| 9101 | Elk Exploration Inc | | Oil & Gas Operator | Jul 2001 |
| 9102 | Elk Meadows Resources LLC | Houston, TX 77037 | Oil & Gas Operator | Jan 2021 |
| 9103 | Elk Oil Co LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2018 |
| 9104 | Elk Oil Company | Overland Park, KS 66212 | Oil & Gas Operator | Sep 2007 |
| 9105 | Elk Oil Enterprises, LLC | Wetmore, KS 66550 | Oil Operator | Dec 2009 |
| 9106 | Elk Operating Services, LLC | Denver, CO 80203 | Oil & Gas Operator | May 2025 |
| 9107 | Elk Petroleum Inc | Casper, WY 82601 | Oil & Gas Operator | Aug 2014 |
| 9108 | Elk Production LLC | Denver, CO 80202 | Oil & Gas Operator | Aug 2011 |
| 9109 | Elk Production Uintah LLC | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |
| 9110 | Elk Resources, LLC | Denver, CO 80202 | Oil & Gas Operator | Apr 2011 |
| 9111 | Elk River Resources, LLC | The Woodlands, TX 77382 | Oil & Gas Operator | Oct 2023 |
| 9112 | Elk San Juan, LLC | Midland, TX 79701 | Oil & Gas Operator | Feb 2014 |
| 9113 | Elk Slough Pipeline Co. | | Oil & Gas Operator | Dec 1999 |
| 9114 | Elkhead Gas & Oil Co | Newark, OH 43055 | Oil & Gas Operator | Dec 2024 |
| 9115 | Elkhorn Exploration Co | Willis, TX 77378-8827 | Oil & Gas Operator | Apr 2025 |
| 9116 | Elkhorn Oil & Gas, LLC | Midland, TX 79701 | Oil & Gas Operator | Jul 1995 |
| 9117 | Elkhound Resources Inc | Wellsville, KS 66092 | Oil Operator | Aug 1998 |
| 9118 | Ellard I W | Bixby, OK 74008-0220 | Oil & Gas Operator | Jan 2007 |
| 9119 | Ellard Oil | Loving, TX 76460 | Oil & Gas Operator | May 2022 |
| 9120 | Ellard, Herman | Graham, TX 76450 | Oil & Gas Operator | Feb 2005 |
| 9121 | Ellbogen John P LTD | Casper, WY 82602 | Oil & Gas Operator | Jun 2025 |
| 9122 | Ellen P Sharp LLC | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2024 |
| 9123 | Ellington Energy, Inc. | Cherry Creek, NY 14723 | Gas Operator | Dec 2024 |
| 9124 | Ellinwood Oil Reclaiming Inc | | Oil Operator | Oct 2009 |
| 9125 | Ellinwood Tank Service, Inc. | Chase, KS 67524 | Oil Operator | Jul 2022 |
| 9126 | Elliott A Riggs | Farmington, NM 87499 | Gas Operator | Oct 2012 |
| 9127 | Elliott Inc | Roswell, NM 88201 | Oil & Gas Operator | Apr 1962 |
| 9128 | Elliott Land & Cattle Co., LLC | Waverly, WV 26184 | Gas Operator | Dec 2021 |
| 9129 | Elliott Oil & Gas Company | The Woodlands, TX 77380 | Oil & Gas Operator | Sep 2006 |
| 9130 | Elliott Oil & Gas Operating Co. | Magnolia, TX 77354 | Oil & Gas Operator | Jul 2025 |
| 9131 | Elliott Oil Co | Roswell, NM 88202 | Oil & Gas Operator | Nov 2001 |
| 9132 | Elliott Oil Company, L.P. | Magnolia, TX 77354 | Oil & Gas Operator | Jul 2025 |
| 9133 | Elliott Phillip | | Oil Operator | Feb 1992 |
| 9134 | Elliott Resources Inc | Ada, OK 74820-9227 | Oil & Gas Operator | Jul 2010 |
| 9135 | Elliott Underground LLC | | Oil Operator | Jun 2025 |
| 9136 | Elliott, Catherine | Waterville, NY 13480 | Gas Operator | Dec 2024 |
| 9137 | Elliott, W E & Elliott, W E Jr | Pikeville, KY 41502 | Gas Operator | Dec 2023 |
| 9138 | Elliott, W E Et Al | Pikeville, KY 41502 | Gas Operator | Dec 2023 |
| 9139 | Ellis Exploration, Inc. | Tyler, TX 75703 | Oil & Gas Operator | Jul 2025 |
| 9140 | Ellis M. Moore, Et Al | | Oil Operator | Mar 1986 |
| 9141 | Ellis Resources Group Inc | Rhinelander, WI 54501 | Oil Operator | Dec 2024 |
| 9142 | Ellis Rolland | Henryetta, OK 74437-0536 | Oil & Gas Operator | Sep 2018 |
| 9143 | Ellis, Amon | Olney, TX 76374 | Oil & Gas Operator | Aug 2003 |
| 9144 | Ellison Lease Operating | Bridgeport, TX 76426 | Oil & Gas Operator | Jul 2025 |
| 9145 | Ellison, Dewitt, Jr. | Aspermont, TX 79502 | Oil & Gas Operator | Mar 2016 |
| 9146 | Ellithorp Production LLC | Lindsay, OK 73052-5013 | Oil & Gas Operator | Apr 2019 |
| 9147 | Ellora Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Jul 2025 |
| 9148 | Ellora LLC | Boulder, CO 80308 | Oil & Gas Operator | Feb 2010 |
| 9149 | Ellora Operating, L.P. | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2011 |
| 9150 | Ells Jr Harry A | Englewood, CO 80150 | Gas Operator | Feb 2017 |
| 9151 | Ellstrom Energy Company | Kingwood, TX 77339 | Oil & Gas Operator | Nov 2000 |
| 9152 | Ellsworth Systems, Inc. | Wichita, KS 67202 | Oil & Gas Operator | May 2005 |
| 9153 | Ellsworth, H. P. O&G Properties | Corpus Chrsti, TX 78413 | Oil & Gas Operator | Jul 2025 |
| 9154 | Ellvie Wells LLC | New Franklin, OH 44319 | Oil & Gas Operator | Dec 2024 |
| 9155 | Ellwood Exploration LLC | San Antonio, TX 78217 | Oil Operator | May 2025 |
| 9156 | Elm Creek Oil, LLC | | Oil Operator | Mar 2025 |
| 9157 | Elm Grove Production, LLC | Dallas, TX 75360 | Oil & Gas Operator | Jul 2025 |
| 9158 | Elm III Operating Company LLC | Edmond, OK 73013 | Oil & Gas Operator | Mar 2025 |
| 9159 | Elm Ridge Exploration Company | Dallas, TX 75243-9362 | Oil & Gas Operator | Jan 2019 |
| 9160 | Elm Ridge Exploration Company LLC | Bloomfield, NM 87413 | Oil & Gas Operator | Nov 2017 |
| 9161 | Elm Ridge Resources Inc | Dallas, TX 75243 | Oil & Gas Operator | Nov 2005 |
| 9162 | Elmer L. Karst Oil, A General Partnership | Russell, KS 67665 | Oil Operator | Mar 2025 |
| 9163 | Elmore Farm | | Oil Operator | Sep 2009 |
| 9164 | Elmore Production Services Inc | | Oil & Gas Operator | Dec 2008 |
| 9165 | Elmore Stanley G | Bartlesville, OK 74006-1741 | Oil & Gas Operator | Sep 2023 |
| 9166 | Elmore, John A. And Patricia R. | Sedan, KS 67361 | Oil Operator | Mar 2025 |
| 9167 | Elms Oil Company | Kilgore, TX 75663 | Oil & Gas Operator | Jul 2025 |
| 9168 | Elmtree Oil Co Inc | Bartlesville, OK 74006-1819 | Oil Operator | May 2021 |
| 9169 | Elmwood Operating LLC | | Oil & Gas Operator | Jun 2024 |
| 9170 | Elna Oil Co, Inc | Martha, KY 41159 | Oil Operator | Dec 2023 |
| 9171 | Elp Production Company LLC | Dallas, TX 75287 | Oil Operator | Jul 2025 |
| 9172 | Elsaan Energy LLC | Walhonding, OH 43843 | Oil & Gas Operator | Dec 2023 |
| 9173 | Elsbury & Acker | | Oil & Gas Operator | Feb 2003 |
| 9174 | Elsbury & McGrew | | Oil & Gas Operator | Nov 1986 |
| 9175 | Elson Oil Company | Tulsa, OK 74103-4429 | Oil & Gas Operator | Dec 2016 |
| 9176 | Elvera Stiles Trust | Broken Arrow, OK 74011 | Oil & Gas Operator | Apr 2025 |
| 9177 | Elvis Energy, LLC | Philippi, WV 26416 | Gas Operator | Dec 2021 |
| 9178 | Elwell, Mike | Lawrence, KS 66044 | Oil Operator | Dec 2009 |
| 9179 | Elysium Energy, L.L.C. | Denver, CO 80202 | Oil & Gas Operator | Jun 2019 |
| 9180 | Elysium Jennings, LLC | | Oil & Gas Operator | Dec 2024 |
| 9181 | Em Energy Ohio LLC | Canonsburg, PA 15317 | Oil & Gas Operator | Sep 2019 |
| 9182 | Em Energy Pa LLC | Canonsburg, PA 15317-5860 | Oil & Gas Operator | Jun 2020 |
| 9183 | Em-Gee Oil Account | Jacksonville, TX 75766 | Oil & Gas Operator | Sep 1995 |
| 9184 | Emax Oil Company | Charlottesville, VA 22903-4973 | Oil & Gas Operator | Dec 2016 |
| 9185 | Embassy Energy Inc. | Akron, OH 44333-8357 | Oil & Gas Operator | Dec 2024 |
| 9186 | Embassy Energy, L.L.C. | Oklahoma City, OK 73112 | Gas Operator | Apr 2001 |
| 9187 | Embassy Oil Company | Highland VLG, TX 75077 | Oil & Gas Operator | Jul 2025 |
| 9188 | Embassy Well Service, LLC | Carrollton, TX 75011 | Oil & Gas Operator | Jul 2025 |
| 9189 | Embrey Oil Production Co. | Sutherlnd SPG, TX 78161 | Oil & Gas Operator | Oct 2021 |
| 9190 | Emc Energies Inc | Casper, WY 82604 | Oil Operator | May 1989 |
| 9191 | Emc Energy | | Oil & Gas Operator | Jun 1985 |
| 9192 | Emc Exploration Company Inc | Oklahoma City, OK 73103-3775 | Oil & Gas Operator | Jul 2007 |
| 9193 | Emc Properties, LLC | Clinton, MO 64735 | Oil Operator | Dec 2019 |
| 9194 | Emco Energy, Inc. | Stephenson, VA 22656 | Gas Operator | Dec 2018 |
| 9195 | Emco Oil & Gas | Graham, TX 76450 | Oil & Gas Operator | Dec 1995 |
| 9196 | Emco Oil & Gas, Inc. | Graham, TX 76450 | Oil & Gas Operator | Dec 2002 |
| 9197 | Emde & McNeil | Carney, OK 74832 | Oil & Gas Operator | Nov 1998 |
| 9198 | Eme Wyoming LLC | Lakewood, CO 80401 | Oil & Gas Operator | May 2025 |
| 9199 | Emerald Bay Energy, Inc. | San Antonio, TX 78230 | Oil Operator | Jul 2025 |
| 9200 | Emerald Gas Operating Co | Durango, CO 81301 | Gas Operator | Aug 1996 |