| 101 | AIKENS 5 AIKENS5 | Westmoreland County, PA | Gas Property | Dec 2025 |
| 102 | AIRDALE | Venango County, PA | Oil & Gas Property | Dec 2025 |
| 103 | AIRPORT BA | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 104 | AK STEEL | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 105 | AKINS LEASE AKINS | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 106 | AKITA | Bradford County, PA | Gas Property | Dec 2025 |
| 107 | ALAN CHRISTIANSON | Westmoreland County, PA | Gas Property | Dec 2025 |
| 108 | ALAN HOLSINGER | Indiana County, PA | Gas Property | Dec 2025 |
| 109 | ALAN L SUMMERHILL | Armstrong County, PA | Gas Property | Dec 2025 |
| 110 | ALBERT J. ALLISON 0 | Washington County, PA | Gas Property | Dec 2024 |
| 111 | ALBERT L CA | Armstrong County, PA | Gas Property | Dec 2025 |
| 112 | ALBERT O DORSEY | Westmoreland County, PA | Gas Property | Dec 2025 |
| 113 | ALBERT R BROCCO | Fayette County, PA | Gas Property | Dec 2025 |
| 114 | ALBERT SULICK | Indiana County, PA | Gas Property | Dec 2025 |
| 115 | ALBERTA | Indiana County, PA | Gas Property | Dec 2025 |
| 116 | ALBERTA | Bradford County, PA | Gas Property | Nov 2025 |
| 117 | ALBERTSON | Bradford County, PA | Gas Property | Dec 2025 |
| 118 | ALBRIGHT | Westmoreland County, PA | Gas Property | Dec 2025 |
| 119 | ALCOA | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 120 | ALCOA TECHNICAL CENTER | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 121 | ALCORN | Armstrong County, PA | Gas Property | Dec 2025 |
| 122 | ALCORN | Westmoreland County, PA | Gas Property | Dec 2025 |
| 123 | ALDEN ABBOTT 1 | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 124 | ALDEN EVANS A | Lycoming County, PA | Gas Property | Dec 2025 |
| 125 | ALDER RUN LAND LP | Clearfield County, PA | Gas Property | Dec 2025 |
| 126 | ALDERFER | Bradford County, PA | Gas Property | Dec 2025 |
| 127 | ALDERFER 03 109 0 | Bradford County, PA | Gas Property | Dec 2025 |
| 128 | ALDERSON 05 | Bradford County, PA | Gas Property | Dec 2025 |
| 129 | ALDRICH L | Susquehanna County, PA | Gas Property | Dec 2025 |
| 130 | ALESE | Armstrong County, PA | Gas Property | Dec 2025 |
| 131 | ALETHE KNAPP | Indiana County, PA | Gas Property | Dec 2025 |
| 132 | ALEX BENNETT | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 133 | ALEX KOSANOVICH | Armstrong County, PA | Gas Property | Dec 2025 |
| 134 | ALEX ORIS | Mercer County, PA | Oil & Gas Property | Dec 2024 |
| 135 | ALEX TAMSULA | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 136 | ALEX ZONA JR ET AL | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 137 | ALEXANDER | Bradford County, PA | Gas Property | Dec 2025 |
| 138 | ALEXANDER | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 139 | ALEXANDER | Washington County, PA | Oil & Gas Property | Sep 2024 |
| 140 | ALEXANDER GRAHAM | Westmoreland County, PA | Gas Property | Dec 2025 |
| 141 | ALEXANDER LINDSAY UNIT 5H | Armstrong County, PA | Gas Property | Dec 2025 |
| 142 | ALICE C. CHARLEY | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 143 | ALICE I SHAFFER | Clarion County, PA | Gas Property | Dec 2025 |
| 144 | ALICE PETERS | Armstrong County, PA | Gas Property | Dec 2025 |
| 145 | ALKAN | Bradford County, PA | Gas Property | Dec 2025 |
| 146 | ALL RIV MNG CO 1 | Armstrong County, PA | Gas Property | Dec 2025 |
| 147 | ALLAM | Venango County, PA | Oil & Gas Property | Dec 2025 |
| 148 | ALLAN HART | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 149 | ALLEGANY | Potter County, PA | Gas Property | Dec 2025 |
| 150 | ALLEGHENY ENERGY | Allegheny County, PA | Gas Property | Dec 2025 |
| 151 | ALLEGHENY LUDLUM STEEL CORP | Westmoreland County, PA | Gas Property | Dec 2025 |
| 152 | ALLEGHENY METALS | Armstrong County, PA | Gas Property | Dec 2024 |
| 153 | ALLEGHENY MINERAL | Armstrong County, PA | Gas Property | Dec 2025 |
| 154 | ALLEGHENY MINERAL CORP | Armstrong County, PA | Gas Property | Dec 2025 |
| 155 | ALLEGHENY N | Elk County, PA | Oil & Gas Property | Dec 2025 |
| 156 | ALLEGHENY N | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 157 | ALLEGHENY NAT | Elk County, PA | Oil & Gas Property | Dec 2025 |
| 158 | ALLEGHENY NAT | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 159 | ALLEGHENY NAT | Elk County, PA | Oil & Gas Property | Dec 2025 |
| 160 | ALLEGHENY NATIONAL FOREST | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 161 | ALLEGHENY NATL FOREST | Elk County, PA | Gas Property | Dec 2025 |
| 162 | ALLEGHENY NATL FOREST 1 | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 163 | ALLEGHENY NATL FOREST LOT 7 | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 164 | ALLEGHENY NATL FOREST WARRANT 5195 95 | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 165 | ALLEGHENY RIDGE WEST HILLEGAS | Lycoming County, PA | Gas Property | Dec 2025 |
| 166 | ALLEGHENY RIVER MIN | Jefferson County, PA | Oil & Gas Property | Dec 2025 |
| 167 | ALLEGHENY RIVER MINI | Jefferson County, PA | Gas Property | Dec 2025 |
| 168 | ALLEGRA | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 169 | ALLEN | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 170 | ALLEN | Warren County, PA | Oil & Gas Property | Dec 1991 |
| 171 | ALLEN | Bradford County, PA | Gas Property | Dec 2025 |
| 172 | ALLEN | Butler County, PA | Gas Property | Nov 2025 |
| 173 | ALLEN | Fayette County, PA | Gas Property | Dec 2025 |
| 174 | ALLEN D J MILLER | Indiana County, PA | Gas Property | Dec 2025 |
| 175 | ALLEN P HOVIS ET AL | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 176 | ALLEN PROJECT | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 177 | ALLEN UNIT | Bradford County, PA | Gas Property | Dec 2025 |
| 178 | ALLENSON | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 179 | ALLFORD | Bradford County, PA | Gas Property | Dec 2025 |
| 180 | ALLISON/HOGSETT | Fayette County, PA | Gas Property | Dec 2025 |
| 181 | ALLSHOUSE | Armstrong County, PA | Gas Property | Dec 2025 |
| 182 | ALLSHOUSE FRASER 100 | Warren County, PA | Oil Property | Dec 2025 |
| 183 | ALMENDINGER | Warren County, PA | Gas Property | Dec 2025 |
| 184 | ALOE FAMILY UNIT | Washington County, PA | Gas Property | Nov 2025 |
| 185 | ALPHA 1 5921 | Greene County, PA | Gas Property | Dec 2025 |
| 186 | ALPHA UNIT | Greene County, PA | Gas Property | Dec 2025 |
| 187 | ALTER | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 188 | ALTHOUSE | McKean County, PA | Gas Property | Dec 2023 |
| 189 | ALTMAN | Armstrong County, PA | Gas Property | Dec 2025 |
| 190 | ALTMAN | Westmoreland County, PA | Gas Property | Dec 2025 |
| 191 | ALTMAN | Armstrong County, PA | Gas Property | Dec 2025 |
| 192 | ALTMIRE | Armstrong County, PA | Gas Property | Dec 2025 |
| 193 | ALTON | Bradford County, PA | Gas Property | Nov 2025 |
| 194 | ALVAN C HAWK | Armstrong County, PA | Gas Property | Dec 2025 |
| 195 | ALVAREZ | Bradford County, PA | Gas Property | Dec 2025 |
| 196 | ALVAREZ WYO | Wyoming County, PA | Gas Property | Dec 2025 |
| 197 | AMBRIDGE SCHOOL | Beaver County, PA | Oil & Gas Property | Dec 2023 |
| 198 | AMBROSE | Armstrong County, PA | Gas Property | Dec 2025 |
| 199 | AMBROSE UNIT | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 200 | AMBROSIUS UNIT | Bradford County, PA | Gas Property | Dec 2025 |