| 301 | Hayden Harper Energy Ka, LLC | Charlotte, NC 28203-4173 | Oil & Gas Operator | Dec 2021 |
| 302 | Hays & Anderson | | Oil & Gas Operator | Feb 2019 |
| 303 | Heatherly, Darl H. | Belington, WV 26250 | Gas Operator | Dec 2021 |
| 304 | Heinrich Enterprises, Inc. | Reno, OH 45773-0305 | Oil & Gas Operator | Dec 2021 |
| 305 | HG Energy II Appalachia, LLC | | Oil & Gas Operator | Mar 2022 |
| 306 | HG Energy LLC | Parkersburg, WV 26101 | Oil & Gas Operator | Dec 2021 |
| 307 | Highland Resources, Inc. | | Oil & Gas Operator | Dec 2004 |
| 308 | Hildreth, Roy G & Son Inc | Spencer, WV 25276 | Oil & Gas Operator | Dec 2021 |
| 309 | Hildreth, Va Roy | | Oil & Gas Operator | Dec 1996 |
| 310 | Hope Gas, Inc. | Richmond, VA 23261 | Oil & Gas Operator | Dec 2010 |
| 311 | Horizon Energy Corporation | Sand Fork, WV 26430 | Oil & Gas Operator | Dec 2021 |
| 312 | Horner Oil And Gas Production, Inc. | Cameron, WV 26033 | Oil & Gas Operator | Dec 2021 |
| 313 | Houston Exploration Co, The | Houston, TX 77002 | Oil & Gas Operator | Apr 2017 |
| 314 | Howard, Lorna Agent | | Oil & Gas Operator | Dec 2021 |
| 315 | Hufco, Incorporated | | Oil & Gas Operator | Dec 2020 |
| 316 | Hughes River Oil & Gas Company | Walker, WV 26180-0000 | Oil & Gas Operator | Dec 2021 |
| 317 | Huntington Midway Incorporated | Huntington, WV 25709 | Oil & Gas Operator | Dec 2021 |
| 318 | Hydrocarbon Exploration, Inc. | | Oil & Gas Operator | Dec 2008 |
| 319 | Hydrocarbon Management, Inc. | San Antonio, TX 78216 | Oil & Gas Operator | Dec 1996 |
| 320 | Icg Tygart Valley, LLC | Grafton, WV 26354 | Oil & Gas Operator | Dec 2021 |
| 321 | Imperial Oil Company | Houston, TX 77073 | Oil & Gas Operator | Oct 2004 |
| 322 | Interstate Energy Inc | | Oil & Gas Operator | Dec 2002 |
| 323 | Interstate Production Company, Inc. | Buckhannon, WV 26201-0000 | Oil & Gas Operator | Dec 2021 |
| 324 | Invitation Energy, Incorporated | | Oil & Gas Operator | Dec 2021 |
| 325 | J & F Producing Co., Inc. | | Oil & Gas Operator | Dec 2021 |
| 326 | J & J Energy Corporation | Chloe, WV 25235 | Oil & Gas Operator | Dec 2021 |
| 327 | J A & M Oil & Gas Co | Jacksonburg, WV 26377 | Oil & Gas Operator | Mar 2021 |
| 328 | J M L Oil & Gas Company | Paintsville, KY 41240 | Oil & Gas Operator | Dec 2023 |
| 329 | J. C. Baker & Son, Inc. | | Gas Operator | Dec 2021 |
| 330 | J. D. Gas & Oil, Inc. | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2024 |
| 331 | Jack Production Inc | Indiana, PA 15701-0697 | Oil & Gas Operator | Dec 2011 |
| 332 | Jackson Fuel Corporation | Buckhannon, WV 26201 | Oil & Gas Operator | Dec 2021 |
| 333 | Jackson Resources Co | | Oil & Gas Operator | Dec 2018 |
| 334 | Jackson, Norville W & Charlotte L | | Oil & Gas Operator | Dec 2010 |
| 335 | James Drilling Corp | Blairsville, PA 15717 | Oil & Gas Operator | Dec 2004 |
| 336 | Jarvis Drilling, Inc. | MT Zion, IL 62549 | Oil & Gas Operator | Dec 2023 |
| 337 | Jay-Bee Oil & Gas, Inc. | Jupiter, FL 33477 | Oil & Gas Operator | Dec 2021 |
| 338 | JCR Petroleum, Inc. | Navarre, OH 44662-0000 | Oil & Gas Operator | Dec 2013 |
| 339 | Jenkins Energy Corp & H Davis Jenkins | | Gas Operator | Dec 2011 |
| 340 | Jerry Oil Co. | Riverside, IL 60546 | Oil & Gas Operator | Dec 1990 |
| 341 | Jesam Energy LLC | Glenville, WV 26351 | Oil & Gas Operator | Dec 2021 |
| 342 | Jesmar Energy Inc | Holbrook, PA 15341-1318 | Oil & Gas Operator | Dec 2024 |
| 343 | Jet Drilling Corp. | Scottsdale, AZ 85252 | Oil & Gas Operator | Dec 1996 |
| 344 | Johnson Brothers | Morse, TX 79062 | Oil & Gas Operator | Dec 2025 |
| 345 | Johnson Energy Company | | Oil & Gas Operator | Dec 1996 |
| 346 | Johnson Exploration Company | Oklahoma City, OK 73102-7008 | Oil & Gas Operator | Jun 2015 |
| 347 | Johnson, Robert E And Loyce J | Salt Rock, WV 25559 | Gas Operator | Feb 2021 |
| 348 | Jones, Gerald D | Spencer, WV 25276-0000 | Oil & Gas Operator | Dec 2008 |
| 349 | Jones, Robert | | Oil & Gas Operator | Dec 1996 |
| 350 | Journey Operating LLC | Sugar Land, TX 77496 | Oil & Gas Operator | Aug 2006 |
| 351 | K. Petroleum, Inc. | Gahanna, OH 43230 | Oil & Gas Operator | Oct 2025 |
| 352 | Keelex Corporation | | Oil & Gas Operator | Dec 2021 |
| 353 | Kelly, Michael J. | Spencer, WV 25876-0000 | Oil & Gas Operator | Dec 2021 |
| 354 | Kennedy, Billy N | | Oil & Gas Operator | Dec 2019 |
| 355 | Kerr-McGee Corporation | Dallas, TX 75380 | Oil & Gas Operator | Sep 2025 |
| 356 | Key Oil Company | Duncan, OK 73533 | Oil & Gas Operator | Dec 2021 |
| 357 | Keyrock Energy LLC | Johnson City, TN 37604-5749 | Oil & Gas Operator | Dec 2024 |
| 358 | Kimco Inc. | Spencer, WV 25276-1007 | Oil & Gas Operator | Dec 2021 |
| 359 | Kinzer, J. W. | | Oil & Gas Operator | Dec 2006 |
| 360 | Kirkconnell And Associates | | Oil & Gas Operator | Dec 1996 |
| 361 | Kirtley, Ralph | | Oil & Gas Operator | Dec 2005 |
| 362 | Klug, E A & A J (Estate) | Proctor, WV 26055-0000 | Oil & Gas Operator | Dec 2021 |
| 363 | Knobler, Alfred E | | Oil & Gas Operator | Dec 2003 |
| 364 | Knotts Brothers | Orma, WV 25268-0000 | Oil & Gas Operator | Dec 2021 |
| 365 | Knox Energy Inc | New Albany, OH 43054 | Oil & Gas Operator | Dec 2024 |
| 366 | Kodiak Petroleum Corp. | Wichita Falls, TX 76308 | Oil & Gas Operator | Oct 1996 |
| 367 | Krakrow, Inc. | Spencer, WV 25276-1007 | Oil & Gas Operator | Dec 2021 |
| 368 | Kramer Exploration Co. | Delaware, OH 43015 | Oil & Gas Operator | Dec 2009 |
| 369 | Kudella, Ron & Cline, Russell | | Oil & Gas Operator | Feb 2021 |
| 370 | KV Oil & Gas, Inc. | | Oil & Gas Operator | Dec 2006 |
| 371 | L.K. Energies, Inc. | | Oil & Gas Operator | Dec 2002 |
| 372 | Lamar Oil & Gas Co., Inc. | | Oil & Gas Operator | Dec 2021 |
| 373 | Lancaster, Randy L. Dba Heritage Oil & Gas | Middlebourne, WV 26149 | Oil & Gas Operator | Dec 2021 |
| 374 | Landaplenty, LLC | Glenville, WV 26351 | Oil & Gas Operator | Dec 2021 |
| 375 | Larch Oil & Gas Corporation | Cross Lanes, WV 25313 | Oil & Gas Operator | Dec 2021 |
| 376 | Lasco Production Co | | Oil & Gas Operator | Dec 1999 |
| 377 | LBJ Energy Associates, LLC | Staunton,, VA 24402 | Oil & Gas Operator | Dec 2021 |
| 378 | Leatherwood, LLC | Canonsburg, PA 15317-6506 | Oil & Gas Operator | Dec 2023 |
| 379 | Leland Petroleum Production Inc | | Oil & Gas Operator | Dec 2007 |
| 380 | Linn Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Jan 2019 |
| 381 | Lippizan Petroleum, Inc. | Ellenboro, WV 26346 | Oil & Gas Operator | Dec 2024 |
| 382 | Lipps, Alfred J. | Burnsville, WV 26355-0000 | Oil & Gas Operator | Sep 2017 |
| 383 | Little Man Gas, LLC | Pikeville, KY 41501 | Gas Operator | Dec 2021 |
| 384 | Loan Asset Issuer LLC, Series 2021 NG-1 | New York, NY 10022 | Oil & Gas Operator | Nov 2025 |
| 385 | Locin Oil Corporation | Katy, TX 77494 | Oil & Gas Operator | Dec 2025 |
| 386 | Lock 3 Company | Pittsburgh, PA 15220 | Oil & Gas Operator | Dec 2017 |
| 387 | Lone Pine Operating Company, Inc. | Salem, WV 26426 | Oil & Gas Operator | Dec 2021 |
| 388 | Low Gap L.L.C. | Cairo, WV 26337 | Gas Operator | Dec 2020 |
| 389 | Lowther, Dan M | Alum Bridge, WV 26321 | Oil & Gas Operator | Dec 2020 |
| 390 | Lucas Well Service, Inc. | Parkersburg, WV 26101 | Oil & Gas Operator | Dec 2021 |
| 391 | Lydic, W. J., Inc. | Zanesville, OH 43702-2310 | Oil & Gas Operator | Jan 2005 |
| 392 | M & A Well Service, Inc. | Arnoldsburg, WV 25234-0000 | Oil & Gas Operator | Dec 2021 |
| 393 | M & M Drilling | Spencer, WV 25276-0905 | Oil & Gas Operator | Dec 2021 |
| 394 | M V Crum Gas Partners | Paintsville, KY 41240 | Gas Operator | Dec 2021 |
| 395 | M4 Energy, LLC | Watsontown, PA 17777-1133 | Oil & Gas Operator | Dec 2024 |
| 396 | Macfarlan Oil And Gas, LLC | Ellenboro, WV 26346-0058 | Oil & Gas Operator | Dec 2021 |
| 397 | Mahue Construction Company | Huntington, WV 25724-2345 | Oil & Gas Operator | Dec 2021 |
| 398 | Malvern Group Inc | Clearwater, FL 33758-6817 | Oil & Gas Operator | Mar 2005 |
| 399 | Mann Energy, Inc. | Charleston, WV 25332-3242 | Oil & Gas Operator | Nov 2018 |
| 400 | Maranatha Energy Corporation | Athens, WV 24712 | Oil & Gas Operator | Dec 2021 |