| 4101 | KEANE | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 4102 | KEARNEY RICHARD UNIT | Washington County, PA | Gas Property | Sep 2025 |
| 4103 | KEARNS | Washington County, PA | Gas Property | Dec 2024 |
| 4104 | KEARNS UNIT | Washington County, PA | Oil & Gas Property | Sep 2025 |
| 4105 | KEATING | Forest County, PA | Oil Property | Dec 2007 |
| 4106 | KEBERT DEV INC | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 4107 | KEBERT DEVELOPERS INC | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 4108 | KEELER | Erie County, PA | Gas Property | Dec 2024 |
| 4109 | KEELER HOLLOW | Bradford County, PA | Gas Property | Sep 2025 |
| 4110 | KEENE UNIT | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 4111 | KEEVES J | Susquehanna County, PA | Gas Property | Sep 2025 |
| 4112 | KEFFER | Fayette County, PA | Oil & Gas Property | Dec 2024 |
| 4113 | KEIR N | Bradford County, PA | Gas Property | Sep 2025 |
| 4114 | KEIR S | Bradford County, PA | Gas Property | Sep 2025 |
| 4115 | KEISER | Clearfield County, PA | Gas Property | Dec 2024 |
| 4116 | KEITH D SNYDER | Jefferson County, PA | Gas Property | Dec 2024 |
| 4117 | KEITH SNYDER | Jefferson County, PA | Gas Property | Dec 2024 |
| 4118 | KELL | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4119 | KELL | Warren County, PA | Gas Property | Dec 2024 |
| 4120 | KELL FARM KM | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4121 | KELLAR | Forest County, PA | Oil Property | Dec 2024 |
| 4122 | KELLER | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4123 | KELLER | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 4124 | KELLER & GEIST | Jefferson County, PA | Gas Property | Dec 2024 |
| 4125 | KELLY LAND | Armstrong County, PA | Gas Property | Dec 2024 |
| 4126 | KEMERER | Greene County, PA | Gas Property | Dec 2024 |
| 4127 | KEMP | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4128 | KEMSOD | Greene County, PA | Gas Property | Sep 2025 |
| 4129 | KEN MENTCH | Indiana County, PA | Gas Property | Dec 2024 |
| 4130 | KEN TON 902 | Potter County, PA | Gas Property | Sep 2025 |
| 4131 | KENDALL | Indiana County, PA | Gas Property | Dec 2024 |
| 4132 | KENDALL EASTBRANCH 1 | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 4133 | KENDALL UNIT | Washington County, PA | Gas Property | Sep 2025 |
| 4134 | KENMAR HC A | Lycoming County, PA | Gas Property | Sep 2025 |
| 4135 | KENNEDY | Jefferson County, PA | Gas Property | Dec 2024 |
| 4136 | KENNEDY | Jefferson County, PA | Gas Property | Dec 2024 |
| 4137 | KENNEDY | Elk County, PA | Oil & Gas Property | Dec 2019 |
| 4138 | KENNEDY 137 | Tioga County, PA | Gas Property | Sep 2025 |
| 4139 | KENNEDY DEV | McKean County, PA | Oil Property | Dec 1997 |
| 4140 | KENNEDY UNIT | Butler County, PA | Oil & Gas Property | Sep 2025 |
| 4141 | KENNEDY UNIT | Washington County, PA | Gas Property | Sep 2025 |
| 4142 | KENNEMUTH | Clarion County, PA | Oil & Gas Property | Sep 2025 |
| 4143 | KENNEMUTH | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 4144 | KENNETH | Armstrong County, PA | Gas Property | Dec 2024 |
| 4145 | KENNETH | Jefferson County, PA | Gas Property | Dec 2024 |
| 4146 | KENNETH ALSOP | Indiana County, PA | Gas Property | Dec 2024 |
| 4147 | KENNETH BARRETT | Armstrong County, PA | Oil & Gas Property | Dec 2024 |
| 4148 | KENNETH C WALTERS | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 4149 | KENNETH D SHERRY TRACT | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4150 | KENNETH E DICK | Indiana County, PA | Gas Property | Dec 2024 |
| 4151 | KENNETH HARCHICK | Clearfield County, PA | Oil & Gas Property | Dec 2024 |
| 4152 | KENNETH K. DEAN | Armstrong County, PA | Gas Property | Dec 2024 |
| 4153 | KENNETH L & BARBARA E EKEY | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4154 | KENNETH L MARTIN A | Lycoming County, PA | Gas Property | Sep 2025 |
| 4155 | KENNETH O SMAY | Armstrong County, PA | Gas Property | Dec 2022 |
| 4156 | KENNETH P ATKINSON | Armstrong County, PA | Gas Property | Dec 2024 |
| 4157 | KENNETH PARK | Jefferson County, PA | Gas Property | Dec 2024 |
| 4158 | KENNETH SHERRY | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4159 | KENNETH T SCHRINER A | Lycoming County, PA | Gas Property | Sep 2025 |
| 4160 | KENNEY HEIRS | Indiana County, PA | Gas Property | Dec 2024 |
| 4161 | KENNIS | Jefferson County, PA | Gas Property | Dec 2024 |
| 4162 | KENSINGER UNIT | Lycoming County, PA | Gas Property | Sep 2025 |
| 4163 | KENT | McKean County, PA | Oil Property | Dec 2011 |
| 4164 | KENT | Bradford County, PA | Gas Property | Sep 2025 |
| 4165 | KENT COAL MINING | Indiana County, PA | Gas Property | Dec 2024 |
| 4166 | KENYON | Bradford County, PA | Gas Property | Sep 2025 |
| 4167 | KEPHART | Lawrence County, PA | Oil & Gas Property | Sep 2025 |
| 4168 | KEPPLE | Westmoreland County, PA | Oil & Gas Property | Dec 2023 |
| 4169 | KEPPLE | Armstrong County, PA | Oil & Gas Property | Dec 2024 |
| 4170 | KEPPLE | Armstrong County, PA | Gas Property | Dec 2024 |
| 4171 | KERINS | Mercer County, PA | Gas Property | Dec 2024 |
| 4172 | KERMIT M KENNEDY ET AL | Fayette County, PA | Gas Property | Dec 2024 |
| 4173 | KERN UNIT | Butler County, PA | Gas Property | Sep 2025 |
| 4174 | KEROTEST MF | Westmoreland County, PA | Gas Property | Dec 2024 |
| 4175 | KERR | Clarion County, PA | Gas Property | Dec 2024 |
| 4176 | KERR | Greene County, PA | Gas Property | May 2025 |
| 4177 | KERR 213 | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 4178 | KERR UNIT | Susquehanna County, PA | Gas Property | Sep 2025 |
| 4179 | KERRICK UNIT | Bradford County, PA | Gas Property | Sep 2025 |
| 4180 | KERUSKIN UNIT | Washington County, PA | Gas Property | Dec 2024 |
| 4181 | KESLAR | Fayette County, PA | Gas Property | Dec 2024 |
| 4182 | KESPELHER | Armstrong County, PA | Gas Property | Dec 2024 |
| 4183 | KESSEL | McKean County, PA | Oil & Gas Property | Dec 2011 |
| 4184 | KETNER | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 4185 | KEVECH | Washington County, PA | Gas Property | Sep 2025 |
| 4186 | KEWANEE OIL CO | McKean County, PA | Oil & Gas Property | Dec 2023 |
| 4187 | KEYES | Warren County, PA | Gas Property | Dec 2024 |
| 4188 | KEYSTONE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 4189 | KEYSTONE STATE PARK | Westmoreland County, PA | Gas Property | Dec 2024 |
| 4190 | KEYSTONE UNIT MIRABELLI KEYSTONE 1H | Wyoming County, PA | Gas Property | Sep 2025 |
| 4191 | KHOURI UNIT | Washington County, PA | Gas Property | Sep 2025 |
| 4192 | KIBBE | Erie County, PA | Gas Property | Dec 2020 |
| 4193 | KIBUK | Armstrong County, PA | Gas Property | Dec 2024 |
| 4194 | KIEFFER UNIT | Greene County, PA | Gas Property | Sep 2025 |
| 4195 | KIELAR D | Susquehanna County, PA | Gas Property | Sep 2025 |
| 4196 | KIFER | Armstrong County, PA | Gas Property | Dec 2024 |
| 4197 | KIGER | Greene County, PA | Gas Property | Dec 2024 |
| 4198 | KIGER B | Greene County, PA | Gas Property | Dec 2019 |
| 4199 | KIGHTLINGER | Warren County, PA | Gas Property | Dec 2024 |
| 4200 | KIKTA UNIT | Fayette County, PA | Gas Property | Sep 2025 |