| 101 | Pve Oil Corp Inc | Blairsville, PA 15717-7961 | Oil & Gas Operator | Dec 2025 |
| 102 | Quail Energy Corp | MT Gilead, OH 43338 | Oil & Gas Operator | Dec 2010 |
| 103 | Quaker State Corporation | Houston, TX 77002-2806 | Oil & Gas Operator | Dec 2013 |
| 104 | R & N Resources LLC | Bear Lake, PA 16402-2926 | Oil & Gas Operator | Dec 2025 |
| 105 | Range Resources Appalachia LLC | Canonsburg, PA 15317 | Oil & Gas Operator | Dec 2025 |
| 106 | Reclusive Energy LLC | Gifford, PA 16732 | Oil & Gas Operator | Dec 2020 |
| 107 | Red Jacket Energy LLC | Roulette, PA 16746-1408 | Oil & Gas Operator | Dec 2024 |
| 108 | Remington Capital Holdings Inc | North East, PA 16428-0026 | Oil & Gas Operator | Dec 2022 |
| 109 | Rhoades Oil Co | Tulsa, OK 74136-5575 | Oil & Gas Operator | Aug 2013 |
| 110 | Richard B Herzog | Bradford, PA 16701-3619 | Oil Operator | Dec 2007 |
| 111 | Roulette Oil & Gas LLC | Shinglehouse, PA 16748-3406 | Oil & Gas Operator | Dec 2025 |
| 112 | Sandstone Dev LLC | Bradford, PA 16701-2922 | Oil & Gas Operator | Dec 2024 |
| 113 | Schreiner Oil & Gas Inc | Prescott, AZ 86303 | Oil & Gas Operator | Dec 2023 |
| 114 | Seneca Resources Co LLC | Cranberry Township, PA 16066 | Oil & Gas Operator | Dec 2025 |
| 115 | Sergeant Gas Co Inc | Wilcox, PA 15870-1810 | Oil & Gas Operator | Dec 2024 |
| 116 | Simon Of Bolivar Enterprises Inc | Cuba, NY 14727 | Oil & Gas Operator | Dec 2024 |
| 117 | Sliverville Oil Co LLC | Bradford, PA 16701-2770 | Oil & Gas Operator | Dec 2025 |
| 118 | SM Energy | Denver, CO 80203-4361 | Gas Operator | Feb 2015 |
| 119 | Snyder Bros Inc | Kittanning, PA 16201 | Oil & Gas Operator | Dec 2025 |
| 120 | South Shore Energy LLC | Geneva, OH 44041 | Oil & Gas Operator | Dec 2024 |
| 121 | Southwell Russell C | Warren, PA 16365-3686 | Oil & Gas Operator | Dec 2022 |
| 122 | Stateside Energy Group LLC | North Miami Beach, FL 33435 | Oil & Gas Operator | Dec 2024 |
| 123 | Stonehaven Energy MGT Co LLC | Clearfield, PA 16830-7342 | Oil & Gas Operator | Dec 2019 |
| 124 | SV Abs Interest Wetmore Proj | Saint Marys, PA 15857-1729 | Oil & Gas Operator | Dec 2025 |
| 125 | Swamp Angel Energy LLC | Wichita, KS 67220-3900 | Oil & Gas Operator | Dec 2009 |
| 126 | Swepi LP | Houston, TX 77079 | Oil & Gas Operator | Jul 2020 |
| 127 | Synd Enterprises Inc | Lakewood, NY 14750-9613 | Oil & Gas Operator | Dec 2006 |
| 128 | Timbuck Resources LLC | Fredericktown, OH 43019-0117 | Oil & Gas Operator | Dec 2005 |
| 129 | Titus Energy LLC | Corsica, PA 15829-3833 | Oil & Gas Operator | Dec 2024 |
| 130 | Triana Energy LLC | Charleston, WV 25301-2815 | Gas Operator | Nov 2018 |
| 131 | United Resources Corp | Olean, NY 14760 | Oil & Gas Operator | Dec 2020 |
| 132 | Us Energy Dev Corp | Getzville, NY 14068-1558 | Oil & Gas Operator | Dec 2021 |
| 133 | Van Oil Co Inc | Fort Worth, TX 76116 | Oil Operator | Dec 1997 |
| 134 | Vanderhoof Energy Prod LLC | Russell, PA 16345 | Oil & Gas Operator | Dec 2025 |
| 135 | Vineyard Oil & Gas Co | North East, PA 16428 | Oil & Gas Operator | Dec 2023 |
| 136 | Vista Resources Inc | Pittsburgh, PA 15241-1633 | Oil & Gas Operator | Dec 2015 |
| 137 | Wandover Charles T SR | Inverness, FL 34452-7527 | Oil & Gas Operator | Dec 2024 |
| 138 | Weinsz Oil & Gas Inc | North Canton, OH 44720 | Oil & Gas Operator | Dec 2003 |
| 139 | Whidbey Resources Inc | Hudson, OH 44236 | Oil & Gas Operator | Dec 2016 |
| 140 | Wilkes Energy Inc | Akron, OH 44308 | Oil & Gas Operator | Dec 2022 |
| 141 | Willard M Cline | Bradford, PA 16701-1715 | Oil & Gas Operator | Dec 2022 |
| 142 | Wilmoth Interests, Inc. | Marion Center, PA 15759 | Oil & Gas Operator | Dec 2025 |