| 1 | Mewbourne Oil Company | 11 | 411 | 11 | 395 | Jan 24, 2024 | May 18, 2026 |
| 2 | Duncan Oil Properties, Inc. | 8 | 19 | 8 | 18 | Dec 7, 2023 | Apr 29, 2026 |
| 3 | BE Anadarko II, LLC | 1 | 1 | 1 | 412 | Oct 27, 2026 | Oct 27, 2026 |
| 4 | Upland Resources LLC | 1 | 10 | 0 | 44 | Apr 29, 2026 | Apr 29, 2026 |
| 5 | SGP Operating LLC | 1 | 5 | 0 | 6 | Jun 18, 2024 | Jun 18, 2024 |
| 6 | Carson Buckles Exploration LLC | 1 | 2 | 0 | 1 | Feb 13, 2025 | Feb 13, 2025 |
| 7 | Latigo Petroleum LLC | — | 0 | 0 | 358 | — | — |
| 8 | Presidio Petroleum LLC | — | 7 | 0 | 306 | — | — |
| 9 | Zinke & Trumbo Inc | — | 0 | 0 | 201 | — | — |
| 10 | Highmark Energy Operating LLC | — | 0 | 0 | 200 | — | — |
| 11 | Unbridled Resources, LLC | — | 2 | 0 | 132 | — | — |
| 12 | Complete Oil & Gas Services LLC | — | 0 | 0 | 130 | — | — |
| 13 | BP America Production Company | — | 173 | 0 | 117 | — | — |
| 14 | Remora Operating LLC | — | 0 | 0 | 112 | — | — |
| 15 | EOG Resources, Inc. | — | 305 | 0 | 77 | — | — |
| 16 | Unit Petroleum Company | — | 106 | 0 | 69 | — | — |
| 17 | Apache Corporation | — | 78 | 0 | 65 | — | — |
| 18 | Strat Land Exploration Company | — | 172 | 0 | 60 | — | — |
| 19 | Diamond Chemicals Company | — | 129 | 0 | 46 | — | — |
| 20 | Bce-Mach II LLC | — | 0 | 0 | 35 | — | — |
| 21 | United Oil & Shale LLC | — | 0 | 0 | 35 | — | — |
| 22 | Williford Energy Company | — | 40 | 0 | 34 | — | — |
| 23 | McGee, Tom Corporation | — | 28 | 0 | 34 | — | — |
| 24 | Midgard Energy Company | — | 120 | 0 | 33 | — | — |
| 25 | Courson Oil & Gas, Inc. | — | 21 | 0 | 31 | — | — |
| 26 | Corlena Oil Company | — | 42 | 0 | 27 | — | — |
| 27 | Cotton Petroleum Corp. | — | 88 | 0 | 25 | — | — |
| 28 | Bracken Operating, L.L.C. | — | 9 | 0 | 23 | — | — |
| 29 | Resource Oil and Gas LLC | — | 0 | 0 | 23 | — | — |
| 30 | Petco Energy Corporation | — | 0 | 0 | 22 | — | — |
| 31 | Amoco Production Company | — | 97 | 0 | 21 | — | — |
| 32 | Maxus Exploration Company | — | 54 | 0 | 21 | — | — |
| 33 | Phillips Petroleum Company | — | 30 | 0 | 20 | — | — |
| 34 | Exxon Corp. | — | 36 | 0 | 19 | — | — |
| 35 | Sandlot Oil & Gas LLC | — | 0 | 0 | 17 | — | — |
| 36 | Jones Energy, LLC | — | 242 | 0 | 16 | — | — |
| 37 | Conocophillips Company | — | 5 | 0 | 16 | — | — |
| 38 | Overflow Energy, LLC | — | 3 | 0 | 16 | — | — |
| 39 | H & K Plugging and Salvage | — | 0 | 0 | 16 | — | — |
| 40 | Kaiser-Francis Oil Company | — | 26 | 0 | 15 | — | — |
| 41 | B and G Production Inc. | — | 1 | 0 | 15 | — | — |
| 42 | Diversified Production LLC | — | 0 | 0 | 15 | — | — |
| 43 | High River Res Operating LLC | — | 0 | 0 | 15 | — | — |
| 44 | Revolution Operating Company,llc | — | 1 | 0 | 14 | — | — |
| 45 | TXO Production Corp. | — | 88 | 0 | 13 | — | — |
| 46 | Chesapeake Operating, Inc. | — | 74 | 0 | 13 | — | — |
| 47 | Questa Energy Corporation | — | 3 | 0 | 13 | — | — |
| 48 | Pioneer Production Corp. | — | 26 | 0 | 12 | — | — |
| 49 | Texaco Inc. | — | 1 | 0 | 12 | — | — |
| 50 | Humble Oil & Refining Co. | — | 0 | 0 | 12 | — | — |
| 51 | Jiro | — | 0 | 0 | 12 | — | — |
| 52 | Chaparral Energy, L.L.C. | — | 10 | 0 | 11 | — | — |
| 53 | Natural Gas Anadarko Company | — | 8 | 0 | 11 | — | — |
| 54 | Buck Production Co LLC | — | 0 | 0 | 10 | — | — |
| 55 | Skycap Energy LLC | — | 0 | 0 | 10 | — | — |
| 56 | Kerr-McGee Corporation | — | 34 | 0 | 9 | — | — |
| 57 | Continental Trend Resources, Inc | — | 17 | 0 | 9 | — | — |
| 58 | Huber, J. M., Corporation | — | 2 | 0 | 9 | — | — |
| 59 | Batton Oil & Gas LLC | — | 0 | 0 | 9 | — | — |
| 60 | Continental Exploration L.L.C. | — | 0 | 0 | 9 | — | — |
| 61 | Home Petroleum Corp. | — | 0 | 0 | 9 | — | — |
| 62 | Arco Oil & Gas Co. | — | 41 | 0 | 8 | — | — |
| 63 | Capturepoint LLC | — | 0 | 0 | 8 | — | — |
| 64 | Suoco Oil Corp. | — | 0 | 0 | 8 | — | — |
| 65 | Diamond Shamrock Exploration Co. | — | 36 | 0 | 7 | — | — |
| 66 | Samson Lone Star, LLC | — | 2 | 0 | 7 | — | — |
| 67 | Mobeetie Resource Dev LLC | — | 0 | 0 | 7 | — | — |
| 68 | Worden Cecil | — | 0 | 0 | 7 | — | — |
| 69 | Oneok Exploration Company | — | 19 | 0 | 6 | — | — |
| 70 | J-Brex Company | — | 9 | 0 | 6 | — | — |
| 71 | Alpar Resources, Inc. | — | 8 | 0 | 6 | — | — |
| 72 | Mobil Producing TX. & N.M. Inc. | — | 7 | 0 | 6 | — | — |
| 73 | Chesapeake Operating, L.L.C. | — | 1 | 0 | 6 | — | — |
| 74 | Mitchell Ehrlich Oil & Gas, LLC | — | 1 | 0 | 6 | — | — |
| 75 | Frontier Alliance LLC | — | 0 | 0 | 6 | — | — |
| 76 | FX Energy Operating LLC | — | 0 | 0 | 6 | — | — |
| 77 | 4P Energy Texas, LLC | — | 34 | 0 | 5 | — | — |
| 78 | Lear Petroleum Corp. | — | 24 | 0 | 5 | — | — |
| 79 | Gulf Oil Corp. | — | 18 | 0 | 5 | — | — |
| 80 | Brigham Oil & Gas, L.P. | — | 16 | 0 | 5 | — | — |
| 81 | Princess Three Corporation | — | 11 | 0 | 5 | — | — |
| 82 | Slawson Exploration Company, Inc | — | 7 | 0 | 5 | — | — |
| 83 | Midway Operating Company, L.L.C. | — | 2 | 0 | 5 | — | — |
| 84 | Shell Oil Company | — | 2 | 0 | 5 | — | — |
| 85 | Oklahoma RB Operating Company | — | 1 | 0 | 5 | — | — |
| 86 | Avalanche Oil & Gas LLC | — | 0 | 0 | 5 | — | — |
| 87 | RTC Resources LLP | — | 0 | 0 | 5 | — | — |
| 88 | May Petroleum, Inc. | — | 59 | 0 | 4 | — | — |
| 89 | Walsh & Watts, Inc. | — | 21 | 0 | 4 | — | — |
| 90 | Sandia Operating Corp. | — | 9 | 0 | 4 | — | — |
| 91 | Philcon Development Co. | — | 7 | 0 | 4 | — | — |
| 92 | Amarillo Exploration, Inc. | — | 3 | 0 | 4 | — | — |
| 93 | H & L Exploration Company, LLC | — | 3 | 0 | 4 | — | — |
| 94 | Continental Operating Co. | — | 2 | 0 | 4 | — | — |
| 95 | Texakoma E & P, LLC | — | 2 | 0 | 4 | — | — |
| 96 | Amarillo Oil Co. | — | 1 | 0 | 4 | — | — |
| 97 | Atlas Operating LLC | — | 0 | 0 | 4 | — | — |
| 98 | Brownlee & Cook Inc. | — | 0 | 0 | 4 | — | — |
| 99 | Complete Energy Services Inc. | — | 0 | 0 | 4 | — | — |
| 100 | Falcon Seaboard Drlg. Co. | — | 0 | 0 | 4 | — | — |
| 101 | Great Horned Owls Pulsatrix LLC | — | 0 | 0 | 4 | — | — |
| 102 | Kaiser Herman Geo. | — | 0 | 0 | 4 | — | — |
| 103 | King Operating Corporation | — | 0 | 0 | 4 | — | — |
| 104 | Shamrock Oil & Gas Corp. The | — | 0 | 0 | 4 | — | — |
| 105 | Vance Production Company | — | 0 | 0 | 4 | — | — |
| 106 | Weinkauf Petroleum Inc. | — | 0 | 0 | 4 | — | — |
| 107 | White Stride LLC | — | 0 | 0 | 4 | — | — |
| 108 | Jones Energy, Ltd. | — | 240 | 0 | 3 | — | — |
| 109 | Enron Oil & Gas Company | — | 96 | 0 | 3 | — | — |
| 110 | Crescendo Resources, L.P. | — | 71 | 0 | 3 | — | — |
| 111 | Samson Lone Star LP | — | 42 | 0 | 3 | — | — |
| 112 | Geodyne Resources Inc. | — | 39 | 0 | 3 | — | — |
| 113 | H & L Operating Company | — | 27 | 0 | 3 | — | — |
| 114 | Midstates Petroleum Company LLC | — | 26 | 0 | 3 | — | — |
| 115 | Falcon Petroleum Co. | — | 18 | 0 | 3 | — | — |
| 116 | Dreyfus, Louis Natural Gas Corp | — | 11 | 0 | 3 | — | — |
| 117 | R.E.D. Resources, Inc. | — | 5 | 0 | 3 | — | — |
| 118 | Wagner & Brown | — | 5 | 0 | 3 | — | — |
| 119 | Zinke & Trumbo, Inc. | — | 5 | 0 | 3 | — | — |
| 120 | Follett Operating Co. | — | 3 | 0 | 3 | — | — |
| 121 | Barbour Energy Corp. | — | 2 | 0 | 3 | — | — |
| 122 | C. F. Petroleum Co. | — | 2 | 0 | 3 | — | — |
| 123 | Grace Petroleum Corp. | — | 2 | 0 | 3 | — | — |
| 124 | Oleum Incorporated | — | 2 | 0 | 3 | — | — |
| 125 | Crawley Petroleum Corporation | — | 1 | 0 | 3 | — | — |
| 126 | Enervest Operating, L.L.C. | — | 1 | 0 | 3 | — | — |
| 127 | Odessa Natural Corporation | — | 1 | 0 | 3 | — | — |
| 128 | APC Operating Partnership | — | 0 | 0 | 3 | — | — |
| 129 | Cimarex Energy Co. of Colorado | — | 0 | 0 | 3 | — | — |
| 130 | Empire Operating Inc. | — | 0 | 0 | 3 | — | — |
| 131 | Haferkamp A. O. | — | 0 | 0 | 3 | — | — |
| 132 | Lease Holders Acquisitions LLC | — | 0 | 0 | 3 | — | — |
| 133 | Lera | — | 0 | 0 | 3 | — | — |
| 134 | O & O Investments | — | 0 | 0 | 3 | — | — |
| 135 | Paleo Inc. | — | 0 | 0 | 3 | — | — |
| 136 | Permian West Pipe Inc. | — | 0 | 0 | 3 | — | — |
| 137 | Pride Energy Company | — | 0 | 0 | 3 | — | — |
| 138 | R & a Moore Inc. | — | 0 | 0 | 3 | — | — |
| 139 | Unit Drilling & Expl. Co. | — | 55 | 0 | 2 | — | — |
| 140 | Hadaway Consult and Engineer,llc | — | 37 | 0 | 2 | — | — |
| 141 | Samson Resources Company | — | 26 | 0 | 2 | — | — |
| 142 | Ong Exploration Inc. | — | 16 | 0 | 2 | — | — |
| 143 | Abraham, Malouf Inc. | — | 14 | 0 | 2 | — | — |
| 144 | Cabot Oil & Gas Corporation | — | 14 | 0 | 2 | — | — |
| 145 | Universal Resources Corp. | — | 12 | 0 | 2 | — | — |
| 146 | Bracken Energy Company | — | 9 | 0 | 2 | — | — |
| 147 | Jones, Jack G. | — | 7 | 0 | 2 | — | — |
| 148 | Medallion Petroleum, Inc. | — | 7 | 0 | 2 | — | — |
| 149 | Reading & Bates Petroleum Co. | — | 7 | 0 | 2 | — | — |
| 150 | Wolf Creek Exploration Company | — | 6 | 0 | 2 | — | — |
| 151 | Remnant Energy, Inc. | — | 5 | 0 | 2 | — | — |
| 152 | Union Oil Company of California | — | 5 | 0 | 2 | — | — |
| 153 | Chi Operating, Inc. | — | 4 | 0 | 2 | — | — |
| 154 | Discovery Operating, Inc. | — | 4 | 0 | 2 | — | — |
| 155 | Yucca Petroleum Co. | — | 4 | 0 | 2 | — | — |
| 156 | Mobil Oil Corporation | — | 3 | 0 | 2 | — | — |
| 157 | Wright Trucking, Inc. | — | 3 | 0 | 2 | — | — |
| 158 | Devon Energy Corporation(nevada) | — | 2 | 0 | 2 | — | — |
| 159 | Dominion Oklahoma Texas E&P, Inc | — | 2 | 0 | 2 | — | — |
| 160 | Hanshu Production Company | — | 2 | 0 | 2 | — | — |
| 161 | Kato Operating Company | — | 2 | 0 | 2 | — | — |
| 162 | Oklahoma Marlin Oil Corporation | — | 2 | 0 | 2 | — | — |
| 163 | Samson Hydrocarbons Company | — | 2 | 0 | 2 | — | — |
| 164 | Williams, W. R., Inc. | — | 2 | 0 | 2 | — | — |
| 165 | Apexco, Inc. | — | 1 | 0 | 2 | — | — |
| 166 | Atlantic Richfield Co. | — | 1 | 0 | 2 | — | — |
| 167 | Brown & Borelli, Inc. | — | 1 | 0 | 2 | — | — |
| 168 | Creede Energy Company, L.P. | — | 1 | 0 | 2 | — | — |
| 169 | G. & S. Inc. | — | 1 | 0 | 2 | — | — |
| 170 | Sun Exploration & Production Co. | — | 1 | 0 | 2 | — | — |
| 171 | Tuthill & Barbee | — | 1 | 0 | 2 | — | — |
| 172 | Vintage Petroleum, Inc. | — | 1 | 0 | 2 | — | — |
| 173 | Allen Bill | — | 0 | 0 | 2 | — | — |
| 174 | Allen & Parker | — | 0 | 0 | 2 | — | — |
| 175 | Arrington CJM Inc. | — | 0 | 0 | 2 | — | — |
| 176 | Brammer Supply Inc. | — | 0 | 0 | 2 | — | — |
| 177 | Burk Royalty Co. Ltd. | — | 0 | 0 | 2 | — | — |
| 178 | Byng Energy Group Inc. | — | 0 | 0 | 2 | — | — |
| 179 | Circle M Royalty Co. Inc. | — | 0 | 0 | 2 | — | — |
| 180 | Collier Diamond -C- Oils Inc. | — | 0 | 0 | 2 | — | — |
| 181 | Cotton Pet. Co. | — | 0 | 0 | 2 | — | — |
| 182 | Courson Harold D. | — | 0 | 0 | 2 | — | — |
| 183 | D C Energy Inc. | — | 0 | 0 | 2 | — | — |
| 184 | Diamondback Resources LLC | — | 0 | 0 | 2 | — | — |
| 185 | Diamond S Energy Company | — | 0 | 0 | 2 | — | — |
| 186 | Graves Operating LLC | — | 0 | 0 | 2 | — | — |
| 187 | Hallwood Petroleum Inc. | — | 0 | 0 | 2 | — | — |
| 188 | Hammer Perforating LLC | — | 0 | 0 | 2 | — | — |
| 189 | Hanshu Production Company LLC | — | 0 | 0 | 2 | — | — |
| 190 | Kewanee Oil Company | — | 0 | 0 | 2 | — | — |
| 191 | Linn Operating Inc. | — | 0 | 0 | 2 | — | — |
| 192 | Oringderff Alma | — | 0 | 0 | 2 | — | — |
| 193 | Otc Petroleum Corporation | — | 0 | 0 | 2 | — | — |
| 194 | Petroleum Properties Mgmt. Co. | — | 0 | 0 | 2 | — | — |
| 195 | Post Petroleum Company Inc | — | 0 | 0 | 2 | — | — |
| 196 | Progressive Resources Inc. | — | 0 | 0 | 2 | — | — |
| 197 | Quanah Panhandle LLC | — | 0 | 0 | 2 | — | — |
| 198 | Range Production Company LLC | — | 0 | 0 | 2 | — | — |
| 199 | SCS Newton Oil LLC | — | 0 | 0 | 2 | — | — |
| 200 | Smith Earl T. & Assoc. Inc. | — | 0 | 0 | 2 | — | — |
| 201 | Snyder Partners | — | 0 | 0 | 2 | — | — |
| 202 | Suntex Oil & Gas Co. | — | 0 | 0 | 2 | — | — |
| 203 | Vintage Petroleum LLC | — | 0 | 0 | 2 | — | — |
| 204 | Weiner Ted Oil Properties | — | 0 | 0 | 2 | — | — |
| 205 | Woods & Williams | — | 0 | 0 | 2 | — | — |
| 206 | XTO Energy Inc. | — | 0 | 0 | 2 | — | — |
| 207 | Zenergy Inc. | — | 0 | 0 | 2 | — | — |
| 208 | Slawson, Donald C. | — | 31 | 0 | 1 | — | — |
| 209 | Kennedy & Mitchell, Inc. | — | 17 | 0 | 1 | — | — |
| 210 | Upland Resources, Inc. | — | 15 | 0 | 1 | — | — |
| 211 | Natural Gas Anadarko Company | — | 13 | 0 | 1 | — | — |
| 212 | Argonaut Energy Corporation | — | 12 | 0 | 1 | — | — |
| 213 | K. Stewart Petroleum Corporation | — | 11 | 0 | 1 | — | — |
| 214 | Search Drilling Co. | — | 11 | 0 | 1 | — | — |
| 215 | Woods Petroleum Corporation | — | 10 | 0 | 1 | — | — |
| 216 | Myriad Resources Corporation | — | 8 | 0 | 1 | — | — |
| 217 | Washita Oil and Gas, L.L.C. | — | 8 | 0 | 1 | — | — |
| 218 | Questar Expl. and Prod. Co. | — | 7 | 0 | 1 | — | — |
| 219 | Mustang Fuel Corp. of Oklahoma | — | 6 | 0 | 1 | — | — |
| 220 | Pintex Petroleum Corp. | — | 5 | 0 | 1 | — | — |
| 221 | Santa FE Energy Co. | — | 5 | 0 | 1 | — | — |
| 222 | Wallace Oil & Gas, Inc. | — | 5 | 0 | 1 | — | — |
| 223 | Jernigan, Steve Inc. | — | 4 | 0 | 1 | — | — |
| 224 | Zinke & Trumbo, Ltd. | — | 4 | 0 | 1 | — | — |
| 225 | Canyon Exploration Co. | — | 3 | 0 | 1 | — | — |
| 226 | Cox, Edwin L. & Cox, Berry R. | — | 3 | 0 | 1 | — | — |
| 227 | Dyco Petroleum Corporation | — | 3 | 0 | 1 | — | — |
| 228 | Forest Oil Corporation | — | 3 | 0 | 1 | — | — |
| 229 | Granite Operating Company | — | 3 | 0 | 1 | — | — |
| 230 | Hadaway Engineering Inc. | — | 3 | 0 | 1 | — | — |
| 231 | Jem Petroleum Corporation | — | 3 | 0 | 1 | — | — |
| 232 | Midwestern Exploration Co. | — | 3 | 0 | 1 | — | — |
| 233 | Presidio Exploration, Inc. | — | 3 | 0 | 1 | — | — |
| 234 | Rio Petroleum, Inc. | — | 3 | 0 | 1 | — | — |
| 235 | Rosewood Resources, Inc. | — | 3 | 0 | 1 | — | — |
| 236 | R & R Exploration & Production | — | 3 | 0 | 1 | — | — |
| 237 | Wheeler Energy, LLC | — | 3 | 0 | 1 | — | — |
| 238 | Exxon Mobil Corporation | — | 2 | 0 | 1 | — | — |
| 239 | Hawkins Oil & Gas, Inc. | — | 2 | 0 | 1 | — | — |
| 240 | Horizon Oil & Gas Co. | — | 2 | 0 | 1 | — | — |
| 241 | Jernigan, Steve | — | 2 | 0 | 1 | — | — |
| 242 | Petroleum Inc. | — | 2 | 0 | 1 | — | — |
| 243 | Redstone Oil & Gas Company | — | 2 | 0 | 1 | — | — |
| 244 | Samedan Oil Corporation | — | 2 | 0 | 1 | — | — |
| 245 | Smith, Hubert | — | 2 | 0 | 1 | — | — |
| 246 | Temco | — | 2 | 0 | 1 | — | — |
| 247 | Wilbanks Exploration, Inc. | — | 2 | 0 | 1 | — | — |
| 248 | Arbuckle Enterprises, Inc. | — | 1 | 0 | 1 | — | — |
| 249 | Bracken Exploration Company | — | 1 | 0 | 1 | — | — |
| 250 | Crest Resources, Inc. | — | 1 | 0 | 1 | — | — |
| 251 | E R Operating Company | — | 1 | 0 | 1 | — | — |
| 252 | Fairway Resources OP III, LLC | — | 1 | 0 | 1 | — | — |
| 253 | Future Petroleum Corporation | — | 1 | 0 | 1 | — | — |
| 254 | Hall, Brooks Oil Corp. | — | 1 | 0 | 1 | — | — |
| 255 | Ladd Petroleum Corp. | — | 1 | 0 | 1 | — | — |
| 256 | Mesa Operating Ltd Partnership | — | 1 | 0 | 1 | — | — |
| 257 | MJM Oil & Gas, Inc. | — | 1 | 0 | 1 | — | — |
| 258 | New London Oil Inc. | — | 1 | 0 | 1 | — | — |
| 259 | Oconnor, Wm. J. | — | 1 | 0 | 1 | — | — |
| 260 | Ricks Exploration Co. | — | 1 | 0 | 1 | — | — |
| 261 | Ricks Exploration, Inc. | — | 1 | 0 | 1 | — | — |
| 262 | Sidwell Oil & Gas, Inc. | — | 1 | 0 | 1 | — | — |
| 263 | Whitlock, J.R. Operator | — | 1 | 0 | 1 | — | — |
| 264 | Allied Materials Corporation | — | 0 | 0 | 1 | — | — |
| 265 | Apexco | — | 0 | 0 | 1 | — | — |
| 266 | Armour Properties | — | 0 | 0 | 1 | — | — |
| 267 | Arrington David H. Oil & Gas Inc | — | 0 | 0 | 1 | — | — |
| 268 | Arrington Production Company | — | 0 | 0 | 1 | — | — |
| 269 | Athena Energy Inc. | — | 0 | 0 | 1 | — | — |
| 270 | Ball Oil Field Service | — | 0 | 0 | 1 | — | — |
| 271 | Bella Star Energy LLC | — | 0 | 0 | 1 | — | — |
| 272 | Black S Oil & Gas | — | 0 | 0 | 1 | — | — |
| 273 | Blau Willis | — | 0 | 0 | 1 | — | — |
| 274 | Born Gene | — | 0 | 0 | 1 | — | — |
| 275 | Box W. A. & Son Equipment Co. | — | 0 | 0 | 1 | — | — |
| 276 | Braden-Deem Inc. | — | 0 | 0 | 1 | — | — |
| 277 | Brock Oil & Gas Corporation | — | 0 | 0 | 1 | — | — |
| 278 | Central Texas Operating Inc. | — | 0 | 0 | 1 | — | — |
| 279 | Champlin Exploration Inc. | — | 0 | 0 | 1 | — | — |
| 280 | Charter Oak Production Co. LLC | — | 0 | 0 | 1 | — | — |
| 281 | Cimarex Energy Co. | — | 0 | 0 | 1 | — | — |
| 282 | CJD Disposals LLC | — | 0 | 0 | 1 | — | — |
| 283 | Cox Edwin L. | — | 0 | 0 | 1 | — | — |
| 284 | Crystal River Oil & Gas LLC | — | 0 | 0 | 1 | — | — |
| 285 | Damson Oil Corp. | — | 0 | 0 | 1 | — | — |
| 286 | Duke Bobby K. | — | 0 | 0 | 1 | — | — |
| 287 | D.W.P. Production | — | 0 | 0 | 1 | — | — |
| 288 | Eastman Dillon Oil & Gas Assoc. | — | 0 | 0 | 1 | — | — |
| 289 | Energy Reserves Group Inc. | — | 0 | 0 | 1 | — | — |
| 290 | Estes and Company LLC. | — | 0 | 0 | 1 | — | — |
| 291 | Far West Development LLC | — | 0 | 0 | 1 | — | — |
| 292 | Faulconer Energy LLC | — | 0 | 0 | 1 | — | — |
| 293 | Faulconer Vernon E. Inc. | — | 0 | 0 | 1 | — | — |
| 294 | Finaly Resources LLC | — | 0 | 0 | 1 | — | — |
| 295 | First Trans. Gas Corp. Inc. | — | 0 | 0 | 1 | — | — |
| 296 | Genesis Oil & Gas Exploration | — | 0 | 0 | 1 | — | — |
| 297 | Gillespie & McGee Operating Co. | — | 0 | 0 | 1 | — | — |
| 298 | Headington Company The | — | 0 | 0 | 1 | — | — |
| 299 | H & L Operating Co. LLC | — | 0 | 0 | 1 | — | — |
| 300 | H. Royal Petroleum | — | 0 | 0 | 1 | — | — |