | | Gas Operator | Dec 1999 |
| 14419 | Itech Oil Company | Cypress, TX 77429 | Oil & Gas Operator | Aug 2007 |
| 14420 | Itero Energy LLC | Verden, OK 73092 | Oil Operator | Dec 2011 |
| 14421 | Itr Petroleum Inc | Houston, TX 77002 | Oil & Gas Operator | Apr 1998 |
| 14422 | Itx Corporation | Dallas, TX 75225 | Oil & Gas Operator | Apr 2025 |
| 14423 | Itx Pipeline Company, LLC | Dallas, TX 75225 | Oil & Gas Operator | Apr 2025 |
| 14424 | Iuka-Carmi Development LLC | Pratt, KS 67124 | Oil & Gas Operator | Dec 2024 |
| 14425 | Iv L.C. | San Antonio, TX 78209 | Oil & Gas Operator | Apr 2025 |
| 14426 | Iva Oil | Cisco, TX 76437 | Oil & Gas Operator | Apr 2025 |
| 14427 | Ivan Holt Well Servicing Inc | Edmond, OK 73003 | Oil Operator | Aug 1999 |
| 14428 | Ivansons Oil Production | | Oil Operator | Dec 2023 |
| 14429 | Ivett, Donald L. & Jeanette V. | Forestville, NY 14062 | Gas Operator | Dec 2023 |
| 14430 | Ivory Energy, LLC | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2025 |
| 14431 | Iwr Operating, LLC | Dallas, TX 75248 | Oil Operator | Apr 2025 |
| 14432 | Iwt Energy Partners LLC | Austin, TX 78731 | Oil Operator | Apr 2025 |
| 14433 | J & A Oil Company | Odessa, TX 79764 | Oil & Gas Operator | Apr 2025 |
| 14434 | J & A Oil Properties | Olney, TX 76374 | Oil & Gas Operator | Aug 2018 |
| 14435 | J & A Operating | Bowie, TX 76230 | Oil & Gas Operator | Apr 2025 |
| 14436 | J & B Producing | Sheridan, WY 82801 | Gas Operator | Dec 1988 |
| 14437 | J & B Service Co. | | Oil Operator | Nov 2024 |
| 14438 | J & C Oil | New Matamoras, OH 45767-6035-6035 | Oil & Gas Operator | Dec 2024 |
| 14439 | J & D Investment | | Oil Operator | Oct 1993 |
| 14440 | J & D Investment Co. | | Oil & Gas Operator | Dec 2024 |
| 14441 | J & D Services | Graham, TX 76450 | Oil Operator | Feb 2017 |
| 14442 | J & E Energy Company | Oklahoma City, OK 73120-1108 | Oil & Gas Operator | Mar 2015 |
| 14443 | J & F Oil & Gas Company | Yale, OK 74085-0311 | Oil & Gas Operator | Feb 2004 |
| 14444 | J & F Oil Co. | Olney, TX 76374 | Oil & Gas Operator | Apr 2025 |
| 14445 | J & F Producing Co., Inc. | | Oil & Gas Operator | Dec 2021 |
| 14446 | J & G Enterprise LTD., Co. | Artesia, NM 88211 | Oil & Gas Operator | Nov 1997 |
| 14447 | J & G Operating | Shelby, MT 59474 | Oil & Gas Operator | Aug 2000 |
| 14448 | J & H Oil Compan | | Oil Operator | Jul 1995 |
| 14449 | J & H Oil Company, A General Partnership | Lincolnville, KS 66858 | Oil Operator | Jan 2002 |
| 14450 | J & J Contract Pumping LLC | Wakeeney, KS 67672 | Oil Operator | Dec 2019 |
| 14451 | J & J Energy Corporation | Chloe, WV 25235 | Oil & Gas Operator | Dec 2021 |
| 14452 | J & J Energy Service LLC | Bokoshe, OK 74930 | Gas Operator | Jan 2025 |
| 14453 | J & J Enterprises Inc | Indiana, PA 15701-1473 | Gas Operator | Dec 1985 |
| 14454 | J & J Investments, LLC | Loco Hills, NM 88255 | Oil & Gas Operator | Feb 2025 |
| 14455 | J & J Jackson Oil & Gas Inc | Centerview, MO 64019 | Oil Operator | Feb 2025 |
| 14456 | J & J Oil Company | Luling, TX 78648 | Oil & Gas Operator | Mar 2015 |
| 14457 | J & J Oil Company LLC | Lubbock, TX 79424 | Oil Operator | Apr 2025 |
| 14458 | J & J Oil Venture | Jacksonville, TX 75766 | Oil & Gas Operator | Aug 1996 |
| 14459 | J & J Oil, A General Partnership | Mound City, KS 66056 | Oil Operator | Dec 2019 |
| 14460 | J & J Oil, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Aug 2012 |
| 14461 | J & J Onshore Production, Inc. | | Oil & Gas Operator | Feb 2016 |
| 14462 | J & J Operating | Graford, TX 76449 | Oil & Gas Operator | Apr 2025 |
| 14463 | J & J Production Company LLC | Okemah, OK 74859 | Oil & Gas Operator | Feb 2025 |
| 14464 | J & J Production LLC | Worland, WY 82401 | Oil Operator | Jan 2025 |
| 14465 | J & J Service Inc | Lovington, NM 88260 | Oil & Gas Operator | Feb 2025 |
| 14466 | J & J Services Company | San Angelo, TX 76904 | Oil & Gas Operator | Apr 2025 |
| 14467 | J & J Tank Truck Services LLC | Peyton, CO 80831 | Oil Operator | Oct 2024 |
| 14468 | J & J Trading | Abilene, TX 79608 | Oil & Gas Operator | Dec 2004 |
| 14469 | J & J Whiteside Inc. | Comanche, TX 76442 | Oil & Gas Operator | Apr 2025 |
| 14470 | J & K Operating Co LLC | Delaware, OK 74027 | Oil & Gas Operator | Feb 2024 |
| 14471 | J & K Operating Company Inc. | | Oil & Gas Operator | Dec 2024 |
| 14472 | J & K Production LLC | Konawa, OK 74849 | Oil Operator | Feb 2025 |
| 14473 | J & L Allen Inc | Sugar Grove, PA 16350-5606 | Oil & Gas Operator | Dec 2020 |
| 14474 | J & L Oil Company | El Dorado, AR 71730 | Oil Operator | Jan 2025 |
| 14475 | J & L Partners | Dallas, TX 75370 | Oil & Gas Operator | Dec 2005 |
| 14476 | J & M Co Inc | Abilene, TX 79601 | Oil & Gas Operator | Jan 2016 |
| 14477 | J & M Oil | | Oil Operator | Apr 1994 |
| 14478 | J & M Oil Co | Overland PK, KS 66209 | Oil & Gas Operator | Dec 2024 |
| 14479 | J & M Oil Compan | | Oil Operator | Oct 1993 |
| 14480 | J & M Operating Company | Pond Creek, OK 73766 | Oil Operator | Oct 2015 |
| 14481 | J & M Operators | | Oil & Gas Operator | Dec 1997 |
| 14482 | J & M Production | Luling, TX 78648 | Oil & Gas Operator | Nov 2019 |
| 14483 | J & M SWD, LLC | Stamford, TX 79553 | Oil Operator | Apr 2025 |
| 14484 | J & M Water Serv | | Oil Operator | Sep 1992 |
| 14485 | J & M Water Service, Inc. | Pratt, KS 67124 | Oil Operator | Feb 2000 |
| 14486 | J & M Well Service & Trucking Inc | Bristow, OK 74010-2399 | Oil & Gas Operator | Dec 2024 |
| 14487 | J & P Oil Compan | | Oil Operator | Jul 1991 |
| 14488 | J & P Production | Holdenville, OK 74848-9485 | Oil Operator | Mar 2015 |
| 14489 | J & R Enterprises | Wetumka, OK 74883-0068 | Oil & Gas Operator | Sep 2000 |
| 14490 | J & R Producing Co. | Plano, TX 75024 | Oil & Gas Operator | Dec 2012 |
| 14491 | J & R Systems, Inc. | | Oil Operator | Apr 2002 |
| 14492 | J & R Transports Inc | Woodward, OK 73802 | Oil & Gas Operator | Dec 2006 |
| 14493 | J & S Gas Company | Ranger, TX 76470 | Oil & Gas Operator | Oct 2003 |
| 14494 | J & S Of Enid Inc | Enid, OK 73701 | Oil & Gas Operator | Jul 2019 |
| 14495 | J & S Oil & Gas Inc | Asher, OK 74826 | Oil & Gas Operator | Jan 2025 |
| 14496 | J & S Oil Company | Graham, TX 76450 | Oil & Gas Operator | Apr 2022 |
| 14497 | J & S Operating | Shiner, TX 77984 | Oil & Gas Operator | Dec 2002 |
| 14498 | J & S Production | | Oil Operator | Jan 2025 |
| 14499 | J & T Operating Inc | Norman, OK 73070-1736 | Oil & Gas Operator | Feb 2012 |
| 14500 | J & T Productions LLC | Tallmansville, WV 26237 | Oil & Gas Operator | Dec 2022 |