| 201 | Gea Oil Drilling LLC | | Oil Operator | Dec 2016 |
| 202 | Geigo Co, LLP | | Oil Operator | Dec 2017 |
| 203 | Geo Oil Co Inc | Bloomington, IN 47402 | Oil Operator | Dec 2021 |
| 204 | Geoex, Inc. | Williamson, WV 25661 | Oil & Gas Operator | Dec 2021 |
| 205 | Georesources, Inc. | Williston, ND 58802-1505 | Oil & Gas Operator | Dec 2014 |
| 206 | Ghent Inv, Inc | Lexington, KY 40588 | Oil & Gas Operator | Dec 2019 |
| 207 | Gilbert Exploration Company Inc | Charleston, WV 25301 | Oil & Gas Operator | Dec 2021 |
| 208 | Gilliam Oil Co | | Oil Operator | Dec 2022 |
| 209 | Glend-Owen Oil Co LLC | Madison, WI 53705 | Oil Operator | Dec 2022 |
| 210 | Global Exploration, LLC | Lexington, KY 40502 | Oil Operator | Dec 2022 |
| 211 | Glover Oilfield Service, Inc. | Olney, IL 62450 | Oil & Gas Operator | Dec 2013 |
| 212 | Goebel, Kenneth & Paula S | MT Vernon, IN 47620 | Oil Operator | Dec 2022 |
| 213 | Good As Gold LLC | Glasgow, KY 42141 | Oil Operator | Dec 2022 |
| 214 | Graham-Michaelis Corporation | Wichita, KS 67201 | Oil & Gas Operator | Dec 2010 |
| 215 | Great Western Drilling Co | Midland, TX 79701 | Oil & Gas Operator | Apr 2024 |
| 216 | Green River Gas Co, Inc | | Oil & Gas Operator | Dec 2010 |
| 217 | Greenville Oil Company | Greenville, KY 42345 | Oil Operator | Dec 2020 |
| 218 | Grey, Lonnie & Lennie Adams | Ravenna, KY 40472 | Oil Operator | Dec 2016 |
| 219 | Greylock Conventional, LLC | Charleston, WV 25311 | Oil & Gas Operator | Jan 2024 |
| 220 | Greylock Opco LLC | Charleston, WV 25311 | Oil & Gas Operator | Dec 2023 |
| 221 | Gulf Oil Corp. | Denver, CO 80201-0599 | Oil & Gas Operator | Dec 2014 |
| 222 | Gulf Refining Co. | | Oil Operator | Dec 2006 |
| 223 | Gulfstar Energy Group, LLC | Caneyville, KY 42721 | Oil & Gas Operator | Dec 2022 |
| 224 | H K A Enterprises Inc | Kettle, KY 42717 | Oil Operator | Dec 2021 |
| 225 | Hall Farm Leasing, LLC | | Oil Operator | Dec 2012 |
| 226 | Hall'S Well DRLG & Pump Service, Inc | Avon Park, FL 33825 | Oil Operator | Dec 2022 |
| 227 | Har-Ken Agent Ok, LTD | Owensboro, KY 42302 | Oil & Gas Operator | Dec 2022 |
| 228 | Har-Ken Oil Co | | Oil & Gas Operator | Dec 2021 |
| 229 | Hard Rock DRLG Co | Falls Of Rough, KY 40119 | Oil Operator | Dec 2022 |
| 230 | Harrell, Herbert E | Columbia, KY 42728 | Oil Operator | Dec 2022 |
| 231 | Hart Oil, LLC | | Oil Operator | Dec 2014 |
| 232 | Hawkins, Blanche | Clay City, KY 40312 | Oil Operator | Dec 2022 |
| 233 | Hay Exploration, Inc | Ashland, KY 41102 | Oil & Gas Operator | Dec 2021 |
| 234 | Hayden Harper Energy Ka, LLC | Charlotte, NC 28203-4173 | Oil & Gas Operator | Dec 2021 |
| 235 | Hayden, Mabel | Barkerton, KY 42717 | Oil Operator | Dec 2015 |
| 236 | Heath, Chad | Greensburg, KY 42743 | Oil Operator | Dec 2022 |
| 237 | Hi-Mi Exploration, LLC | Alvaton, KY 42122 | Oil & Gas Operator | Dec 2022 |
| 238 | Hickey, Jeff | Whitesville, KY 42378 | Oil Operator | Dec 2021 |
| 239 | Hickman, Chad | Burkesville, KY 42717 | Oil Operator | Dec 2022 |
| 240 | High Splint Gas & Oil, Inc | Greenville, KY 42345 | Oil Operator | Dec 2022 |
| 241 | Highland Oil & Gas Co | Mason, OH 45040 | Oil Operator | Dec 2022 |
| 242 | Hillside Oil Inc | Aurora, ON L4G | Oil Operator | Dec 2021 |
| 243 | Hilltopper Energy, LLC | Hopkinsville, KY 42240 | Oil & Gas Operator | Dec 2022 |
| 244 | Hinkle Oil And Gas Inc | Oklahoma City, OK 73112-4275 | Oil & Gas Operator | Jan 2024 |
| 245 | Hobbs, Columbus Agent | | Oil & Gas Operator | Dec 2018 |
| 246 | Hoffman George A | | Oil & Gas Operator | Dec 2022 |
| 247 | Homeland Energy GP | Campbellsville, KY 42719 | Oil & Gas Operator | Dec 2021 |
| 248 | Hoots Jr, Willard | Martinsville, IN 46151 | Oil Operator | Dec 2022 |
| 249 | Horizon Natural Gas, LLC | | Oil & Gas Operator | Dec 2018 |
| 250 | Howard, Anthony D | Philpot, KY 42366 | Oil Operator | Dec 2022 |
| 251 | Howard, Thomas E Dba Tower Oil Co | | Oil Operator | Dec 2022 |
| 252 | HTC Gas Company, LLC | Hindman, KY 41822 | Gas Operator | Dec 2021 |
| 253 | Huntington Midway Incorporated | Huntington, WV 25709 | Oil & Gas Operator | Dec 2021 |
| 254 | Hurt, W C & C E | | Oil Operator | Dec 2006 |
| 255 | Hydrocarbon Inv, Inc | | Oil Operator | Dec 2018 |
| 256 | Indian Creek Resources Inc | Loveland, CO 80538 | Oil & Gas Operator | Feb 2024 |
| 257 | Inland Gas Co, Inc | | Oil & Gas Operator | Dec 2022 |
| 258 | Innovative Exploration, LLC | Cincinnati, OH 45219 | Oil Operator | Dec 2021 |
| 259 | Interstate Natural Gas Company, LLC | Pikeville, KY 41502 | Oil & Gas Operator | Dec 2021 |
| 260 | Ison, Samuel M | Isonville, KY 41149 | Oil Operator | Dec 2022 |
| 261 | J J & H Industrial LLC | Hampton, VA 23669 | Oil Operator | Dec 2021 |
| 262 | J M L Oil & Gas Company | Paintsville, KY 41240 | Oil & Gas Operator | Dec 2022 |
| 263 | Jackson & Richardson, Inc | Lafollette, TN 37766 | Gas Operator | Dec 2019 |
| 264 | Jackson, Fred & CC Royer | | Oil Operator | Dec 2022 |
| 265 | Jackson, Howard Dba Jackson Enterprises | Williamsburg, KY 40769 | Oil & Gas Operator | Dec 2022 |
| 266 | Jacobus, R H | | Oil Operator | Dec 2022 |
| 267 | Jaguar Oil, LLC | Evansville, IN 47713 | Oil Operator | Dec 2022 |
| 268 | Janes, Richard & Sandy | Columbia, KY 42728 | Oil Operator | Dec 2022 |
| 269 | Jarvis Drilling, Inc. | MT Zion, IL 62549 | Oil & Gas Operator | Aug 2020 |
| 270 | Jennings DRLG Co, Inc | | Oil & Gas Operator | Dec 1997 |
| 271 | Jerry Hess Operating Company | Muenster, TX 76252 | Oil Operator | Dec 2008 |
| 272 | Jetta Operating Appalachia, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2022 |
| 273 | Joe Todd Oil Project | | Oil & Gas Operator | Dec 2011 |
| 274 | Jordan Oil Company, Inc. | Lake Charles, LA 70602 | Oil & Gas Operator | Dec 2019 |
| 275 | JTH Capital Group, LLC | Bowling Green, KY 42103 | Oil Operator | Dec 2022 |
| 276 | K & D Energy | | Oil Operator | Dec 2018 |
| 277 | K-B Oil Company | Dallas, TX 75243 | Oil & Gas Operator | Dec 2020 |
| 278 | K. Petroleum, Inc. | Gahanna, OH 43230 | Oil & Gas Operator | Dec 2023 |
| 279 | Kelcas Well Services LTD | Owensboro, KY 42303 | Oil Operator | Dec 2021 |
| 280 | Kellous Oil, Inc | | Oil Operator | Dec 2013 |
| 281 | Kelly Energy Co, Inc | Henderson, KY 42420 | Oil Operator | Dec 2022 |
| 282 | Keneco, Inc | | Oil & Gas Operator | Dec 2018 |
| 283 | Kentucky Exploration LLC | Lexington, KY 40509 | Oil & Gas Operator | Dec 2014 |
| 284 | Kentucky Gas Development, LLC | | Oil & Gas Operator | Dec 2020 |
| 285 | Key Oil Company | Duncan, OK 73533 | Oil & Gas Operator | Dec 2021 |
| 286 | Killian, Jeffrey M | Bowling Green, KY 42101 | Oil & Gas Operator | Dec 2022 |
| 287 | Kinzer, J. W. | | Oil & Gas Operator | Dec 2006 |
| 288 | Kirby & Son Dozing | Lewisburg, KY 42256 | Oil Operator | Dec 2022 |
| 289 | KLC Petroleum Company, LLC | Henderson, KY 42420 | Oil Operator | Dec 2021 |
| 290 | Kruckenberg & Scott | Isabel, KS 67065 | Oil Operator | Dec 2011 |
| 291 | KV Oil & Gas, Inc. | | Oil & Gas Operator | Dec 2006 |
| 292 | KWR Ventures LLC | Harrisburg, IL 62946 | Oil Operator | Dec 2021 |
| 293 | Ky Crude LLC | Bowling Green, KY 42103 | Oil Operator | Dec 2021 |
| 294 | Ky Energy Group, LLC | | Oil & Gas Operator | Dec 2015 |
| 295 | Ky Ohio Gas Co | | Oil Operator | Dec 2021 |
| 296 | Ky-Tenn Expl Co, Inc | New Concord, OH 43762 | Oil & Gas Operator | Dec 2020 |
| 297 | Kytx Oil & Gas, LLC | Gray, KY 40734 | Oil & Gas Operator | Dec 2021 |
| 298 | L & B Oil & Gas, Inc | Harold, KY 41635 | Oil & Gas Operator | Dec 2022 |
| 299 | L. A. W. Oil, LLC | | Oil Operator | Dec 2018 |
| 300 | Last Ditch Petroleum LLC | Edmonton, KY 42129 | Oil Operator | Dec 2021 |