| 301 | Marco Oil Co, Inc | Sparta, KY 41086 | Oil Operator | Dec 2021 |
| 302 | Marsh Oil & Gas Field Services, Inc | Sebree, KY 42455 | Oil & Gas Operator | Dec 2022 |
| 303 | Matriks Energy LLC | Ashland, KY 41102 | Gas Operator | Dec 2021 |
| 304 | Maximum Energy Development, LLC | Glasgow, KY 42142 | Oil Operator | Dec 2022 |
| 305 | Maximum Oil & Gas, Inc | | Gas Operator | Dec 2022 |
| 306 | Mays, Herbert | | Oil Operator | Dec 2022 |
| 307 | MBM Production, LLC | Pikeville, KY 41501 | Oil & Gas Operator | Dec 2022 |
| 308 | MC Oil, LLC | Morganfield, KY 42437 | Oil Operator | Dec 2022 |
| 309 | McCarter, Rex | | Oil Operator | Dec 2022 |
| 310 | McDonald, Lee | | Oil Operator | Dec 2022 |
| 311 | McWhorter, Jimmy L | Louisville, KY 40218 | Oil Operator | Dec 2022 |
| 312 | MDM Energy, Inc. | The Colony, TX 75056 | Oil & Gas Operator | Mar 2025 |
| 313 | Meng, Charles H | Lexington, KY 40502 | Gas Operator | Dec 2022 |
| 314 | Meridian Resources, LLC | Evansville, IN 47715 | Oil Operator | Jul 2024 |
| 315 | Metgas Co, A Partnership | | Oil & Gas Operator | Dec 2016 |
| 316 | Miami Oil Producers Inc | Reno, NV 89501 | Oil & Gas Operator | Dec 2012 |
| 317 | Midway City Gas Company | Huntington, WV 25701 | Oil & Gas Operator | Dec 2017 |
| 318 | Mieka LLC | Flower Mound, TX 75028-7446 | Oil & Gas Operator | Dec 2014 |
| 319 | Miller, Luke A | Keaton, KY 41226 | Oil Operator | Dec 2022 |
| 320 | Mills, Paul Dba Full Time Contracting | Corbin, KY 40701 | Gas Operator | Dec 2022 |
| 321 | Minerals MGMT Group, Inc | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 2021 |
| 322 | Mollett Oil Productions, LLC | Thelma, KY 41260 | Oil Operator | Dec 2020 |
| 323 | Montgomery Oil Co | | Oil Operator | Dec 2018 |
| 324 | Mountain State Production, Inc | | Gas Operator | Dec 2022 |
| 325 | Mountaintop Baking Co | Kimper, KY 41539 | Gas Operator | Dec 2022 |
| 326 | MSD Energy, Inc | Rapid City, SD 57702 | Oil & Gas Operator | Dec 2020 |
| 327 | Musgrave, Dalton | | Oil Operator | Dec 2020 |
| 328 | Nally, Joseph L | Uniontown, KY 42461 | Oil & Gas Operator | Dec 2021 |
| 329 | Nami Resources Company, LLC | | Oil & Gas Operator | Dec 2022 |
| 330 | Navitas Land And Mineral Development, LLC | | Oil Operator | Dec 2016 |
| 331 | Nell, Margaret 2015 Trust | Albany, KY 42602 | Oil Operator | Dec 2022 |
| 332 | Nelson Ent | | Oil Operator | Dec 2016 |
| 333 | Nelson Enterprises | Carmi, IL 62821 | Oil Operator | Dec 2022 |
| 334 | New River Energy Corporation | | Gas Operator | Dec 2017 |
| 335 | Newport Oil Corporation | Clearwater, FL 33755 | Oil & Gas Operator | Jul 2011 |
| 336 | Nichols Operating LLC | Fort Branch, IN 47648 | Oil & Gas Operator | Dec 2021 |
| 337 | Nolin Rural Electric Coop | Elizabethtown, KY 42701 | Gas Operator | Dec 2022 |
| 338 | Norwood Energy, Inc | | Oil Operator | Dec 2015 |
| 339 | Nowea, Inc | Melbourne, FL 32901 | Oil Operator | Dec 2022 |
| 340 | Noxxe | Ottawa, KS 66067 | Oil & Gas Operator | Dec 2021 |
| 341 | Numatex, Inc | | Oil Operator | Dec 2013 |
| 342 | Nytis Exploration Company LLC | Lexington, KY 40509 | Oil & Gas Operator | Dec 2021 |
| 343 | Obermeyer, C R | | Oil Operator | Dec 2022 |
| 344 | Oeth DRLG Co | | Oil Operator | Dec 2018 |
| 345 | Ohio Kentucky Oil Corporation | Lexington, KY 40503 | Oil & Gas Operator | Dec 2020 |
| 346 | Ohio Valley Energy, Inc | Livermore, KY 42352 | Oil Operator | Dec 2022 |
| 347 | Oilfield Research, Inc | | Oil Operator | Dec 2021 |
| 348 | Onyx Int'L Exploration LLC | | Oil & Gas Operator | Dec 2015 |
| 349 | Orbit Gas Transmission, Inc | Owensboro, KY 42303 | Oil & Gas Operator | Dec 2021 |
| 350 | Overfield, Lee R | Waverly, KY 42462 | Oil Operator | Dec 2016 |
| 351 | Owens, Rickey | Windsor, KY 42565 | Oil Operator | Dec 2022 |
| 352 | Oxy USA Inc | Houston, TX 77046 | Oil & Gas Operator | Mar 2025 |
| 353 | P & J Resources, Inc | | Oil & Gas Operator | Dec 2013 |
| 354 | P T C, Inc | Raccoon, KY 41557 | Gas Operator | Dec 2022 |
| 355 | Pacific-Northwestern Energy LLC | | Oil Operator | Dec 2022 |
| 356 | Papineau Drilling, Inc | Albany, KY 42602 | Oil Operator | Dec 2012 |
| 357 | Paragon Trading Co., LLC | | Oil Operator | Dec 2009 |
| 358 | Payne Bros DRLG Co | Newburgh, IN 47629 | Oil Operator | Dec 2022 |
| 359 | Payne, George A | Newburgh, IN 47629 | Oil Operator | Dec 2022 |
| 360 | Payne, H Jennings Dba Payne Bros | Newburgh, IN 47630 | Oil Operator | Dec 2022 |
| 361 | Peach, Dennis L | Hartford, KY 42347 | Oil Operator | Dec 2022 |
| 362 | Penn VIrginia Oil & Gas Corp | Houston, TX 77024 | Oil & Gas Operator | Dec 2018 |
| 363 | Penn-Ind Oil Co | | Oil Operator | Dec 2022 |
| 364 | Perkins, Don & Assoc, Inc | | Oil Operator | Dec 2009 |
| 365 | Petro-Flow, Inc | | Gas Operator | Dec 2021 |
| 366 | Petrotech Resources Corp | Glasgow, KY 42141 | Oil & Gas Operator | Dec 2022 |
| 367 | Picayune Resources, Inc | Lexington, KY 40509 | Oil & Gas Operator | Dec 2022 |
| 368 | Pioneer Oil Company, Inc | Vincennes, IN 47501 | Oil & Gas Operator | Nov 2024 |
| 369 | Pioneer Prospect LLP | Sioux Falls, SD 57108 | Gas Operator | Dec 2022 |
| 370 | Pipeline Holdings, Inc | | Gas Operator | Dec 2012 |
| 371 | Planet Energy, LLC | | Oil & Gas Operator | Dec 2015 |
| 372 | Plateau Energy, LLC | Smyer, TX 79367 | Oil & Gas Operator | Dec 2022 |
| 373 | Plowboy Res, Inc | | Oil Operator | Dec 2022 |
| 374 | Powell, J R Trust Uta 1-1-1983 | | Oil & Gas Operator | Dec 2013 |
| 375 | Preston Oil Co | Woodlands, TX 77380 | Oil & Gas Operator | Dec 2009 |
| 376 | Primo Petroleum, LLC | Austin, TX 78729 | Oil Operator | Dec 2018 |
| 377 | Primrose Oil LLC | Oil Springs, KY 41238 | Oil & Gas Operator | Dec 2022 |
| 378 | Pro- Gas, Inc. | Midland, TX 79711 | Oil & Gas Operator | Mar 2025 |
| 379 | Puckett Oil, LLC | Irvine, KY 40336 | Oil Operator | Dec 2022 |
| 380 | Quad-Tex Oil & Gas, Inc | | Oil Operator | Dec 2022 |
| 381 | Quality Natural Gas, LLC | Allen, KY 41601 | Oil & Gas Operator | Dec 2022 |
| 382 | Quisenberry, Gene | | Oil & Gas Operator | Dec 2016 |
| 383 | R & S Energy, Inc. | Snook, TX 77878 | Oil & Gas Operator | Mar 2025 |
| 384 | R B Energy, Inc | Manchester, KY 40962 | Oil & Gas Operator | Jan 2015 |
| 385 | R E Riley & Company | Charleston, WV 25301 | Gas Operator | Dec 2021 |
| 386 | R H Penick Operating | Heath, OH 43056 | Gas Operator | Dec 2022 |
| 387 | R S V Co, Inc | Pikeville, KY 41501 | Gas Operator | Dec 2021 |
| 388 | Ralph, C D | Owensboro, KY 42301 | Oil Operator | Dec 2004 |
| 389 | Ravenna Oil Co | Beattyville, KY 41311 | Oil Operator | Dec 2021 |
| 390 | Raw Oil & Gas, Inc. | Lubbock, TX 79401 | Oil & Gas Operator | Mar 2025 |
| 391 | Rebel Oil Company | Keaton, KY 41226 | Oil & Gas Operator | Jan 2025 |
| 392 | Reliford, Jimmy DRLG Co | Columbia, KY 42728 | Oil & Gas Operator | Dec 2018 |
| 393 | Reliford, Judy | Columbia, KY 42728 | Oil Operator | Dec 2022 |
| 394 | Renfro, William B | | Oil Operator | Dec 2013 |
| 395 | Resource Energy Technologies, LLC | | Oil & Gas Operator | Dec 2017 |
| 396 | Rey Oil & Gas, Inc | Oneida, TN 37841 | Oil Operator | Dec 2022 |
| 397 | Reynolds Res, Inc | Owensboro, KY 42303 | Oil & Gas Operator | Dec 2022 |
| 398 | Rich, Joe | | Oil Operator | Dec 2018 |
| 399 | Rick Parrish & Family Contractors Inc | Albany, KY 42602 | Oil Operator | Dec 2022 |
| 400 | Rick-Rod Oil Company, Inc | Columbia, KY 42728 | Oil Operator | Dec 2022 |