| 9201 | Emerald Gather And Trans, LLC | Cypress, TX 77429 | Oil & Gas Operator | Jul 2025 |
| 9202 | Emerald Oil & Gas LC | Fort Worth, TX 76109 | Oil & Gas Operator | Jul 2025 |
| 9203 | Emerald Oil Co. | | Oil & Gas Operator | Apr 1980 |
| 9204 | Emerald Oil Company LLC | E. Rochester, NY 14445 | Oil & Gas Operator | Jan 2025 |
| 9205 | Emerald Oil, Inc | | Oil & Gas Operator | Dec 2016 |
| 9206 | Emerald Operating Company | Plano, TX 75075 | Oil & Gas Operator | May 2025 |
| 9207 | Emerald Petroleum Corporation | Dallas, TX 75244 | Oil & Gas Operator | Apr 2002 |
| 9208 | Emerald Production Company | Midland, TX 79702 | Oil & Gas Operator | Jun 1995 |
| 9209 | Emerald Restoration & Prod | Gillette, WY 82718 | Oil & Gas Operator | Jul 2000 |
| 9210 | Emerge Operating, LLC | | Oil & Gas Operator | May 2025 |
| 9211 | Emerson Oil Company | Rindge, NH 03461 | Oil & Gas Operator | Feb 2008 |
| 9212 | Emerson, Jim | Plano, TX 75074 | Oil & Gas Operator | Jan 1995 |
| 9213 | Emery Billie E | Skiatook, OK 74070 | Oil Operator | Feb 2025 |
| 9214 | Emery Edward A | Tulsa, OK 74145-7921 | Oil Operator | Apr 2025 |
| 9215 | Emery Energy, Inc. | | Oil Operator | Dec 1984 |
| 9216 | Emery Resource Holdings LLC | Scottsdale, AZ 85260 | Gas Operator | Jun 2025 |
| 9217 | Emil & Ruby Plegel | | Oil Operator | Dec 1989 |
| 9218 | Emil W. Plegel | | Oil & Gas Operator | Apr 2025 |
| 9219 | Eminent Oil & Gas, Inc. | Houston, TX 77077 | Oil & Gas Operator | Jul 2025 |
| 9220 | Emjayco L. P. | | Oil Operator | Dec 2020 |
| 9221 | Emjo Operations Inc | Marlow, OK 73055-8803 | Oil & Gas Operator | Apr 2025 |
| 9222 | Emke, Diane M. | South Dayton, NY 14138 | Gas Operator | Dec 2024 |
| 9223 | Emkey Companies, LLC | Dallas, TX 75251 | Oil & Gas Operator | May 2016 |
| 9224 | Emkey Resources, LLC | | Gas Operator | Dec 2015 |
| 9225 | Emlou Oil Co. | Atascosa, TX 78002 | Oil & Gas Operator | Jul 2011 |
| 9226 | Emma Gas Co | Man, WV 25635 | Gas Operator | Dec 2021 |
| 9227 | Emmert Leo R | Marblehead, OH 43440 | Oil & Gas Operator | Dec 2004 |
| 9228 | Emo Inc | Eufaula, OK 74432-0841 | Oil & Gas Operator | Apr 2020 |
| 9229 | Empire Energies | Sheridan, NY 14135 | Gas Operator | Dec 2024 |
| 9230 | Empire Energy E & P LLC | Mayville, NY 14757 | Oil & Gas Operator | Dec 2024 |
| 9231 | Empire Explorati | | Oil Operator | Dec 1996 |
| 9232 | Empire Exploration Corp. 1989 | Lebanon, MO 65536 | Oil & Gas Operator | Mar 2003 |
| 9233 | Empire Exploration Inc | Wichita, KS 67202 | Oil & Gas Operator | Jul 1997 |
| 9234 | Empire Land Corporation | New Orleans, LA 70130 | Oil & Gas Operator | Nov 2014 |
| 9235 | Empire Louisiana LLC Of Delaware | | Oil & Gas Operator | Dec 2024 |
| 9236 | Empire New Mexico LLC | Tulsa, OK 74114 | Oil & Gas Operator | May 2025 |
| 9237 | Empire North Dakota LLC | Tulsa, OK 74114 | Oil & Gas Operator | May 2025 |
| 9238 | Empire Oil & Gas Co. | New Braunfels, TX 78132 | Oil & Gas Operator | Dec 2017 |
| 9239 | Empire Oil & Gas, Inc. | Harrisville, WV 26362 | Oil & Gas Operator | Dec 2021 |
| 9240 | Empire Oil Company | Coppell, TX 75019 | Oil & Gas Operator | Jul 2025 |
| 9241 | Empire Oil Of New Jersey | Post, TX 79356 | Oil & Gas Operator | Jan 1999 |
| 9242 | Empire Operating LLC | Lawton, OK 73501 | Oil Operator | Apr 2025 |
| 9243 | Empire Operating, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Mar 2017 |
| 9244 | Empire Petroleum Company | Houston, TX 77044 | Oil Operator | Mar 2011 |
| 9245 | Empire Petroleum Corporation | Tulsa, OK 74137 | Oil & Gas Operator | Dec 2005 |
| 9246 | Empire Petroleum LLC | Salt Lake City, UT 84121-7021 | Oil & Gas Operator | Jun 2019 |
| 9247 | Empire Texas Operating LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Jul 2025 |
| 9248 | Empresa Energy IV, LLC | | Oil & Gas Operator | Aug 2019 |
| 9249 | Empresa Energy, LP | Houston, TX 77024 | Oil & Gas Operator | Jul 2009 |
| 9250 | Empresa Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 9251 | Emre Oil LLC | Moorcroft, WY 82721 | Oil Operator | May 2025 |
| 9252 | En Geo, Inc. | Richardson, TX 75081 | Oil & Gas Operator | Jul 2025 |
| 9253 | En/Drill America, Inc. | Crystal, MN 55428 | Oil & Gas Operator | Apr 2009 |
| 9254 | Enable Gas Transmission LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2022 |
| 9255 | Enable Midstream Partners, LP | Oklahoma City, OK 73124 | Oil Operator | Sep 2023 |
| 9256 | Enable Oklahoma Intrastate Transmission LLC | Houston, TX 77002 | Oil & Gas Operator | Jul 2022 |
| 9257 | Enbridge G & P (East Texas) L.P. | Houston, TX 77056 | Oil & Gas Operator | Sep 2018 |
| 9258 | Enbridge Offshore Pipelines(Seacrest) LP | | Oil Operator | Oct 2009 |
| 9259 | Enbridge P/LS (La Intra.)L.L.C. | | Oil Operator | Oct 2009 |
| 9260 | Enbridge Pipelines (Ne Texas) LP | Houston, TX 77002 | Oil & Gas Operator | Jan 2010 |
| 9261 | Encana Energy Resources Inc | Denver, CO 80202-2828 | Oil & Gas Operator | Feb 2024 |
| 9262 | Encana Oil & Gas (USA) Inc. | Denver, CO 80202 | Oil & Gas Operator | Oct 2020 |
| 9263 | Encina Resources, LLC | Houston, TX 77251 | Oil & Gas Operator | Jul 2025 |
| 9264 | Encino Exploration, Inc. | George West, TX 78022 | Oil & Gas Operator | Jul 2025 |
| 9265 | Encino Operating, LLC | Houston, TX 77057 | Oil & Gas Operator | Jul 2025 |
| 9266 | Enclave Operating, LLC | Shelby, MT 59474 | Oil & Gas Operator | May 2014 |
| 9267 | Enco Exploration Company | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Apr 2020 |
| 9268 | Enco Resources Inc. | Kingwood, TX 77325 | Oil & Gas Operator | Jul 2025 |
| 9269 | Encon Services, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Jul 2025 |
| 9270 | Encore Energy Partners Operating LLC | Houston, TX 77057 | Oil & Gas Operator | Apr 2015 |
| 9271 | Encore Energy, Inc. | Gainesville, TX 76241 | Oil & Gas Operator | Mar 2015 |
| 9272 | Encore Operating Company | Denver, CO 80227 | Oil & Gas Operator | Feb 2025 |
| 9273 | Encore Operating Inc | Edmond, OK 73013-5417 | Oil Operator | Apr 2025 |
| 9274 | Encore Operating Kentucky LLC | Bowling Green, KY 42101 | Oil & Gas Operator | Dec 2023 |
| 9275 | Encore Operating Louisiana, LLC | | Oil & Gas Operator | Dec 2010 |
| 9276 | Encore Operating LP | Plano, TX 75024 | Oil & Gas Operator | May 2025 |
| 9277 | Encore Permian Operating, LLC | Uvalde, TX 78801 | Oil & Gas Operator | Jul 2025 |
| 9278 | Encorp, Inc. | Wichita, KS 67206 | Oil Operator | May 2007 |
| 9279 | Encrescent, LLC | Dallas, TX 75205 | Oil & Gas Operator | Jul 2025 |
| 9280 | Enczi Frank | Junction City, OH 43748 | Oil & Gas Operator | Dec 2016 |
| 9281 | End Of The Trails Re | | Oil Operator | Mar 2025 |
| 9282 | Endeavor Energy LLC | | Oil Operator | Sep 2023 |
| 9283 | Endeavor Energy Resources, LP | Midland, TX 79701 | Oil & Gas Operator | Jul 2025 |
| 9284 | Endeavor Natural Gas, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2015 |
| 9285 | Endeavor Natural Gas, LP | Houston, TX 77002 | Oil & Gas Operator | Jul 2025 |
| 9286 | Endeavor Production Company | San Angelo, TX 76904 | Oil & Gas Operator | Mar 2008 |
| 9287 | Endeavour Operating Corp | Denver, CO 80202-2000 | Oil & Gas Operator | Sep 2015 |
| 9288 | Enderli Oil Company, Inc | Highlands, TX 77562 | Oil & Gas Operator | Aug 2003 |
| 9289 | Endevco Eureka LLC | Oklahoma City, OK 73102-9211 | Oil & Gas Operator | Apr 2014 |
| 9290 | Endicott Melvin F | Ponca City, OK 74601 | Oil & Gas Operator | Apr 2001 |
| 9291 | Endura Energy LLC | Lubbock, TX 79464 | Oil & Gas Operator | Jan 2025 |
| 9292 | Endurance Oil & Gas, Inc. | Minden, LA 71055 | Oil & Gas Operator | Jul 2025 |
| 9293 | Endurance Operating LLC | | Oil & Gas Operator | Dec 2024 |
| 9294 | Endurance Resources III Operating , LLC | Midland, TX 79701 | Oil & Gas Operator | Apr 2025 |
| 9295 | Endurance Resources LLC | Addison, TX 75001 | Oil & Gas Operator | Apr 2017 |
| 9296 | Enduring Resources, LLC | Greenwood VLG, CO 80111 | Oil & Gas Operator | May 2025 |
| 9297 | Enduro Operating LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2018 |
| 9298 | Enercap Corporation | Kingwood, TX 77325 | Oil & Gas Operator | Aug 2003 |
| 9299 | Enerco Energy Corporation | Norman, OK 73069-6643 | Oil & Gas Operator | Apr 2020 |
| 9300 | Enerco Exploration & MGMT. Co. | | Oil & Gas Operator | Aug 1981 |