| 101 | Kuhn Oil Co Inc | Timber Lake, SD 57656 | Oil Operator | Dec 2024 |
| 102 | Lilis Energy Inc | Denver, CO 80203 | Oil & Gas Operator | Aug 2017 |
| 103 | Lone Mountain Prod | | Oil Operator | Dec 2018 |
| 104 | Lyons & Lyons Inc | Tulsa, OK 74119 | Oil & Gas Operator | Feb 2025 |
| 105 | Mica Energy Corp. | Lincoln, NE 68516 | Oil & Gas Operator | Dec 2010 |
| 106 | Monahan | | Oil Operator | Dec 2009 |
| 107 | Morgan, Mike | | Oil Operator | Dec 2014 |
| 108 | Mull Drilling Company | Wichita, KS 67206 | Oil & Gas Operator | Mar 2025 |
| 109 | Murfin Drilling Company Inc | Wichita, KS 67202 | Oil & Gas Operator | Mar 2025 |
| 110 | Nance Petroleum Corporation | Billings, MT 59103-7168 | Oil & Gas Operator | Nov 2007 |
| 111 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | May 2025 |
| 112 | Norstar Petroleum Inc | Englewood, CO 80112 | Oil & Gas Operator | Jan 2025 |
| 113 | O&Apos;Brien Energy Resources Corp | | Oil & Gas Operator | Dec 2024 |
| 114 | Open Range Energy LLC | Jones, OK 73049-8744 | Oil & Gas Operator | Mar 2025 |
| 115 | P & E Oil | | Oil & Gas Operator | Dec 2024 |
| 116 | Paine Petroleum Company LLC | | Oil Operator | Dec 2013 |
| 117 | Paladin Energy Partners LLC | | Oil & Gas Operator | Dec 2006 |
| 118 | Parklan Oil | | Oil Operator | Dec 2016 |
| 119 | Pathex Petroleum, Inc | | Gas Operator | Dec 2013 |
| 120 | Peak Nebraska Acquisitions, LLC | | Oil Operator | Dec 2010 |
| 121 | Peterson Energy Operating | | Oil Operator | Dec 2021 |
| 122 | Petro-Canada Resources (USA) | | Oil & Gas Operator | Dec 2009 |
| 123 | Petrowest Energy Co Inc | | Oil & Gas Operator | Dec 2024 |
| 124 | Pioneer Operations, LLC | Hays, KS 67601 | Oil Operator | Jan 2025 |
| 125 | Platte Valley Oil Co., Inc. | Ralston, NE 68127 | Oil Operator | Jan 2025 |
| 126 | Prima Exploration, Inc. | Denver, CO 80206 | Oil & Gas Operator | Apr 2025 |
| 127 | Quantum Operating Company | Denver, CO 80201 | Oil & Gas Operator | Dec 2012 |
| 128 | R. Lacy Services, LTD. | Longview, TX 75606 | Oil & Gas Operator | May 2025 |
| 129 | Rampart Energy Company | | Oil & Gas Operator | Dec 2024 |
| 130 | Raymond Oil Co., Inc. | Wichita, KS 67201 | Oil & Gas Operator | Jan 2025 |
| 131 | Recovery Energy Inc | | Oil & Gas Operator | Jan 2014 |
| 132 | Remora Operating LLC | Houston, TX 77056 | Oil & Gas Operator | May 2025 |
| 133 | Richardson County Crude Inc. | | Oil Operator | Dec 2024 |
| 134 | Rim Operating, Inc. | Englewood, CO 80112 | Oil & Gas Operator | May 2025 |
| 135 | Ritchie Exploration, Inc. | Wichita, KS 67278 | Oil & Gas Operator | Feb 2025 |
| 136 | Robuck Petroleum, LLC | Nacogdoches, TX 75965 | Oil & Gas Operator | May 2025 |
| 137 | Rock Bottom Oil LLC | | Oil Operator | Dec 2024 |
| 138 | Roxanna Nebraska, LLC | | Oil Operator | Dec 2023 |
| 139 | Rta Petroleum, LLC | | Oil Operator | Dec 2024 |
| 140 | RV Borchert Oil Producer | | Oil & Gas Operator | Dec 2024 |
| 141 | Samuel Gary Jr. & Associates, Inc. | Denver, CO 80202 | Oil & Gas Operator | Jan 2025 |
| 142 | Singletree Resources Inc | | Oil & Gas Operator | Aug 2014 |
| 143 | Smith Oil Properties Inc | | Oil & Gas Operator | Nov 2022 |
| 144 | Smith Red Plains Production | | Oil & Gas Operator | Dec 2024 |
| 145 | Smith Red Plains Production LLC | | Oil & Gas Operator | Apr 2025 |
| 146 | Soper Production | | Oil & Gas Operator | Dec 2011 |
| 147 | Thoroughbred Associates L.L.C. | Wichita, KS 67226 | Oil & Gas Operator | Jan 2025 |
| 148 | Tidal Wave Energy, Inc. | New Castle, PA 16105 | Oil & Gas Operator | Jun 2022 |
| 149 | Timka Resources LTD | | Oil & Gas Operator | Apr 2025 |
| 150 | Tri Family Oil Co | | Oil Operator | Dec 2024 |
| 151 | Triple K Oil LLC | | Oil & Gas Operator | Dec 2024 |
| 152 | Twin Oil Partnership LLC | | Oil Operator | Dec 2024 |
| 153 | Urban Oil & Gas Group, LLC | Plano, TX 75074 | Oil & Gas Operator | May 2025 |
| 154 | Vista Operating Inc | | Oil & Gas Operator | Dec 2014 |
| 155 | Walsh & Watts Inc | Aledo, TX 76008 | Oil & Gas Operator | May 2025 |
| 156 | Walsh Production Inc | | Oil & Gas Operator | Nov 2008 |
| 157 | Warner Ventures Inc | | Oil Operator | Dec 2024 |
| 158 | Wellstar Corporation | Northglenn, CO 80233 | Oil & Gas Operator | Mar 2025 |
| 159 | Western Operating Company | Denver, CO 80204 | Oil & Gas Operator | Mar 2025 |
| 160 | Wieser Oil LLC | | Oil & Gas Operator | Dec 2024 |
| 161 | Williams Inc | | Oil Operator | Dec 2019 |
| 162 | Wind River Exploration Inc | Sewickley, PA 15143 | Oil & Gas Operator | Jan 2025 |
| 163 | Wistrom | | Oil Operator | Aug 2019 |
| 164 | Yount Foundation Inc | | Oil Operator | Dec 2024 |
| 165 | Z & S Construction Co Inc | Kimball, NE 69145 | Oil & Gas Operator | Mar 2025 |
| 166 | Zeiders Bros Oil & Gas Co LLC | Edmond, OK 73003 | Oil & Gas Operator | Feb 2025 |