| 501 | STEVENSON | Warren County, PA | Oil & Gas Property | Dec 2016 |
| 502 | STEWART S | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 503 | STONE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 504 | STREICH | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 505 | STRUTHERS | Warren County, PA | Oil & Gas Property | Dec 2022 |
| 506 | SUPPA | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 507 | SWANSON | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 508 | SWART | Warren County, PA | Gas Property | Dec 2023 |
| 509 | SWEENEY | Warren County, PA | Oil Property | Dec 2023 |
| 510 | T REED | Warren County, PA | Gas Property | Dec 2014 |
| 511 | TARBELL | Warren County, PA | Gas Property | Dec 2021 |
| 512 | TELICK RUN | Warren County, PA | Oil & Gas Property | Dec 2006 |
| 513 | THEO WELD FARM LOT 76W | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 514 | THEODORE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 515 | THEODORE D WELD | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 516 | THOMAS | Warren County, PA | Gas Property | Dec 2021 |
| 517 | THOMPSON | Warren County, PA | Oil Property | Dec 2023 |
| 518 | TIDIOUTE WATER CO | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 519 | TIONA | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 520 | TIONA LOT 23 | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 521 | TONY L STEC | Warren County, PA | Gas Property | Dec 2023 |
| 522 | TRACT | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 523 | TRACT 281 9 | Warren County, PA | Oil Property | Dec 2023 |
| 524 | TRAILER COURT | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 525 | TROUT RUN | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 526 | TROXELL | Warren County, PA | Oil Property | Dec 2023 |
| 527 | TURNER | Warren County, PA | Oil & Gas Property | Dec 2022 |
| 528 | U S F S | Warren County, PA | Oil & Gas Property | Dec 2015 |
| 529 | U S F S | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 530 | U S F S & R I STOVER KB | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 531 | U S F S LOT 201 KC | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 532 | U S FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 533 | U S FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 534 | U S FOREST SVC CENTRAL PA LUMBER | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 535 | UPPER FUNK 1 | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 536 | US FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 537 | US FOREST SERVICE COLLINS PINE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 538 | US GOVERNMENT NAT | Warren County, PA | Oil & Gas Property | Dec 2017 |
| 539 | USFS 7 | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 540 | V. NICHOLS | Warren County, PA | Gas Property | Dec 2023 |
| 541 | VANCISE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 542 | VINCENT | Warren County, PA | Gas Property | Dec 2021 |
| 543 | W 1/2 OF E 1/2 LOT 49 | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 544 | W DAVIS AND MRS J POLANSKY | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 545 | W J KNUPP TRACT 77D | Warren County, PA | Oil & Gas Property | Dec 2022 |
| 546 | WALKER | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 547 | WARRANT 2 | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 548 | WARRANT 4 | Warren County, PA | Oil & Gas Property | Dec 2014 |
| 549 | WARREN CNTY MEM PARK | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 550 | WARREN RAILCAR | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 551 | WARREN STATE HOSPITAL | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 552 | WARREN WATER CO ENDEAVOR LUMBER CO A | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 553 | WASHINGTON PARK W | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 554 | WASTE TRMT CORP W | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 555 | WAUGAMAN | Warren County, PA | Oil & Gas Property | Dec 2020 |
| 556 | WEBB HORTON | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 557 | WELD FARM LOT | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 558 | WENTZ | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 559 | WERNER | Warren County, PA | Oil & Gas Property | Dec 2017 |
| 560 | WERNER OIL FARM | Warren County, PA | Oil & Gas Property | Dec 2017 |
| 561 | WESLEY WOODS | Warren County, PA | Gas Property | Dec 2023 |
| 562 | WEST END PROJ | Warren County, PA | Oil & Gas Property | Dec 2022 |
| 563 | WESTER 16 | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 564 | WHILTON | Warren County, PA | Oil Property | Dec 2023 |
| 565 | WHIRLEY | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 566 | WHITE DOVE | Warren County, PA | Oil Property | Dec 2023 |
| 567 | WHITE LOT 498 | Warren County, PA | Oil Property | Dec 2005 |
| 568 | WHITMIRE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 569 | WILBUR | Warren County, PA | Oil Property | Dec 2023 |
| 570 | WILLEY | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 571 | WILLIAM E MCCHESNEY | Warren County, PA | Gas Property | Dec 2023 |
| 572 | WILLIAMSON TRACT | Warren County, PA | Oil & Gas Property | Dec 2007 |
| 573 | WINGER W | Warren County, PA | Oil & Gas Property | Dec 2015 |
| 574 | WOLFE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 575 | WOOD | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 576 | WOODS | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 577 | WRIGHT BROTHERS | Warren County, PA | Gas Property | Dec 2021 |
| 578 | WT 738 | Warren County, PA | Oil & Gas Property | Dec 2022 |
| 579 | WYCOFF | Warren County, PA | Oil Property | Dec 2023 |
| 580 | YAEGLE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 581 | YEAGLE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 582 | YEARDON | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 583 | YOUNG | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 584 | YOUNGBERG | Warren County, PA | Oil & Gas Property | Dec 2022 |
| 585 | ZEIGLER | Warren County, PA | Gas Property | Dec 2022 |
| 586 | ZIEGLER | Warren County, PA | Oil & Gas Property | Dec 2021 |
| 587 | ZIMMERMAN | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 588 | ZORO LOT 451 0 | Warren County, PA | Oil & Gas Property | Dec 2023 |