| Property Name | Property Location | Property Type | Most Recent Production | |
|---|---|---|---|---|
| 401 | MENALLEN COKE CO | Fayette County, PA | Gas Property | Dec 2025 |
| 402 | MENDENHALL | Jefferson County, PA | Oil & Gas Property | Dec 2025 |
| 403 | MENG | Bradford County, PA | Gas Property | Jun 2026 |
| 404 | MENICHI UNIT | Washington County, PA | Gas Property | Jun 2026 |
| 405 | MEREDITH SINCLAIR | Clearfield County, PA | Oil & Gas Property | Dec 2025 |
| 406 | MERL R SHETTER | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 407 | MERLE COLEMAN AGT ET AL | Jefferson County, PA | Gas Property | Dec 2021 |
| 408 | MERLE HARTMAN JR | Armstrong County, PA | Gas Property | Dec 2025 |
| 409 | MERLE J RUPP | Armstrong County, PA | Gas Property | Dec 2025 |
| 410 | MERLIN ENTERPRISES | Crawford County, PA | Oil & Gas Property | Dec 2025 |
| 411 | MERRITT M 0 | Susquehanna County, PA | Gas Property | Jun 2026 |
| 412 | MERRY | Crawford County, PA | Gas Property | Dec 2025 |
| 413 | MERRYALL | Bradford County, PA | Gas Property | Jun 2026 |
| 414 | MERTEN UNIT | Butler County, PA | Gas Property | Jun 2026 |
| 415 | MERVIL BELL | Clearfield County, PA | Gas Property | Dec 2025 |
| 416 | MERVIN | Indiana County, PA | Gas Property | Dec 2025 |
| 417 | MESSER | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 418 | MESSER JOHNSTON | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 419 | MESSER OIL WARRANT 22 | McKean County, PA | Oil Property | Dec 2007 |
| 420 | MESSER WARRANT 22 | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 421 | MESSERSMITH | Bradford County, PA | Gas Property | Jun 2026 |
| 422 | METIS | Westmoreland County, PA | Gas Property | Jun 2026 |
| 423 | METRO UNIT | Fayette County, PA | Gas Property | Dec 2025 |
| 424 | METZGAR | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 425 | MEYER | Butler County, PA | Oil & Gas Property | Jun 2026 |
| 426 | MH HAEMER | Crawford County, PA | Oil & Gas Property | Dec 2025 |
| 427 | MIAMI | Venango County, PA | Gas Property | Dec 2025 |
| 428 | MICALE | Allegheny County, PA | Gas Property | Dec 2025 |
| 429 | MICHAEL | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 430 | MICHAEL DINGER | Jefferson County, PA | Gas Property | Dec 2025 |
| 431 | MICHAEL E CHESNOKA | Clearfield County, PA | Gas Property | Dec 2025 |
| 432 | MICHAEL GRIBIK | Armstrong County, PA | Gas Property | Dec 2025 |
| 433 | MICHAEL L SOWALLA | Cambria County, PA | Gas Property | Dec 2025 |
| 434 | MICHAEL LAWER | Indiana County, PA | Gas Property | Dec 2025 |
| 435 | MICHAEL MCNICHOLAS | Greene County, PA | Gas Property | Mar 2026 |
| 436 | MICHAEL SCOTT | Clarion County, PA | Gas Property | Dec 2025 |
| 437 | MICHAEL SMITH | Jefferson County, PA | Oil & Gas Property | Dec 2025 |
| 438 | MICHAEL UNIT | Butler County, PA | Gas Property | Jun 2026 |
| 439 | MID-PENN COAL | Clearfield County, PA | Gas Property | Jun 2026 |
| 440 | MIDAS | Allegheny County, PA | Gas Property | Jun 2026 |
| 441 | MIDDLE LEASE WD 0 | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 442 | MIDDLE RUN | Clarion County, PA | Oil & Gas Property | Dec 2025 |
| 443 | MIDDLEBROUGH | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 444 | MIDKIFF | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 445 | MIDLAND | Clarion County, PA | Oil & Gas Property | Dec 2025 |
| 446 | MIDLAND TAYLOR | McKean County, PA | Oil Property | Dec 2008 |
| 447 | MIDLAND TRACT LOT | Jefferson County, PA | Oil & Gas Property | Dec 2025 |
| 448 | MIDLER/FROEBE | Washington County, PA | Gas Property | Jun 2026 |
| 449 | MIDWEST CAMPERS | Warren County, PA | Gas Property | Dec 2022 |
| 450 | MIKALIK | Greene County, PA | Gas Property | Dec 2025 |
| 451 | MIKLOS | Mercer County, PA | Oil & Gas Property | Dec 2025 |
| 452 | MIKULA | Warren County, PA | Oil Property | Dec 2025 |
| 453 | MIKULA 0 | Warren County, PA | Oil & Gas Property | Dec 2008 |
| 454 | MILDRED | Crawford County, PA | Gas Property | Dec 2025 |
| 455 | MILES | Warren County, PA | Gas Property | Dec 2024 |
| 456 | MILESKY | Greene County, PA | Gas Property | Jun 2026 |
| 457 | MILFORD | Forest County, PA | Oil Property | Dec 2025 |
| 458 | MILLARD K | Susquehanna County, PA | Gas Property | Jun 2026 |
| 459 | MILLER | Mercer County, PA | Oil & Gas Property | Dec 2025 |
| 460 | MILLER | Tioga County, PA | Gas Property | Apr 2026 |
| 461 | MILLER | Tioga County, PA | Gas Property | Jun 2026 |
| 462 | MILLER | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 463 | MILLER | Forest County, PA | Oil Property | Dec 2025 |
| 464 | MILLER | Greene County, PA | Oil & Gas Property | Dec 2025 |
| 465 | MILLER | Clearfield County, PA | Gas Property | Dec 2025 |
| 466 | MILLER | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 467 | MILLER | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 468 | MILLER | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 469 | MILLER | Bradford County, PA | Gas Property | Jun 2026 |
| 470 | MILLER 05 056 0 | Bradford County, PA | Gas Property | Jun 2026 |
| 471 | MILLER 5 | Potter County, PA | Gas Property | Dec 2025 |
| 472 | MILLER ESTATE 11212 | Washington County, PA | Gas Property | Jun 2026 |
| 473 | MILLER ESTATE 11212 8H | Washington County, PA | Gas Property | Jun 2026 |
| 474 | MILLER J | Washington County, PA | Oil & Gas Property | Jun 2026 |
| 475 | MILLER JR 10602 | Allegheny County, PA | Gas Property | Jun 2026 |
| 476 | MILLER LOIS UNIT | Washington County, PA | Oil & Gas Property | Jun 2026 |
| 477 | MILLER RALPH 18119 | Beaver County, PA | Gas Property | Jun 2026 |
| 478 | MILLER UNIT | Greene County, PA | Gas Property | Jun 2026 |
| 479 | MILLER WILLIAM 10129 | Washington County, PA | Gas Property | Jun 2026 |
| 480 | MILLER YOUNG | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 481 | MILLIE LEASURE | Armstrong County, PA | Gas Property | Dec 2025 |
| 482 | MILLIRON | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 483 | MILLPORT | Potter County, PA | Gas Property | Dec 2025 |
| 484 | MILLS | Mercer County, PA | Gas Property | Dec 2025 |
| 485 | MILOCHIK | Susquehanna County, PA | Gas Property | Jun 2026 |
| 486 | MILOS SINAN | Indiana County, PA | Gas Property | Dec 2025 |
| 487 | MILTON | Erie County, PA | Gas Property | Dec 2025 |
| 488 | MILTON R BROWN | Indiana County, PA | Gas Property | Dec 2025 |
| 489 | MINARCIK | Indiana County, PA | Gas Property | Dec 2025 |
| 490 | MINEWEASER | Jefferson County, PA | Gas Property | Dec 2025 |
| 491 | MINGO | Washington County, PA | Gas Property | Jun 2026 |
| 492 | MINICH | Clarion County, PA | Oil & Gas Property | Dec 2025 |
| 493 | MINICH | Clarion County, PA | Gas Property | Dec 2025 |
| 494 | MINNER | Mercer County, PA | Gas Property | Dec 2025 |
| 495 | MINNIE JORDAN | Jefferson County, PA | Gas Property | Dec 2025 |
| 496 | MINSER-STEVENSON | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 497 | MINTON WILLIAM 12298 | Beaver County, PA | Gas Property | Jun 2026 |
| 498 | MIRABELLI UNIT MIRABELL | Wyoming County, PA | Gas Property | Jun 2026 |
| 499 | MIRABELLI UNIT P&G WAREHOUSE 1 MIRABELLI 4H | Wyoming County, PA | Gas Property | Jun 2026 |
| 500 | MITCHELL | Greene County, PA | Oil & Gas Property | Dec 2025 |