| 1 | C MATSON | Westmoreland County, PA | Gas Property | Dec 2025 |
| 2 | C.A. WEST ESTATE | Westmoreland County, PA | Gas Property | Dec 2025 |
| 3 | CALLIOPE | Westmoreland County, PA | Gas Property | Dec 2025 |
| 4 | CALVIN SMITH HEIRS | Westmoreland County, PA | Gas Property | Dec 2025 |
| 5 | CANESTRALE | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 6 | CANO | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 7 | CARL H & ELEANOR FITZSIMMONS | Westmoreland County, PA | Gas Property | Dec 2025 |
| 8 | CARL R EARHART | Westmoreland County, PA | Gas Property | Dec 2025 |
| 9 | CAROLYN KLINGENSMITH | Westmoreland County, PA | Gas Property | Dec 2025 |
| 10 | CARR | Westmoreland County, PA | Gas Property | Dec 2025 |
| 11 | CENKNER | Westmoreland County, PA | Gas Property | Dec 2025 |
| 12 | CHARLES | Westmoreland County, PA | Gas Property | Dec 2025 |
| 13 | CHARLES | Westmoreland County, PA | Gas Property | Dec 2025 |
| 14 | CHARLES | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 15 | CHARLES FISHER | Westmoreland County, PA | Gas Property | Dec 2025 |
| 16 | CHARLES ROBERT & IDA C BARR | Westmoreland County, PA | Gas Property | Dec 2024 |
| 17 | CHAVONES | Westmoreland County, PA | Gas Property | Dec 2025 |
| 18 | CHRISTIANSON | Westmoreland County, PA | Gas Property | Dec 2025 |
| 19 | CIARIMBOLI | Westmoreland County, PA | Gas Property | Dec 2025 |
| 20 | CLAIR L. FRYE | Westmoreland County, PA | Gas Property | Dec 2025 |
| 21 | CLARA D SEANOR | Westmoreland County, PA | Gas Property | Dec 2025 |
| 22 | CLAWSON | Westmoreland County, PA | Gas Property | Dec 2025 |
| 23 | CNX MAM1 | Westmoreland County, PA | Gas Property | Dec 2025 |
| 24 | COASTAL TIMBERLANDS CO | Westmoreland County, PA | Gas Property | Dec 2010 |
| 25 | COMMONWEALTH OF P | Westmoreland County, PA | Gas Property | Dec 2025 |
| 26 | CONRAD BEL | Westmoreland County, PA | Gas Property | Dec 2025 |
| 27 | COOK UNIT 1 | Westmoreland County, PA | Gas Property | Dec 2025 |
| 28 | CORA BELLE TURNER | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 29 | CORBETT | Westmoreland County, PA | Gas Property | Dec 2025 |
| 30 | CRAIG LASH UNIT | Westmoreland County, PA | Gas Property | Dec 2025 |
| 31 | CROSBY 00 | Westmoreland County, PA | Gas Property | Dec 2025 |