| 1 | Denbury Onshore, LLC | 19 | 104 | 0 | 146 | Dec 13, 2016 | Jun 16, 2022 |
| 2 | Targa Downstream LLC | 11 | 19 | 0 | 62 | Jul 9, 2018 | May 16, 2025 |
| 3 | Lone Star NGL Mont Belvieu LP | 10 | 14 | 0 | 18 | Mar 9, 2017 | Aug 4, 2021 |
| 4 | Hilcorp Energy Company | 7 | 7 | 0 | 15 | Mar 27, 2017 | Jun 24, 2020 |
| 5 | Torrent Oil LLC | 6 | 6 | 0 | 57 | Mar 15, 2017 | Jun 23, 2022 |
| 6 | Oneok Hydrocarbon Southwest, LLC | 5 | 7 | 0 | 17 | May 9, 2018 | Sep 17, 2025 |
| 7 | Galveston Bay Operating Co LLC | 4 | 4 | 0 | 186 | Nov 2, 2017 | Oct 30, 2018 |
| 8 | Mont Belvieu Caverns, LLC | 3 | 4 | 0 | 51 | Apr 24, 2018 | Feb 24, 2025 |
| 9 | Energy Transfer MT Belv Ngls LP | 3 | 3 | 0 | 51 | Oct 17, 2022 | Jan 23, 2025 |
| 10 | C & E Operating, Inc. | 3 | 8 | 0 | 5 | May 16, 2019 | Dec 5, 2022 |
| 11 | Kingwood Exploration LLC | 3 | 3 | 0 | 5 | Jan 27, 2020 | Jul 11, 2022 |
| 12 | Prime Operating Company | 3 | 3 | 0 | 5 | Jan 23, 2017 | Jan 8, 2021 |
| 13 | Zachry Exploration, LLC | 3 | 3 | 0 | 2 | Dec 27, 2022 | Jan 7, 2026 |
| 14 | Cico Oil & Gas Company | 3 | 3 | 0 | 0 | Jun 14, 2018 | May 29, 2019 |
| 15 | Exxonmobil Pipeline Company LLC | 2 | 2 | 0 | 9 | Apr 15, 2024 | Jul 26, 2024 |
| 16 | Pure Salt Baytown, LLC | 2 | 3 | 0 | 6 | Jan 30, 2019 | Jan 31, 2019 |
| 17 | Fort Apache Energy, Inc. | 2 | 5 | 0 | 5 | Apr 12, 2019 | Jul 23, 2019 |
| 18 | Forza Operating, LLC | 2 | 3 | 0 | 2 | Nov 29, 2018 | Jan 14, 2021 |
| 19 | Llox, L.L.C. | 2 | 2 | 0 | 1 | Jun 16, 2017 | Jun 26, 2018 |
| 20 | OXY Low Carbon Ventures, LLC | 2 | 2 | 0 | 0 | Aug 19, 2022 | Apr 17, 2024 |
| 21 | Puls Operating Company | 1 | 2 | 0 | 9 | Jun 10, 2022 | Jun 10, 2022 |
| 22 | Enterprise Products Operatingllc | 1 | 1 | 0 | 4 | Sep 23, 2024 | Sep 23, 2024 |
| 23 | Bluebonnet Sequestration Hub, LL | 1 | 1 | 0 | 3 | Oct 9, 2024 | Oct 9, 2024 |
| 24 | Gulf Resource Recovery Corp. | 1 | 1 | 0 | 2 | Apr 15, 2026 | Apr 15, 2026 |
| 25 | Gaither Petroleum Corporation | 1 | 2 | 0 | 1 | Dec 1, 2023 | Dec 1, 2023 |
| 26 | Magnetar Operating LLC | 1 | 1 | 0 | 1 | Jan 6, 2026 | Jan 6, 2026 |
| 27 | Anadarko E&P Onshore LLC | 1 | 1 | 0 | 0 | Sep 14, 2017 | Sep 14, 2017 |
| 28 | Houston Gulf Energy Corporation | 1 | 1 | 0 | 0 | Jul 30, 2018 | Jul 30, 2018 |
| 29 | Kaler Energy Corp. | 1 | 1 | 0 | 0 | Sep 16, 2026 | Sep 16, 2026 |
| 30 | Veracity Energy LLC | 1 | 1 | 0 | 0 | Jun 7, 2022 | Jun 7, 2022 |
| 31 | Zapata Exploration Company | — | 0 | 0 | 353 | — | — |
| 32 | Exxon Corp. | — | 810 | 0 | 285 | — | — |
| 33 | Rising Star Energy Partners II | — | 0 | 0 | 283 | — | — |
| 34 | Sandpoint Texas LLC | — | 0 | 0 | 249 | — | — |
| 35 | Sun Exploration & Production Co. | — | 48 | 0 | 63 | — | — |
| 36 | Gcows Operating LLC | — | 0 | 0 | 56 | — | — |
| 37 | Papco, Inc. | — | 6 | 0 | 45 | — | — |
| 38 | Texas Petroleum Investment Co. | — | 18 | 0 | 40 | — | — |
| 39 | McGowan Working Partners, Inc. | — | 1 | 0 | 39 | — | — |
| 40 | Magnum Producing, LP | — | 2 | 0 | 35 | — | — |
| 41 | Humble Oil & Refining Co. | — | 0 | 0 | 35 | — | — |
| 42 | Sun Expl. & Prod. Co.-Lafayette | — | 107 | 0 | 34 | — | — |
| 43 | Linc Gulf Coast Petroleum, Inc. | — | 100 | 0 | 33 | — | — |
| 44 | Texaco Inc. | — | 18 | 0 | 28 | — | — |
| 45 | Kerr-McGee Oil & Gas Onshore LLC | — | 48 | 0 | 27 | — | — |
| 46 | Otex Resources LLC | — | 0 | 0 | 26 | — | — |
| 47 | Houston Oil & Minerals Corp. | — | 35 | 0 | 23 | — | — |
| 48 | Prudential Drilling Company | — | 21 | 0 | 22 | — | — |
| 49 | Texas City Refg. Inc. | — | 10 | 0 | 18 | — | — |
| 50 | Chevron Oil Co the Calif Co Div | — | 0 | 0 | 18 | — | — |
| 51 | Amoco Production Company | — | 12 | 0 | 16 | — | — |
| 52 | Kerr-McGee Corporation | — | 0 | 0 | 16 | — | — |
| 53 | Equistar Chemicals LP | — | 0 | 0 | 15 | — | — |
| 54 | Good OL Boys Oil Company | — | 0 | 0 | 15 | — | — |
| 55 | Davis Petroleum Corp. | — | 43 | 0 | 14 | — | — |
| 56 | Home Petroleum Corp. | — | 0 | 0 | 14 | — | — |
| 57 | Chambliss, Grover C., Jr. | — | 11 | 0 | 13 | — | — |
| 58 | Gulf Oil Corp.-Kilgore | — | 1 | 0 | 13 | — | — |
| 59 | Big Lake Corporation | — | 0 | 0 | 13 | — | — |
| 60 | Oryx Energy Company | — | 106 | 0 | 12 | — | — |
| 61 | Masters Oil & Gas, LLC | — | 22 | 0 | 12 | — | — |
| 62 | Oil Lease Operating Co. | — | 0 | 0 | 12 | — | — |
| 63 | S & S Energy | — | 2 | 0 | 11 | — | — |
| 64 | Claron Corporation | — | 0 | 0 | 11 | — | — |
| 65 | Fieldwood SD Offshore LLC | — | 0 | 0 | 11 | — | — |
| 66 | Shoreham Oil & Gas Company Inc. | — | 0 | 0 | 11 | — | — |
| 67 | Hamman Oil & Refg. Co. | — | 18 | 0 | 10 | — | — |
| 68 | Poynor Corporation | — | 6 | 0 | 10 | — | — |
| 69 | American Exploration Company | — | 5 | 0 | 10 | — | — |
| 70 | S & S Operating Company, Inc. | — | 2 | 0 | 10 | — | — |
| 71 | Allydar Oil and Gas Co. Inc. | — | 0 | 0 | 10 | — | — |
| 72 | D & G Operating Company Inc. | — | 0 | 0 | 10 | — | — |
| 73 | Omega Fuel Op. Co. | — | 0 | 0 | 10 | — | — |
| 74 | Continental Oil Company | — | 5 | 0 | 9 | — | — |
| 75 | EOG Resources, Inc. | — | 3 | 0 | 9 | — | — |
| 76 | Layton Energy Inc. | — | 1 | 0 | 9 | — | — |
| 77 | Fieldwood Onshore LLC | — | 0 | 0 | 9 | — | — |
| 78 | Nicor Production Company | — | 0 | 0 | 9 | — | — |
| 79 | Oil Well Buyers Corp. | — | 2 | 0 | 8 | — | — |
| 80 | Chevron Midcontinent L.P. | — | 0 | 0 | 8 | — | — |
| 81 | Minexprod LLC | — | 0 | 0 | 8 | — | — |
| 82 | Solatex Resources, Ltd | — | 21 | 0 | 7 | — | — |
| 83 | Energy Reserves Group, L.L.C. | — | 10 | 0 | 7 | — | — |
| 84 | TXO Production Corp. | — | 9 | 0 | 7 | — | — |
| 85 | Bennett, Mills Estate | — | 2 | 0 | 7 | — | — |
| 86 | Shoco Production LLC | — | 0 | 0 | 7 | — | — |
| 87 | Vintage Petroleum, Inc. | — | 57 | 0 | 6 | — | — |
| 88 | Puls, W. L. | — | 22 | 0 | 6 | — | — |
| 89 | Maralo, Inc. | — | 9 | 0 | 6 | — | — |
| 90 | Carrizo Oil & Gas, Inc. | — | 5 | 0 | 6 | — | — |
| 91 | J & L Partners | — | 2 | 0 | 6 | — | — |
| 92 | Aspect Energy, LLC | — | 1 | 0 | 6 | — | — |
| 93 | Wagner Oil Company | — | 1 | 0 | 6 | — | — |
| 94 | North Lake Resources LLC | — | 0 | 0 | 6 | — | — |
| 95 | Osyka Producing Company Inc. | — | 0 | 0 | 6 | — | — |
| 96 | Pickett Ernie W. | — | 0 | 0 | 6 | — | — |
| 97 | Reb Petroleum Company | — | 0 | 0 | 6 | — | — |
| 98 | Westland Oil Development Corp. | — | 0 | 0 | 6 | — | — |
| 99 | Wilder Bruce & Starkey Ernest Jr | — | 0 | 0 | 6 | — | — |
| 100 | Getty Oil Co. | — | 18 | 0 | 5 | — | — |
| 101 | Sanchez-O'Brien Oil & Gas Corp. | — | 14 | 0 | 5 | — | — |
| 102 | Yuma E & P Company, Inc. | — | 14 | 0 | 5 | — | — |
| 103 | Middleton Oil Company | — | 10 | 0 | 5 | — | — |
| 104 | Damson Oil Corp. | — | 8 | 0 | 5 | — | — |
| 105 | Trace Oil & Gas Company | — | 5 | 0 | 5 | — | — |
| 106 | Union Texas Petroleum Corp. | — | 5 | 0 | 5 | — | — |
| 107 | Realitos Energy Corp. | — | 3 | 0 | 5 | — | — |
| 108 | Brown, al A. | — | 2 | 0 | 5 | — | — |
| 109 | Goodale, Bertman & Co. Inc. | — | 1 | 0 | 5 | — | — |
| 110 | McCarter, A. Nelson | — | 1 | 0 | 5 | — | — |
| 111 | Harrison Dan J Iii&bruce F Est | — | 0 | 0 | 5 | — | — |
| 112 | MGR Resources | — | 0 | 0 | 5 | — | — |
| 113 | Nei Production Inc. | — | 0 | 0 | 5 | — | — |
| 114 | Pattillo William L. Jr. | — | 0 | 0 | 5 | — | — |
| 115 | Phantom Oil & Gas | — | 0 | 0 | 5 | — | — |
| 116 | Rea Oil & Gas Inc. | — | 0 | 0 | 5 | — | — |
| 117 | Sun Expl. & Prod. Co.-Houston | — | 31 | 0 | 4 | — | — |
| 118 | Cauble Enterprises | — | 12 | 0 | 4 | — | — |
| 119 | Texas Oil & Gas Corp. | — | 10 | 0 | 4 | — | — |
| 120 | Masters Resources, L.L.C. | — | 9 | 0 | 4 | — | — |
| 121 | Noble Energy Inc | — | 5 | 0 | 4 | — | — |
| 122 | Phillips Petroleum Company | — | 4 | 0 | 4 | — | — |
| 123 | Cxy Energy Inc. | — | 2 | 0 | 4 | — | — |
| 124 | Energy Reserves Group Inc. | — | 0 | 0 | 4 | — | — |
| 125 | Huisache Land & Royalty Company | — | 0 | 0 | 4 | — | — |
| 126 | Island Exploration | — | 0 | 0 | 4 | — | — |
| 127 | Jay Management Company LLC | — | 0 | 0 | 4 | — | — |
| 128 | New Horizon Resources LLC | — | 0 | 0 | 4 | — | — |
| 129 | Pan American Petroleum Corp. | — | 0 | 0 | 4 | — | — |
| 130 | Rotation Incorporated | — | 0 | 0 | 4 | — | — |
| 131 | Southland Natural Gas Strge LLC | — | 0 | 0 | 4 | — | — |
| 132 | West Neva Watkins | — | 0 | 0 | 4 | — | — |
| 133 | Warren Petroleum Company | — | 45 | 0 | 3 | — | — |
| 134 | Rutherford Oil Corporation | — | 15 | 0 | 3 | — | — |
| 135 | Chevron U. S. A. Inc. | — | 13 | 0 | 3 | — | — |
| 136 | American Petrofina Co. of Tex. | — | 12 | 0 | 3 | — | — |
| 137 | MGF Oil Corporation | — | 12 | 0 | 3 | — | — |
| 138 | Watson Oil Corporation | — | 9 | 0 | 3 | — | — |
| 139 | Cabot Oil & Gas Corporation | — | 6 | 0 | 3 | — | — |
| 140 | Elliott Oil & Gas Operating Co. | — | 6 | 0 | 3 | — | — |
| 141 | New Century Exploration, Inc. | — | 6 | 0 | 3 | — | — |
| 142 | Energy Development Corp. | — | 5 | 0 | 3 | — | — |
| 143 | Texas Eastern Transmission Corp. | — | 5 | 0 | 3 | — | — |
| 144 | Apache Corporation | — | 4 | 0 | 3 | — | — |
| 145 | Kerr-McGee Oil & Gas Onshore LP | — | 4 | 0 | 3 | — | — |
| 146 | Panaco, Inc. | — | 3 | 0 | 3 | — | — |
| 147 | Pel-Tex Oil Company, Inc. | — | 3 | 0 | 3 | — | — |
| 148 | Sue-Ann Production Company | — | 2 | 0 | 3 | — | — |
| 149 | Union Oil Company of California | — | 1 | 0 | 3 | — | — |
| 150 | Universal Petroleum Corporation | — | 1 | 0 | 3 | — | — |
| 151 | Atlantic Richfield Co.-Corpus | — | 0 | 0 | 3 | — | — |
| 152 | Bailey Donald Ray | — | 0 | 0 | 3 | — | — |
| 153 | Big Easy Operating Company | — | 0 | 0 | 3 | — | — |
| 154 | Crude Production Company | — | 0 | 0 | 3 | — | — |
| 155 | Davis Morgan J Estate Trust | — | 0 | 0 | 3 | — | — |
| 156 | Elliott Oil Company L.P. | — | 0 | 0 | 3 | — | — |
| 157 | Equipment Hot Line | — | 0 | 0 | 3 | — | — |
| 158 | Hagen-Greenbriar Expl. Corp. | — | 0 | 0 | 3 | — | — |
| 159 | HNG Oil Company | — | 0 | 0 | 3 | — | — |
| 160 | McGowen Resources Co. Inc. | — | 0 | 0 | 3 | — | — |
| 161 | Sabine Environmental Svcs LLC | — | 0 | 0 | 3 | — | — |
| 162 | Seco Production Company | — | 0 | 0 | 3 | — | — |
| 163 | Trinity River Operating Company | — | 0 | 0 | 3 | — | — |
| 164 | Western Energy Group LLC | — | 0 | 0 | 3 | — | — |
| 165 | Wright Brothers Energy Inc. | — | 0 | 0 | 3 | — | — |
| 166 | Zone Ridge Operating LLC | — | 0 | 0 | 3 | — | — |
| 167 | Erg Resources, L.L.C. | — | 47 | 0 | 2 | — | — |
| 168 | Transtexas Gas Corporation | — | 22 | 0 | 2 | — | — |
| 169 | Samson Exploration, LLC | — | 20 | 0 | 2 | — | — |
| 170 | Aspect Resources LLC | — | 11 | 0 | 2 | — | — |
| 171 | Diamex Co. | — | 11 | 0 | 2 | — | — |
| 172 | Fina Oil & Chemical Company | — | 11 | 0 | 2 | — | — |
| 173 | Crest Resources & Expl. Corp. | — | 9 | 0 | 2 | — | — |
| 174 | Pierce Petroleum | — | 9 | 0 | 2 | — | — |
| 175 | Texas Crude, Inc. | — | 9 | 0 | 2 | — | — |
| 176 | Prairie Producing Company | — | 8 | 0 | 2 | — | — |
| 177 | Ranger Oil Company | — | 8 | 0 | 2 | — | — |
| 178 | Exxon Mobil Corporation | — | 7 | 0 | 2 | — | — |
| 179 | Louisiana Land & Expl. Co., The | — | 7 | 0 | 2 | — | — |
| 180 | Harrison Interests, Ltd. | — | 6 | 0 | 2 | — | — |
| 181 | Magnum Producing & Operating Co. | — | 5 | 0 | 2 | — | — |
| 182 | Newfield Exploration Company | — | 5 | 0 | 2 | — | — |
| 183 | Whitson, James A., Jr. | — | 5 | 0 | 2 | — | — |
| 184 | Conoco Inc. | — | 4 | 0 | 2 | — | — |
| 185 | Royal Oil & Gas Corp. | — | 4 | 0 | 2 | — | — |
| 186 | Atlantic Richfield Co. | — | 3 | 0 | 2 | — | — |
| 187 | Bagley, Roy | — | 3 | 0 | 2 | — | — |
| 188 | Cox & Perkins Exploration, Inc. | — | 3 | 0 | 2 | — | — |
| 189 | Mosbacher Energy Company | — | 3 | 0 | 2 | — | — |
| 190 | Bertman Drilling&producing Corp. | — | 2 | 0 | 2 | — | — |
| 191 | Caskids Operating Company | — | 2 | 0 | 2 | — | — |
| 192 | Lases Company, Inc. | — | 2 | 0 | 2 | — | — |
| 193 | Republic Prod. Co. of Texas,inc. | — | 1 | 0 | 2 | — | — |
| 194 | Samedan Oil Corporation | — | 1 | 0 | 2 | — | — |
| 195 | 403070 - Name Unknown | — | 0 | 0 | 2 | — | — |
| 196 | Amrwr LLC | — | 0 | 0 | 2 | — | — |
| 197 | Anico Six Sixty Six | — | 0 | 0 | 2 | — | — |
| 198 | Berry Philip B.operating Co.inc. | — | 0 | 0 | 2 | — | — |
| 199 | Burnett Corporation - Pleasanton | — | 0 | 0 | 2 | — | — |
| 200 | Clinton Oil Co. | — | 0 | 0 | 2 | — | — |
| 201 | Coastal States Gas Prod. Co. | — | 0 | 0 | 2 | — | — |
| 202 | Cotton Lake Partners Inc. | — | 0 | 0 | 2 | — | — |
| 203 | Cox Edwin L. & Hamon Jake L. | — | 0 | 0 | 2 | — | — |
| 204 | Crimson Exploration Oper. Inc. | — | 0 | 0 | 2 | — | — |
| 205 | Dallas Petroleum Group LLC | — | 0 | 0 | 2 | — | — |
| 206 | Dogwood Operating Company Inc. | — | 0 | 0 | 2 | — | — |
| 207 | Draper Goodale & Company Inc. | — | 0 | 0 | 2 | — | — |
| 208 | Embar Industries Trustee | — | 0 | 0 | 2 | — | — |
| 209 | Finley Resources Inc. | — | 0 | 0 | 2 | — | — |
| 210 | Ginther Warren & Company | — | 0 | 0 | 2 | — | — |
| 211 | Godsey W. R. | — | 0 | 0 | 2 | — | — |
| 212 | HD Operating Co LLC | — | 0 | 0 | 2 | — | — |
| 213 | Jet Oil Producers | — | 0 | 0 | 2 | — | — |
| 214 | Linan Oil & Gas Inc. | — | 0 | 0 | 2 | — | — |
| 215 | Lippincott Investments | — | 0 | 0 | 2 | — | — |
| 216 | Marine Contrac. & Supply Inc. | — | 0 | 0 | 2 | — | — |
| 217 | Miller Martin M. | — | 0 | 0 | 2 | — | — |
| 218 | Operator P-5 Not on File | — | 0 | 0 | 2 | — | — |
| 219 | Partners Oil Company | — | 0 | 0 | 2 | — | — |
| 220 | Pecorino George & Assoc. Ltd. | — | 0 | 0 | 2 | — | — |
| 221 | Pennzoil Producing Co. | — | 0 | 0 | 2 | — | — |
| 222 | Phoenix Oil Field Equipment Co. | — | 0 | 0 | 2 | — | — |
| 223 | Plum Oil & Gas | — | 0 | 0 | 2 | — | — |
| 224 | Red Wolf Oil Company Inc. | — | 0 | 0 | 2 | — | — |
| 225 | Roberts William B. Inc. | — | 0 | 0 | 2 | — | — |
| 226 | Sawtooth Operating Co. Inc. | — | 0 | 0 | 2 | — | — |
| 227 | Schnapp Ben H. | — | 0 | 0 | 2 | — | — |
| 228 | Standard Oil Company of Texas | — | 0 | 0 | 2 | — | — |
| 229 | Tarpon Oil Company | — | 0 | 0 | 2 | — | — |
| 230 | Ultramar Oil and Gas Limited | — | 0 | 0 | 2 | — | — |
| 231 | United Texas Corp. (A) | — | 0 | 0 | 2 | — | — |
| 232 | Zantana Resources | — | 0 | 0 | 2 | — | — |
| 233 | Cummins & Walker Oil Co., Inc. | — | 15 | 0 | 1 | — | — |
| 234 | L & L Oper,inc./Viking Pet,inc. | — | 14 | 0 | 1 | — | — |
| 235 | Sierra Production Co. | — | 14 | 0 | 1 | — | — |
| 236 | Eads Operating Co. | — | 13 | 0 | 1 | — | — |
| 237 | Goldking Prod. Co. | — | 12 | 0 | 1 | — | — |
| 238 | Daniel Oil Co. | — | 11 | 0 | 1 | — | — |
| 239 | Plains Resources Inc. | — | 11 | 0 | 1 | — | — |
| 240 | Ballard Exploration Company,inc. | — | 10 | 0 | 1 | — | — |
| 241 | Hanson Minerals Co. | — | 10 | 0 | 1 | — | — |
| 242 | Apb Oil Corporation | — | 9 | 0 | 1 | — | — |
| 243 | Placid Oil Company | — | 9 | 0 | 1 | — | — |
| 244 | Fairways Exploration & Prod, LLC | — | 8 | 0 | 1 | — | — |
| 245 | French Production Incorporated | — | 8 | 0 | 1 | — | — |
| 246 | Goldston Oil Corporation | — | 6 | 0 | 1 | — | — |
| 247 | Swift Energy Company | — | 6 | 0 | 1 | — | — |
| 248 | Tascocita Energy Co. | — | 6 | 0 | 1 | — | — |
| 249 | Tempest Energy Resources, LP | — | 6 | 0 | 1 | — | — |
| 250 | Galveston Bay Energy, LLC | — | 5 | 0 | 1 | — | — |
| 251 | Caravelle Petroleum, Inc. | — | 4 | 0 | 1 | — | — |
| 252 | Etoco, L.P. | — | 4 | 0 | 1 | — | — |
| 253 | First Energy Corp. of Miss. | — | 4 | 0 | 1 | — | — |
| 254 | Halbouty, Michel T. Energy Co. | — | 4 | 0 | 1 | — | — |
| 255 | Houston Energy Operating, L.P. | — | 4 | 0 | 1 | — | — |
| 256 | Martin Oil & Gas Co. | — | 4 | 0 | 1 | — | — |
| 257 | Wagner, Duer & Co. | — | 4 | 0 | 1 | — | — |
| 258 | Amerada Hess Corporation | — | 3 | 0 | 1 | — | — |
| 259 | El Tres Exploration | — | 3 | 0 | 1 | — | — |
| 260 | Hallwood Petroleum, Inc. | — | 3 | 0 | 1 | — | — |
| 261 | Marlin Energy Southwest GP, LLC | — | 3 | 0 | 1 | — | — |
| 262 | Northern Michigan Exp. Co. | — | 3 | 0 | 1 | — | — |
| 263 | Buttes Resources Company | — | 2 | 0 | 1 | — | — |
| 264 | Canyon Series Exploration, Inc. | — | 2 | 0 | 1 | — | — |
| 265 | Chapman Oil | — | 2 | 0 | 1 | — | — |
| 266 | Choice Exploration, Inc. | — | 2 | 0 | 1 | — | — |
| 267 | Cimarex Energy Co. | — | 2 | 0 | 1 | — | — |
| 268 | CNG Producing Company | — | 2 | 0 | 1 | — | — |
| 269 | Dynamic of Texas, Inc. | — | 2 | 0 | 1 | — | — |
| 270 | Henderson, Peter Oil Co. | — | 2 | 0 | 1 | — | — |
| 271 | National Offshore LP | — | 2 | 0 | 1 | — | — |
| 272 | Pacific Enterprises Oil Co.(usa) | — | 2 | 0 | 1 | — | — |
| 273 | Riseden, Ltd. | — | 2 | 0 | 1 | — | — |
| 274 | St. Mary Energy Company | — | 2 | 0 | 1 | — | — |
| 275 | Wintershall Oil and Gas Co. | — | 2 | 0 | 1 | — | — |
| 276 | Abaco Operating, LLC | — | 1 | 0 | 1 | — | — |
| 277 | Ace Productions | — | 1 | 0 | 1 | — | — |
| 278 | Alta Mesa Services, LP | — | 1 | 0 | 1 | — | — |
| 279 | Cedar Point Oil Company | — | 1 | 0 | 1 | — | — |
| 280 | Cottonwood Energy Dev. Corp. | — | 1 | 0 | 1 | — | — |
| 281 | Denali Oil & Gas Management, LLC | — | 1 | 0 | 1 | — | — |
| 282 | Duncan Energy Company | — | 1 | 0 | 1 | — | — |
| 283 | E-Tex Mineral, Inc. | — | 1 | 0 | 1 | — | — |
| 284 | Famcor Oil, Inc | — | 1 | 0 | 1 | — | — |
| 285 | Frost, C. M. & V. W. | — | 1 | 0 | 1 | — | — |
| 286 | Grimes Energy Company | — | 1 | 0 | 1 | — | — |
| 287 | Gulfstream Petroleum Corp. | — | 1 | 0 | 1 | — | — |
| 288 | Hydrocarbon Management, Inc. | — | 1 | 0 | 1 | — | — |
| 289 | Jet Oil Producers, Inc. | — | 1 | 0 | 1 | — | — |
| 290 | Jones Exploration Company | — | 1 | 0 | 1 | — | — |
| 291 | Kerns Petroleum, Inc. | — | 1 | 0 | 1 | — | — |
| 292 | Masters Onshore, LLC | — | 1 | 0 | 1 | — | — |
| 293 | Maverick Drilling Co., Inc. | — | 1 | 0 | 1 | — | — |
| 294 | McCord Exploration | — | 1 | 0 | 1 | — | — |
| 295 | Oil Coast Corp. | — | 1 | 0 | 1 | — | — |
| 296 | Petroleum Corporation of Texas | — | 1 | 0 | 1 | — | — |
| 297 | Range Production Company | — | 1 | 0 | 1 | — | — |
| 298 | Rio Bravo Oil Company | — | 1 | 0 | 1 | — | — |
| 299 | Rowe Oil & Gas, Inc. | — | 1 | 0 | 1 | — | — |
| 300 | Samson Lone Star, LLC | — | 1 | 0 | 1 | — | — |