| 201 | Gator Oil Co | Banner Elk, NC 28604 | Oil & Gas Operator | Dec 2020 |
| 202 | Gea Oil Drilling LLC | | Oil Operator | Dec 2016 |
| 203 | Geigo Co, LLP | | Oil Operator | Dec 2017 |
| 204 | Geo Exploration, Inc | Paducah, KY 42002 | Oil Operator | Dec 2024 |
| 205 | Geo Oil Co Inc | Bloomington, IN 47402 | Oil Operator | Dec 2023 |
| 206 | Geoex, Inc. | Williamson, WV 25661 | Oil & Gas Operator | Dec 2024 |
| 207 | Georesources, Inc. | Williston, ND 58802-1505 | Oil & Gas Operator | Dec 2024 |
| 208 | Ghent Inv, Inc | Lexington, KY 40588 | Oil & Gas Operator | Dec 2023 |
| 209 | Gilbert Exploration Company Inc | Charleston, WV 25301 | Oil & Gas Operator | Dec 2024 |
| 210 | Global Exploration, LLC | Lexington, KY 40502 | Oil Operator | Dec 2023 |
| 211 | Glover Oilfield Service, Inc. | Olney, IL 62450 | Oil & Gas Operator | Dec 2013 |
| 212 | Graham-Michaelis Corporation | Wichita, KS 67201 | Oil & Gas Operator | Dec 2010 |
| 213 | Great Western Drilling Co | Midland, TX 79701 | Oil & Gas Operator | Jul 2026 |
| 214 | Green River Gas Co, Inc | | Oil & Gas Operator | Dec 2010 |
| 215 | Greenville Oil Company | Greenville, KY 42345 | Oil Operator | Dec 2023 |
| 216 | Grey Eagle Const Co | Kermit, WV 25674 | Gas Operator | Dec 2024 |
| 217 | Grey, Lonnie & Lennie Adams | Ravenna, KY 40472 | Oil Operator | Dec 2016 |
| 218 | Greylock Conventional, LLC | Charleston, WV 25311 | Oil & Gas Operator | Apr 2026 |
| 219 | Greylock Opco LLC | Charleston, WV 25311 | Oil & Gas Operator | Dec 2025 |
| 220 | Gulf Oil Corp. | Denver, CO 80201-0599 | Oil & Gas Operator | Dec 2014 |
| 221 | Gulf Refining Co | | Oil Operator | Dec 2006 |
| 222 | Gulfstar Energy Group, LLC | Caneyville, KY 42721 | Oil & Gas Operator | Dec 2024 |
| 223 | H K A Enterprises Inc | Kettle, KY 42717 | Oil Operator | Dec 2021 |
| 224 | Hagan, IVan - All-Kin Oil Co | | Oil Operator | Dec 2024 |
| 225 | Hall Farm Leasing, LLC | | Oil Operator | Dec 2012 |
| 226 | Har Ken Oil Company | | Oil & Gas Operator | Dec 2021 |
| 227 | Har-Ken Agent Ok, LTD | Owensboro, KY 42302 | Oil & Gas Operator | Dec 2023 |
| 228 | Hard Rock DRLG Co | Falls Of Rough, KY 40119 | Oil Operator | Dec 2023 |
| 229 | Hart Oil, LLC | | Oil Operator | Dec 2014 |
| 230 | Hawkins, Blanche | Clay City, KY 40312 | Oil Operator | Dec 2023 |
| 231 | Hay Exploration, Inc | Ashland, KY 41102 | Oil & Gas Operator | Dec 2024 |
| 232 | Hayden Harper Energy Ka, LLC | Charlotte, NC 28203-4173 | Oil & Gas Operator | Dec 2021 |
| 233 | Hayden, Mabel | Barkerton, KY 42717 | Oil Operator | Dec 2015 |
| 234 | Hi-Mi Exploration, LLC | Alvaton, KY 42122 | Oil & Gas Operator | Dec 2022 |
| 235 | Hickey, Jeff | Whitesville, KY 42378 | Oil Operator | Dec 2023 |
| 236 | High Splint Gas & Oil, Inc | Greenville, KY 42345 | Oil Operator | Dec 2023 |
| 237 | Highland Oil & Gas Co | Mason, OH 45040 | Oil Operator | Dec 2022 |
| 238 | Hillside Oil Inc | Aurora, ON L4G | Oil Operator | Dec 2021 |
| 239 | Hilltopper Energy, LLC | Hopkinsville, KY 42240 | Oil & Gas Operator | Dec 2023 |
| 240 | Hinkle Oil And Gas Inc | Oklahoma City, OK 73112-4275 | Oil & Gas Operator | May 2026 |
| 241 | Hobbs, Columbus Agent | | Oil & Gas Operator | Dec 2018 |
| 242 | Hoffman George A | | Oil & Gas Operator | Dec 2022 |
| 243 | Homeland Energy GP | Campbellsville, KY 42719 | Oil & Gas Operator | Dec 2021 |
| 244 | Horizon Natural Gas, LLC | | Oil & Gas Operator | Dec 2018 |
| 245 | Howard, Anthony D | Philpot, KY 42366 | Oil Operator | Dec 2023 |
| 246 | HTC Gas Company, LLC | Hindman, KY 41822 | Gas Operator | Dec 2023 |
| 247 | Huntington Midway Incorporated | Huntington, WV 25709 | Oil & Gas Operator | Dec 2021 |
| 248 | Hurt, W C & C E | | Oil Operator | Dec 2006 |
| 249 | Hydrocarbon Inv, Inc | | Oil Operator | Dec 2018 |
| 250 | Indiana Petroleum Cont | | Oil Operator | Dec 2024 |
| 251 | Indiana Petroleum Contractors Inc. | | Oil Operator | Dec 2024 |
| 252 | Innovative Exploration, LLC | Cincinnati, OH 45219 | Oil Operator | Dec 2024 |
| 253 | Interstate Natural Gas Company, LLC | Pikeville, KY 41502 | Oil & Gas Operator | Dec 2024 |
| 254 | Ison, Samuel M | Isonville, KY 41149 | Oil Operator | Dec 2024 |
| 255 | J J & H Industrial LLC | Hampton, VA 23669 | Oil Operator | Dec 2021 |
| 256 | J M L Oil & Gas Company | Paintsville, KY 41240 | Oil & Gas Operator | Dec 2024 |
| 257 | Jacks Creek Oil & Gas-W T Lindsey, Agent | Pikeville, KY 41501 | Gas Operator | Dec 2024 |
| 258 | Jackson & Richardson, Inc | Lafollette, TN 37766 | Gas Operator | Dec 2023 |
| 259 | Jackson, Howard Dba Jackson Enterprises | Williamsburg, KY 40769 | Oil & Gas Operator | Dec 2024 |
| 260 | Jaguar Oil, LLC | Evansville, IN 47713 | Oil Operator | Dec 2022 |
| 261 | Janes, Richard & Sandy | Columbia, KY 42728 | Oil Operator | Dec 2023 |
| 262 | Jarvis Drilling, Inc. | MT Zion, IL 62549 | Oil & Gas Operator | Dec 2023 |
| 263 | Jenkins, Oliver | Paintsville, KY 41240 | Gas Operator | Dec 2014 |
| 264 | Jennings Drilling Co. | | Oil & Gas Operator | Dec 1997 |
| 265 | Jerry Hess Operating Company | Muenster, TX 76252 | Oil Operator | Dec 2008 |
| 266 | Jetta Operating Appalachia, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2024 |
| 267 | Joe Todd Oil Project | | Oil & Gas Operator | Dec 2011 |
| 268 | Jordan Oil Company, Inc. | Lake Charles, LA 70602 | Oil & Gas Operator | Dec 2019 |
| 269 | JTH Capital Group, LLC | Bowling Green, KY 42103 | Oil Operator | Dec 2023 |
| 270 | K & D Energy | | Oil Operator | Dec 2018 |
| 271 | K & J Downhole, LLC | Richmond, KY 40475 | Oil & Gas Operator | Dec 2024 |
| 272 | K-B Oil Company | Dallas, TX 75243 | Oil & Gas Operator | Dec 2020 |
| 273 | K. Petroleum, Inc. | Gahanna, OH 43230 | Oil & Gas Operator | Apr 2026 |
| 274 | Kelcas Well Services LTD | Owensboro, KY 42303 | Oil Operator | Dec 2021 |
| 275 | Kellous Oil, Inc | | Oil Operator | Dec 2013 |
| 276 | Kelly Energy Co, Inc | Henderson, KY 42420 | Oil Operator | Dec 2022 |
| 277 | Keneco, Inc | | Oil & Gas Operator | Dec 2018 |
| 278 | Kentucky Energy Group LLC | Phelps, KY 41553 | Gas Operator | Dec 2024 |
| 279 | Kentucky Exploration LLC | Lexington, KY 40509 | Oil & Gas Operator | Dec 2014 |
| 280 | Kentucky Gas Development, LLC | | Oil & Gas Operator | Dec 2020 |
| 281 | Kentucky Processing Plant, LLC | | Oil & Gas Operator | Dec 2024 |
| 282 | Kentucky River Oil & Gas, LLC | | Oil Operator | Dec 2024 |
| 283 | Key Oil Company | Duncan, OK 73533 | Oil & Gas Operator | Dec 2021 |
| 284 | Killian, Jeffrey M | Bowling Green, KY 42101 | Oil Operator | Dec 2023 |
| 285 | Kinzer, J. W. | | Oil & Gas Operator | Dec 2006 |
| 286 | Kirby & Son Dozing | Lewisburg, KY 42256 | Oil Operator | Dec 2023 |
| 287 | KLC Petroleum Company, LLC | Henderson, KY 42420 | Oil Operator | Dec 2023 |
| 288 | Kruckenberg & Scott | Isabel, KS 67065 | Oil Operator | Dec 2011 |
| 289 | KV Oil & Gas, Inc. | | Oil & Gas Operator | Dec 2006 |
| 290 | KWR Ventures LLC | Harrisburg, IL 62946 | Oil Operator | Dec 2024 |
| 291 | Ky Crude LLC | Bowling Green, KY 42103 | Oil Operator | Dec 2021 |
| 292 | Ky Energy Group, LLC | | Oil & Gas Operator | Dec 2015 |
| 293 | Ky Ohio Gas Co | | Oil Operator | Dec 2021 |
| 294 | Ky-Tenn Expl Co, Inc | New Concord, OH 43762 | Oil & Gas Operator | Dec 2024 |
| 295 | Kytx Oil & Gas, LLC | Gray, KY 40734 | Oil & Gas Operator | Dec 2024 |
| 296 | L & B Oil & Gas, Inc | Harold, KY 41635 | Oil & Gas Operator | Dec 2024 |
| 297 | L. A. W. Oil, LLC | | Oil Operator | Dec 2024 |
| 298 | Lamar Properties | Evansville, IN 47716 | Gas Operator | Dec 2024 |
| 299 | Last Ditch Petroleum LLC | Edmonton, KY 42129 | Oil Operator | Dec 2023 |
| 300 | Latham, Richard K | Lewisburg, KY 42256 | Oil Operator | Dec 2022 |