| 4101 | KEN TON 902 | Potter County, PA | Gas Property | Jun 2025 |
| 4102 | KENDALL | Indiana County, PA | Gas Property | Dec 2024 |
| 4103 | KENDALL EASTBRANCH 1 | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 4104 | KENDALL UNIT | Washington County, PA | Gas Property | Jun 2025 |
| 4105 | KENMAR HC A | Lycoming County, PA | Gas Property | Jun 2025 |
| 4106 | KENNEDY | Elk County, PA | Oil & Gas Property | Dec 2019 |
| 4107 | KENNEDY | Jefferson County, PA | Gas Property | Dec 2023 |
| 4108 | KENNEDY | Jefferson County, PA | Gas Property | Dec 2024 |
| 4109 | KENNEDY 137 | Tioga County, PA | Gas Property | Jun 2025 |
| 4110 | KENNEDY DEV | McKean County, PA | Oil Property | Dec 1997 |
| 4111 | KENNEDY UNIT | Washington County, PA | Gas Property | Jun 2025 |
| 4112 | KENNEDY UNIT | Butler County, PA | Oil & Gas Property | Jun 2025 |
| 4113 | KENNEMUTH | Clarion County, PA | Oil & Gas Property | Jun 2025 |
| 4114 | KENNEMUTH | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 4115 | KENNETH | Armstrong County, PA | Gas Property | Dec 2024 |
| 4116 | KENNETH | Jefferson County, PA | Gas Property | Dec 2024 |
| 4117 | KENNETH ALSOP | Indiana County, PA | Gas Property | Dec 2024 |
| 4118 | KENNETH BARRETT | Armstrong County, PA | Oil & Gas Property | Dec 2024 |
| 4119 | KENNETH C WALTERS | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 4120 | KENNETH D SHERRY TRACT | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4121 | KENNETH E DICK | Indiana County, PA | Gas Property | Dec 2024 |
| 4122 | KENNETH HARCHICK | Clearfield County, PA | Oil & Gas Property | Dec 2024 |
| 4123 | KENNETH K. DEAN | Armstrong County, PA | Gas Property | Dec 2024 |
| 4124 | KENNETH L & BARBARA E EKEY | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4125 | KENNETH L MARTIN A | Lycoming County, PA | Gas Property | Jun 2025 |
| 4126 | KENNETH O SMAY | Armstrong County, PA | Gas Property | Dec 2022 |
| 4127 | KENNETH P ATKINSON | Armstrong County, PA | Gas Property | Dec 2024 |
| 4128 | KENNETH PARK | Jefferson County, PA | Gas Property | Dec 2024 |
| 4129 | KENNETH SHERRY | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4130 | KENNETH T SCHRINER A | Lycoming County, PA | Gas Property | Jun 2025 |
| 4131 | KENNEY HEIRS | Indiana County, PA | Gas Property | Dec 2024 |
| 4132 | KENNIS | Jefferson County, PA | Gas Property | Dec 2024 |
| 4133 | KENSINGER UNIT | Lycoming County, PA | Gas Property | Jun 2025 |
| 4134 | KENT | Bradford County, PA | Gas Property | Jun 2025 |
| 4135 | KENT | McKean County, PA | Oil Property | Dec 2011 |
| 4136 | KENT COAL MINING | Indiana County, PA | Gas Property | Dec 2024 |
| 4137 | KENYON | Bradford County, PA | Gas Property | Jun 2025 |
| 4138 | KEPHART | Lawrence County, PA | Oil & Gas Property | Jun 2025 |
| 4139 | KEPPLE | Armstrong County, PA | Gas Property | Dec 2024 |
| 4140 | KEPPLE | Armstrong County, PA | Oil & Gas Property | Dec 2024 |
| 4141 | KEPPLE | Westmoreland County, PA | Oil & Gas Property | Dec 2023 |
| 4142 | KERINS | Mercer County, PA | Gas Property | Dec 2024 |
| 4143 | KERMIT M. KENNEDY ETAL | Fayette County, PA | Gas Property | Dec 2024 |
| 4144 | KERN UNIT | Butler County, PA | Gas Property | Jun 2025 |
| 4145 | KEROTEST MF | Westmoreland County, PA | Gas Property | Dec 2024 |
| 4146 | KERR | Greene County, PA | Gas Property | May 2025 |
| 4147 | KERR | Clarion County, PA | Gas Property | Dec 2024 |
| 4148 | KERR 213 | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 4149 | KERR UNIT | Susquehanna County, PA | Gas Property | Jun 2025 |
| 4150 | KERRICK UNIT | Bradford County, PA | Gas Property | Jun 2025 |
| 4151 | KERUSKIN UNIT | Washington County, PA | Gas Property | Dec 2024 |
| 4152 | KESLAR | Fayette County, PA | Gas Property | Dec 2024 |
| 4153 | KESPELHER | Armstrong County, PA | Gas Property | Dec 2024 |
| 4154 | KESSEL | McKean County, PA | Oil & Gas Property | Dec 2011 |
| 4155 | KETNER | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 4156 | KEVECH | Washington County, PA | Gas Property | Jun 2025 |
| 4157 | KEWANEE OIL CO | McKean County, PA | Oil & Gas Property | Dec 2023 |
| 4158 | KEYES | Warren County, PA | Gas Property | Dec 2024 |
| 4159 | KEYSTONE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 4160 | KEYSTONE STATE PARK | Westmoreland County, PA | Gas Property | Dec 2024 |
| 4161 | KEYSTONE UNIT MIRABELLI KEYSTONE 1H | Wyoming County, PA | Gas Property | Jun 2025 |
| 4162 | KHOURI UNIT | Washington County, PA | Gas Property | Jun 2025 |
| 4163 | KIBBE | Erie County, PA | Gas Property | Dec 2020 |
| 4164 | KIBUK | Armstrong County, PA | Gas Property | Dec 2024 |
| 4165 | KIEFFER UNIT | Greene County, PA | Gas Property | Jun 2025 |
| 4166 | KIELAR D | Susquehanna County, PA | Gas Property | Jun 2025 |
| 4167 | KIFER | Armstrong County, PA | Gas Property | Dec 2024 |
| 4168 | KIGER | Greene County, PA | Gas Property | Dec 2024 |
| 4169 | KIGER B | Greene County, PA | Gas Property | Dec 2019 |
| 4170 | KIGHTLINGER | Warren County, PA | Gas Property | Dec 2024 |
| 4171 | KIKTA UNIT | Fayette County, PA | Gas Property | Jun 2025 |
| 4172 | KILE | Wyoming County, PA | Gas Property | Jun 2025 |
| 4173 | KILEY A UNIT 1H | Butler County, PA | Gas Property | Jun 2025 |
| 4174 | KILHOFFER | Elk County, PA | Oil & Gas Property | Dec 2024 |
| 4175 | KIMMEL | Armstrong County, PA | Gas Property | Dec 2024 |
| 4176 | KIMMEL PEART LOUDEN | Armstrong County, PA | Gas Property | Dec 2024 |
| 4177 | KINDERMAN | Clearfield County, PA | Gas Property | Dec 2020 |
| 4178 | KINDON 374 | Tioga County, PA | Gas Property | Jun 2025 |
| 4179 | KING | Mercer County, PA | Oil & Gas Property | Dec 2024 |
| 4180 | KING | Susquehanna County, PA | Gas Property | Jun 2025 |
| 4181 | KING | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4182 | KING FARM BS | Clarion County, PA | Oil Property | Dec 2024 |
| 4183 | KING GERALD | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 4184 | KING HIPPO | Greene County, PA | Gas Property | Jun 2025 |
| 4185 | KING NORTH | Susquehanna County, PA | Gas Property | Jun 2025 |
| 4186 | KING SOUTH | Susquehanna County, PA | Gas Property | Jun 2025 |
| 4187 | KING UNIT | Bradford County, PA | Gas Property | Jun 2025 |
| 4188 | KINGSLEY | Bradford County, PA | Gas Property | Jun 2025 |
| 4189 | KINGSLEY | Bradford County, PA | Gas Property | Jun 2025 |
| 4190 | KINGSLEY | Bradford County, PA | Gas Property | Jun 2025 |
| 4191 | KINGSLEY UNIT | Bradford County, PA | Gas Property | Jun 2025 |
| 4192 | KINGSTON ET AL 11485 | Washington County, PA | Gas Property | Jun 2025 |
| 4193 | KINLEY | Venango County, PA | Oil & Gas Property | Dec 2024 |
| 4194 | KINLEY | Venango County, PA | Gas Property | Dec 2024 |
| 4195 | KINLEY | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4196 | KINLEY | Venango County, PA | Oil & Gas Property | Dec 2024 |
| 4197 | KINLEY CHERRYTREE | Venango County, PA | Oil & Gas Property | Dec 2024 |
| 4198 | KINNAN | Tioga County, PA | Gas Property | Jun 2025 |
| 4199 | KINNARNEY | Bradford County, PA | Gas Property | Jun 2025 |
| 4200 | KINTER | Indiana County, PA | Gas Property | Dec 2024 |