| 16201 | Koehn, Carolyn | Galva, KS 67443 | Oil Operator | Jun 2025 |
| 16202 | Koehn, John W. | Sublette, KS 67877 | Gas Operator | May 2018 |
| 16203 | Koehn, Max R. | Copeland, KS 67837 | Oil & Gas Operator | Oct 2019 |
| 16204 | Koehn, Radell W. And Austin Koehn & Morgan Koehn | Galva, KS 67443 | Oil Operator | Jun 2025 |
| 16205 | Koehn, Roger D. | Galva, KS 67443 | Oil Operator | Apr 1998 |
| 16206 | Koelsch Rex Or Marie | Tulsa, OK 74107-8647 | Oil & Gas Operator | Jul 2024 |
| 16207 | Kohler Energy Corporation | Dallas, TX 75201 | Oil & Gas Operator | Jun 1994 |
| 16208 | Kohler Industrial Nat. Gas, Inc. | Kohler, WI 53044 | Gas Operator | Dec 2000 |
| 16209 | Kojo Energy, Inc. | Odessa, TX 79760 | Oil & Gas Operator | Dec 2025 |
| 16210 | Koko Skadi, LLC | Austin, TX 78731 | Oil & Gas Operator | Dec 2025 |
| 16211 | Kokomo Energy, Inc. | Gorman, TX 76454 | Oil & Gas Operator | Dec 2025 |
| 16212 | Kokomo Oil Company | Houston, TX 77227 | Oil & Gas Operator | Apr 1998 |
| 16213 | Kolar Petroleum Inc | Oklahoma City, OK 73162-1509 | Oil & Gas Operator | Jun 2007 |
| 16214 | Kolb, James | Aspermont, TX 79502 | Oil & Gas Operator | Jul 2003 |
| 16215 | Kolibri Energy Us, Inc. | Thousand Oaks, CA 91320-1272 | Oil & Gas Operator | Aug 2025 |
| 16216 | Kollao Properties LLC | Midland, TX 79702 | Oil & Gas Operator | Dec 2025 |
| 16217 | Kolodczak, Debra | North Collins, NY 14111 | Gas Operator | Dec 2024 |
| 16218 | Konantz, Inc. | | Oil & Gas Operator | Jan 1995 |
| 16219 | Konantz, Ronald J. Inc. | Houma, LA 70360 | Oil & Gas Operator | Dec 2025 |
| 16220 | Koonce Oil Company | Iowa Park, TX 76367 | Oil & Gas Operator | Oct 1993 |
| 16221 | Koontz Oil Company | Nocona, TX 76255 | Oil Operator | Aug 2022 |
| 16222 | Kop-Mor Producti | | Oil Operator | Sep 1992 |
| 16223 | Kopco Inc | Caney, KS 67333 | Oil & Gas Operator | Sep 2025 |
| 16224 | Koram Operating LLC | Houston, TX 77079 | Oil & Gas Operator | Dec 2006 |
| 16225 | Kore Energy LLC | | Oil & Gas Operator | Sep 2025 |
| 16226 | Korman Exploration, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Jan 2001 |
| 16227 | Kornblit, Majir | | Oil Operator | Nov 1998 |
| 16228 | Kornye-Tillman Company | Cleburne, TX 76031 | Oil & Gas Operator | Dec 2025 |
| 16229 | Koron Investments, Inc. | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 16230 | Kosarek, Charlie | San Antonio, TX 78213 | Oil & Gas Operator | Oct 2006 |
| 16231 | Kot, Inc. | Lost Springs, KS 66859 | Oil Operator | Aug 2016 |
| 16232 | Kotlowski, Keith | Alden, NY 14004 | Oil & Gas Operator | Dec 2024 |
| 16233 | Kottwitz Oil Co., A General Partnership | | Oil Operator | Jul 2019 |
| 16234 | Kouatli, Aiman M. | Caldwell, TX 77836 | Oil & Gas Operator | Dec 2025 |
| 16235 | Kouplen Steve | Beggs, OK 74421 | Oil & Gas Operator | Oct 2024 |
| 16236 | Kovar Operating, LLC | Victoria, TX 77901 | Oil & Gas Operator | Sep 2021 |
| 16237 | Koven Production Co. | San Antonio, TX 78232 | Oil & Gas Operator | Aug 2003 |
| 16238 | Koyl Oil Inc | | Oil & Gas Operator | Oct 2025 |
| 16239 | Kozaczka, Loretta M. | Gowanda, NY 14070 | Gas Operator | Dec 2024 |
| 16240 | KP Exploration, Inc. | Houston, TX 77002 | Oil & Gas Operator | Apr 1997 |
| 16241 | KP Oil, LLC | | Oil & Gas Operator | Jun 2025 |
| 16242 | KPL Production Company LLC | Oklahoma City, OK 73112-4709 | Oil & Gas Operator | Feb 2017 |
| 16243 | KPR Incorporated | | Oil & Gas Operator | Nov 1988 |
| 16244 | Kracken Operating LLC | Lawrence, KS 66047 | Oil Operator | Dec 2019 |
| 16245 | Kraemer II LLC | | Oil & Gas Operator | Dec 2000 |
| 16246 | Kraft Oil Compan | | Oil Operator | Nov 1994 |
| 16247 | Kraft Oil Company LLC | Gridley, KS 66852 | Oil Operator | Jun 2025 |
| 16248 | Kraft, Jim - Oil Operations | Holyrood, KS 67450 | Oil Operator | Jan 1999 |
| 16249 | Kraft, R L | | Oil Operator | Dec 2023 |
| 16250 | Kraken Development III, LLC | | Oil & Gas Operator | Nov 2021 |
| 16251 | Kraken Operating, LLC | Houston, TX 77024 | Oil & Gas Operator | Oct 2025 |
| 16252 | Kraker & Martin Energy, L.L.C. | Tulsa, OK 74136 | Oil & Gas Operator | Apr 2011 |
| 16253 | Kraker Petroleum Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Jan 1995 |
| 16254 | Krakrow, Inc. | Spencer, WV 25276-1007 | Oil & Gas Operator | Dec 2021 |
| 16255 | Kram Energy | Corpus Chrsti, TX 78404 | Oil & Gas Operator | Dec 2025 |
| 16256 | Kramer Exploration Co. | Delaware, OH 43015 | Oil & Gas Operator | Dec 2009 |
| 16257 | Kramer Oil Field Service Inc | Wellsville, KS 66092 | Oil Operator | May 2019 |
| 16258 | Kramer Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 16259 | Kramer, Clifford A. | Wichita Falls, TX 76301 | Oil & Gas Operator | Sep 1997 |
| 16260 | Kramer, Frank & Ethel FLP | Graham, TX 76450 | Oil & Gas Operator | Sep 2014 |
| 16261 | Kramer, Frank C. | Graham, TX 76450 | Oil & Gas Operator | Apr 2004 |
| 16262 | Kranz, Thomas | East Aurora, NY 14052 | Gas Operator | Dec 2024 |
| 16263 | Kratos Operating, LLC | Hobbs, NM 88241 | Oil & Gas Operator | Aug 2025 |
| 16264 | Kratzer Oil LLC | | Oil Operator | Jun 2025 |
| 16265 | Krause, Michael J. & Tracy A. | Orchard Park, NY 14127 | Gas Operator | Dec 2024 |
| 16266 | KRB Enterprise, Inc. | | Oil Operator | Oct 2025 |
| 16267 | KRC Operating, LLC | Corpus Chrsti, TX 78412 | Oil & Gas Operator | Oct 2025 |
| 16268 | Krebbs, David B | | Oil & Gas Operator | Aug 2025 |
| 16269 | Krehbiel Oil Co. | McPherson, KS 67460 | Oil & Gas Operator | Oct 1998 |
| 16270 | Krehbiel Oil Com | | Oil & Gas Operator | Mar 1995 |
| 16271 | Krehbiel, Brian | Burrton, KS 67020 | Gas Operator | Mar 2025 |
| 16272 | Krehbiel, Jay | | Oil Operator | Jun 2025 |
| 16273 | Krejci Harry L | | Oil & Gas Operator | Sep 2025 |
| 16274 | Kremco Oil LLC | Wichita Falls, TX 76308 | Oil Operator | Dec 2025 |
| 16275 | Kremeier Prod & Operating | | Oil & Gas Operator | Jan 2010 |
| 16276 | Krenek Enterprises, Inc. | Lovelady, TX 75851 | Oil Operator | Dec 2025 |
| 16277 | Krescent Energy Company, LLC | Houston, TX 77056 | Oil & Gas Operator | Apr 2013 |
| 16278 | KRF Production Company LLC | Houston, TX 77269 | Oil & Gas Operator | Dec 2025 |
| 16279 | Kriebel Acquisition Co LLC | Clarion, PA 16214-6161 | Oil & Gas Operator | Dec 2024 |
| 16280 | Kriebel Gas Inc | Clarion, PA 16214-0765 | Oil & Gas Operator | Dec 1999 |
| 16281 | Kriebel Minerals Inc | Clarion, PA 16214-6161 | Oil & Gas Operator | Dec 2020 |
| 16282 | Kriebel Natural Gas Co LLC | Clarion, PA 16214-6161 | Oil & Gas Operator | Dec 2024 |
| 16283 | Krier Kirby Oil | | Oil Operator | Dec 1996 |
| 16284 | Krier Oil Oper - | | Oil Operator | Sep 1995 |
| 16285 | Krier Oil Operation | | Oil Operator | May 2025 |
| 16286 | Krier, Kirby Oil, Inc. | Claflin, KS 67525 | Oil Operator | Jun 2025 |
| 16287 | Kriken Oil & Gas | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Jul 2005 |
| 16288 | Kriken Oil & Gas, Inc. | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Dec 2025 |
| 16289 | Krisco Oil Co. | Kermit, TX 79745 | Oil Operator | Jul 2022 |
| 16290 | Kristen Oil And Gas, Inc. | Edna, TX 77957 | Oil & Gas Operator | Dec 2025 |
| 16291 | Kriti Exploration, Inc. | Houston, TX 77002 | Oil & Gas Operator | Oct 2012 |
| 16292 | Kriti Te Energy, Inc | Houston, TX 77079 | Oil & Gas Operator | Oct 2017 |
| 16293 | Krocan Energy Corporation | Bowling Green, KY 42102 | Oil & Gas Operator | Dec 2025 |
| 16294 | Krog Partners, LLC | Kilgore, TX 75663 | Oil Operator | Dec 2025 |
| 16295 | Krog, Peter L. & Kim R. | Orchard Park, NY 14127 | Gas Operator | Dec 2024 |
| 16296 | Kroh Operating LLC | Austin, TX 78746 | Oil & Gas Operator | Dec 2025 |
| 16297 | Kroll Energy LLC | New Matamoras, OH 45767 | Oil & Gas Operator | Dec 2024 |
| 16298 | Krot Oil Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2025 |
| 16299 | Krotje, Dorothy C. | Franklinville, NY 14737 | Gas Operator | Dec 2024 |
| 16300 | Krotzer Oil Company | Cleveland, OK 74020 | Oil & Gas Operator | Sep 2025 |