| 401 | BREAKNECK BEAGLE CLUB UNIT | Butler County, PA | Oil & Gas Property | Sep 2024 |
| 402 | BREENE | Venango County, PA | Oil & Gas Property | Dec 2023 |
| 403 | BREESE | Susquehanna County, PA | Gas Property | Sep 2024 |
| 404 | BREESE EMMA JO UNIT | Washington County, PA | Gas Property | Sep 2024 |
| 405 | BREEZY | Bradford County, PA | Gas Property | Sep 2024 |
| 406 | BRELSFORD 01 086 0 | Bradford County, PA | Gas Property | Sep 2024 |
| 407 | BRENNAN | McKean County, PA | Oil & Gas Property | Dec 2023 |
| 408 | BRENOEL AB1 | Forest County, PA | Oil & Gas Property | Dec 2023 |
| 409 | BRESSLER | Clearfield County, PA | Gas Property | Dec 2023 |
| 410 | BREST M | Mercer County, PA | Gas Property | Dec 2023 |
| 411 | BRETT DAVENPORT | Indiana County, PA | Gas Property | Dec 2023 |
| 412 | BREWER WYO | Wyoming County, PA | Gas Property | Sep 2024 |
| 413 | BRIAN K FRYMIRE A | Lycoming County, PA | Gas Property | Sep 2024 |
| 414 | BRIAN LEASE LOT 263 | McKean County, PA | Oil & Gas Property | Dec 2022 |
| 415 | BRIAR PATCH TRUST LEASE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 416 | BRICE H FITZGERALD | Indiana County, PA | Gas Property | Dec 2023 |
| 417 | BRICILLO | Indiana County, PA | Oil & Gas Property | Dec 2023 |
| 418 | BRICKER | Butler County, PA | Oil & Gas Property | Sep 2024 |
| 419 | BRICKLEMYER | Indiana County, PA | Gas Property | Dec 2023 |
| 420 | BRIGHT | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 421 | BRIGHT | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 422 | BRIGHT TIONA LOT 164 | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 423 | BRIGHT WOLFE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 424 | BRINK | Clearfield County, PA | Gas Property | Dec 2023 |
| 425 | BRINK | Clearfield County, PA | Gas Property | Dec 2023 |
| 426 | BRINK | Bradford County, PA | Gas Property | Sep 2024 |
| 427 | BRINKER | Westmoreland County, PA | Oil & Gas Property | Dec 2023 |
| 428 | BRINKER | Clarion County, PA | Gas Property | Dec 2023 |
| 429 | BRISTON | Butler County, PA | Oil & Gas Property | Sep 2024 |
| 430 | BRITNER | Greene County, PA | Oil & Gas Property | Sep 2024 |
| 431 | BROADLEAF HOLDINGS (01-115-0 | Bradford County, PA | Gas Property | Sep 2024 |
| 432 | BROADWATER | Greene County, PA | Gas Property | Sep 2024 |
| 433 | BROCKER | Mercer County, PA | Oil & Gas Property | Dec 2023 |
| 434 | BROCKWAY CRYSTAL | Elk County, PA | Gas Property | Dec 2023 |
| 435 | BRODAK | Westmoreland County, PA | Gas Property | Dec 2023 |
| 436 | BRONEL AB | Forest County, PA | Oil & Gas Property | Dec 2023 |
| 437 | BROODER | McKean County, PA | Oil & Gas Property | Dec 2023 |
| 438 | BROODER HOLLOW | McKean County, PA | Oil & Gas Property | Dec 2023 |
| 439 | BROOKS | Fayette County, PA | Gas Property | Dec 2023 |
| 440 | BROOKS | Susquehanna County, PA | Gas Property | Jul 2024 |
| 441 | BROOKS | McKean County, PA | Oil & Gas Property | Dec 2022 |
| 442 | BROOKS (M-640) | Clearfield County, PA | Gas Property | Dec 2023 |
| 443 | BROOKS FAMILY A | Lycoming County, PA | Gas Property | Sep 2024 |
| 444 | BROOKS GOULD | Jefferson County, PA | Gas Property | Dec 2023 |
| 445 | BROOKS HOFFMAN | McKean County, PA | Oil & Gas Property | Dec 2022 |
| 446 | BROR YOUNGGREN | Indiana County, PA | Gas Property | Dec 2023 |
| 447 | BROSIUS | Jefferson County, PA | Gas Property | Dec 2023 |
| 448 | BROSIUS & ENTERLINE | Jefferson County, PA | Gas Property | Dec 2023 |
| 449 | BROUGHTON | Tioga County, PA | Gas Property | Mar 2022 |
| 450 | BROVA | Washington County, PA | Gas Property | Sep 2024 |
| 451 | BROWN | Warren County, PA | Gas Property | Dec 2023 |
| 452 | BROWN | Fayette County, PA | Gas Property | Dec 2023 |
| 453 | BROWN | McKean County, PA | Oil & Gas Property | Dec 2023 |
| 454 | BROWN | Fayette County, PA | Gas Property | Dec 2023 |
| 455 | BROWN | Fayette County, PA | Gas Property | Dec 2023 |
| 456 | BROWN | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 457 | BROWN | Crawford County, PA | Gas Property | Dec 2023 |
| 458 | BROWN | Lycoming County, PA | Gas Property | Sep 2024 |
| 459 | BROWN | McKean County, PA | Oil & Gas Property | Dec 2019 |
| 460 | BROWN | Warren County, PA | Oil & Gas Property | Dec 2016 |
| 461 | BROWN - (FORMERLY EDWARD B DAY) W | Warren County, PA | Oil & Gas Property | Dec 2011 |
| 462 | BROWN 85 | Lycoming County, PA | Gas Property | Sep 2024 |
| 463 | BROWN B | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 464 | BROWN B | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 465 | BROWN HILL CHURCH LEASE BHC | Warren County, PA | Oil & Gas Property | Dec 2019 |
| 466 | BROWN HOMESTEAD | Bradford County, PA | Gas Property | Jul 2024 |
| 467 | BROWN LEASE | Warren County, PA | Oil & Gas Property | Dec 2016 |
| 468 | BROWNING | Jefferson County, PA | Gas Property | Dec 2023 |
| 469 | BROWNLEE | Jefferson County, PA | Gas Property | Dec 2023 |
| 470 | BROWNLEE | Washington County, PA | Oil & Gas Property | Sep 2024 |
| 471 | BROWNLEE KELLEY 12333 | Washington County, PA | Gas Property | Sep 2024 |
| 472 | BROWNLEE MICHAEL UNIT | Washington County, PA | Gas Property | Sep 2024 |
| 473 | BRUCE KEPPLE | Armstrong County, PA | Gas Property | Dec 2023 |
| 474 | BRUCE VROMAN | Crawford County, PA | Gas Property | Dec 2023 |
| 475 | BRUCE WAYNE | Washington County, PA | Gas Property | Sep 2024 |
| 476 | BRULE | Sullivan County, PA | Gas Property | Sep 2024 |
| 477 | BRUNAZZI | Washington County, PA | Oil & Gas Property | Dec 2023 |
| 478 | BRUNER | Indiana County, PA | Gas Property | Dec 2023 |
| 479 | BRUNO | Greene County, PA | Oil & Gas Property | Dec 2023 |
| 480 | BRUNO UNIT | Greene County, PA | Gas Property | Sep 2024 |
| 481 | BRUNOT | Westmoreland County, PA | Gas Property | Dec 2023 |
| 482 | BRUSH CREEK | Forest County, PA | Gas Property | Dec 2023 |
| 483 | BRYNER | McKean County, PA | Oil & Gas Property | Dec 2023 |
| 484 | BRYNER | Clarion County, PA | Gas Property | Dec 2023 |
| 485 | BRYNER LUMBER | Fayette County, PA | Gas Property | Dec 2023 |
| 486 | BRYTZ 1 | Elk County, PA | Gas Property | Dec 2023 |
| 487 | BUCK UNIT A | Lycoming County, PA | Gas Property | Sep 2024 |
| 488 | BUCKHORN | Susquehanna County, PA | Gas Property | Sep 2024 |
| 489 | BUCKS HILL | Bradford County, PA | Gas Property | Sep 2024 |
| 490 | BUCKWALTER | Tioga County, PA | Gas Property | Sep 2024 |
| 491 | BUDAY | Greene County, PA | Oil & Gas Property | Sep 2024 |
| 492 | BUDD S WINEBERG | Indiana County, PA | Gas Property | Dec 2023 |
| 493 | BUDGET MOTEL | Warren County, PA | Oil Property | Dec 2023 |
| 494 | BUEHLER LUMBER | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 495 | BUEHLER LUMBER | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 496 | BUFFALO COAL | McKean County, PA | Gas Property | Dec 2023 |
| 497 | BUFFALO TOWNSHIP 12029 | Washington County, PA | Gas Property | Sep 2024 |
| 498 | BUFFALO VALLEY L | Armstrong County, PA | Oil & Gas Property | Dec 2023 |
| 499 | BUFFALO VALLEY LTD | Armstrong County, PA | Gas Property | Dec 2023 |
| 500 | BUFFALO&SUSQUEHANNA | Indiana County, PA | Gas Property | Dec 2023 |