| 4001 | JOHN W. MARSHALL | Armstrong County, PA | Gas Property | Dec 2025 |
| 4002 | JOHN WANCHISN | Indiana County, PA | Gas Property | Dec 2025 |
| 4003 | JOHN WASCHO | Indiana County, PA | Gas Property | Dec 2025 |
| 4004 | JOHN WEYANDT | Indiana County, PA | Gas Property | Dec 2025 |
| 4005 | JOHN YOUNG | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 4006 | JOHNS | Clarion County, PA | Oil & Gas Property | Dec 2025 |
| 4007 | JOHNS | Armstrong County, PA | Gas Property | Dec 2025 |
| 4008 | JOHNSON | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 4009 | JOHNSON | Venango County, PA | Gas Property | Dec 2024 |
| 4010 | JOHNSON | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 4011 | JOHNSON | Crawford County, PA | Gas Property | Dec 2024 |
| 4012 | JOHNSON | Clearfield County, PA | Gas Property | Dec 2025 |
| 4013 | JOHNSON | Fayette County, PA | Gas Property | Dec 2024 |
| 4014 | JOHNSON | Bradford County, PA | Gas Property | Dec 2025 |
| 4015 | JOHNSON | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 4016 | JOHNSON | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 4017 | JOHNSON (02-135 | Tioga County, PA | Gas Property | Dec 2025 |
| 4018 | JOHNSON 4 | Tioga County, PA | Gas Property | Dec 2025 |
| 4019 | JOHNSON COLLINS PINE | Warren County, PA | Gas Property | Dec 2024 |
| 4020 | JOHNSON GERALD UNIT | Washington County, PA | Gas Property | Dec 2025 |
| 4021 | JOHNSON UNIT 1 | Greene County, PA | Gas Property | Dec 2025 |
| 4022 | JOHNSON/MILSPAW | Clearfield County, PA | Gas Property | Dec 2025 |
| 4023 | JOHNSTON | Greene County, PA | Gas Property | Dec 2025 |
| 4024 | JOHNSTON 1 UNIT JOHNSTON 1 | Wyoming County, PA | Gas Property | Dec 2025 |
| 4025 | JOHNSTON CHARLES UNIT | Washington County, PA | Oil & Gas Property | Dec 2025 |
| 4026 | JOHNSTON LAMBORN | Clearfield County, PA | Gas Property | Dec 2025 |
| 4027 | JOHNSTON UNIT JOHNSTON 2H | Wyoming County, PA | Gas Property | Dec 2025 |
| 4028 | JOKAH | Wyoming County, PA | Gas Property | Oct 2021 |
| 4029 | JOLLEY | Crawford County, PA | Oil & Gas Property | Dec 2025 |
| 4030 | JONES | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 4031 | JONES | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 4032 | JONES & LAUGHLIN STEEL CORP | Washington County, PA | Gas Property | Dec 2024 |
| 4033 | JONES A UNIT | Indiana County, PA | Gas Property | Dec 2025 |
| 4034 | JONES B UNIT 2H | Indiana County, PA | Gas Property | Dec 2025 |
| 4035 | JONES BRA | Bradford County, PA | Gas Property | Dec 2025 |
| 4036 | JONES MIDDAUGH | McKean County, PA | Gas Property | Dec 1993 |
| 4037 | JONES R FALCONER WARRANT | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 4038 | JONES ROBERT 12046 | Washington County, PA | Gas Property | Dec 2025 |
| 4039 | JORDAN | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 4040 | JORDAN | Greene County, PA | Oil & Gas Property | Dec 2025 |
| 4041 | JORDAN TIMBER CO | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 4042 | JORDAN WARRANT 5157 | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 4043 | JOSEPH | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4044 | JOSEPH | Fayette County, PA | Gas Property | Dec 2025 |
| 4045 | JOSEPH | Fayette County, PA | Gas Property | Dec 2025 |
| 4046 | JOSEPH | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 4047 | JOSEPH | Westmoreland County, PA | Gas Property | Dec 2025 |
| 4048 | JOSEPH | Westmoreland County, PA | Gas Property | Dec 2025 |
| 4049 | JOSEPH BIL | Erie County, PA | Gas Property | Dec 2025 |
| 4050 | JOSEPH BLAISURE | Susquehanna County, PA | Gas Property | Dec 2025 |
| 4051 | JOSEPH CANALE | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 4052 | JOSEPH CLARK ET AL | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 4053 | JOSEPH D TONKIN | Clearfield County, PA | Gas Property | Dec 2025 |
| 4054 | JOSEPH DASKIVICH | Indiana County, PA | Gas Property | Dec 2024 |
| 4055 | JOSEPH DASKIVICH FM | Indiana County, PA | Gas Property | Dec 2025 |
| 4056 | JOSEPH E. GREEN ET UX | Fayette County, PA | Gas Property | Dec 2025 |
| 4057 | JOSEPH F NESBIT | Indiana County, PA | Gas Property | Dec 2025 |
| 4058 | JOSEPH J | Armstrong County, PA | Gas Property | Dec 2025 |
| 4059 | JOSEPH LEECH | Washington County, PA | Oil Property | Dec 2010 |
| 4060 | JOSEPH M CARNEY | Jefferson County, PA | Gas Property | Dec 2025 |
| 4061 | JOSEPH P BIGHAM | Washington County, PA | Oil Property | Dec 2008 |
| 4062 | JOSEPH PERRI | Mercer County, PA | Oil & Gas Property | Dec 2024 |
| 4063 | JOSEPH POWERS | Washington County, PA | Oil & Gas Property | Dec 2025 |
| 4064 | JOSEPH R & KATHLEEN M BILSKI 1 | Erie County, PA | Gas Property | Dec 2025 |
| 4065 | JOSEPH R WROBLEWSKI | Erie County, PA | Oil & Gas Property | Dec 2010 |
| 4066 | JOSEPH SHIELDS | Jefferson County, PA | Gas Property | Dec 2025 |
| 4067 | JOSEPH SILVIS F22 | Clarion County, PA | Oil & Gas Property | Dec 2025 |
| 4068 | JOSEPH STUCHELL | Indiana County, PA | Gas Property | Dec 2025 |
| 4069 | JOSEPH WISNIEWSKI | Erie County, PA | Gas Property | Dec 1986 |
| 4070 | JOSEPHINE TUCHE ET VIR | Allegheny County, PA | Oil & Gas Property | Dec 2024 |
| 4071 | JOST VAN DYKE | Indiana County, PA | Gas Property | Dec 2025 |
| 4072 | JOYCE | McKean County, PA | Oil & Gas Property | Dec 2020 |
| 4073 | JP SMITH | Westmoreland County, PA | Gas Property | Dec 2025 |
| 4074 | JR NEUSE 1 | Forest County, PA | Oil Property | Dec 2018 |
| 4075 | JRGL UNIT | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 4076 | JT FARM | Washington County, PA | Gas Property | Dec 2025 |
| 4077 | JUANITA D HOLENCIK | Clearfield County, PA | Gas Property | Dec 2025 |
| 4078 | JUD L. SEDWICK ETUX ETAL | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 4079 | JUDD | Bradford County, PA | Gas Property | Dec 2025 |
| 4080 | JUDSON HOLLOW 302 | Potter County, PA | Gas Property | Dec 2025 |
| 4081 | JUDY BOWSER | Clarion County, PA | Gas Property | Dec 2025 |
| 4082 | JULES | McKean County, PA | Oil & Gas Property | Dec 2020 |
| 4083 | JULIA A HALL & PATTY J STRONG | Clarion County, PA | Gas Property | Dec 2025 |
| 4084 | JULIA W. WATSON HEIRS | Indiana County, PA | Gas Property | Dec 2025 |
| 4085 | JULIE LEASE | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 4086 | JUNE BERRINGER | Indiana County, PA | Gas Property | Dec 2025 |
| 4087 | JUPIN UNIT | Venango County, PA | Gas Property | Dec 2024 |
| 4088 | JUSER | Susquehanna County, PA | Gas Property | Dec 2025 |
| 4089 | JW WEDEKIND | Clarion County, PA | Oil & Gas Property | Dec 2025 |
| 4090 | K CRISSMAN | Clarion County, PA | Oil & Gas Property | Dec 2025 |
| 4091 | K J MCCRACKEN ET AL | Indiana County, PA | Gas Property | Dec 2025 |
| 4092 | K LOOMIS | Warren County, PA | Oil & Gas Property | Dec 2019 |
| 4093 | K MINICH | Clarion County, PA | Gas Property | Dec 2025 |
| 4094 | K NICHOLS | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4095 | K SHICK | Clarion County, PA | Gas Property | Dec 2025 |
| 4096 | K STOCKHOLM | Susquehanna County, PA | Gas Property | Dec 2025 |
| 4097 | K&J/PO | Cambria County, PA | Gas Property | Dec 2025 |
| 4098 | KACZAK | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 4099 | KACZAR | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 4100 | KAHLE | Clarion County, PA | Gas Property | Dec 2025 |