| 53401 | HARRY S MARSHALL | Armstrong County, PA | Gas Property | Dec 2025 |
| 53402 | HARRY S ROW | Pointe Coupee Parish, LA | Oil Property | Jan 2025 |
| 53403 | HARRY S SCOTT | Indiana County, PA | Gas Property | Dec 2025 |
| 53404 | HARRY SCHUL | Live Oak County, TX | Oil & Gas Property | May 2026 |
| 53405 | HARRY SCOTT | Franklin County, KS | Oil Property | Jun 2005 |
| 53406 | HARRY STOEBENER ET AL | Indiana County, PA | Gas Property | Dec 2025 |
| 53407 | HARRY STROH | Dunn County, ND | Oil & Gas Property | May 2026 |
| 53408 | HARRY STUNKARD | Jefferson County, PA | Gas Property | Dec 2025 |
| 53409 | HARRY T BOLEN F14 | Indiana County, PA | Gas Property | Dec 2025 |
| 53410 | HARRY TRUSSEL | Hamilton County, KS | Gas Property | Apr 2026 |
| 53411 | HARRY W ALCORN ET AL | Jefferson County, PA | Gas Property | Dec 2025 |
| 53412 | HARRY W SNYDER | Armstrong County, PA | Gas Property | Dec 2025 |
| 53413 | HARRY W STRYKER A | Lycoming County, PA | Gas Property | May 2026 |
| 53414 | HARRY W. BRUNT ESTATE | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 53415 | HARRY WHITE | Indiana County, PA | Gas Property | Dec 2025 |
| 53416 | HARRY WILBER & CLAIR KEARNS | Washington County, PA | Gas Property | Dec 2025 |
| 53417 | HARRY WILLIS | Huerfano County, CO | Gas Property | Jun 2025 |
| 53418 | HARRYMAN | Seminole County, OK | Oil & Gas Property | Jan 2026 |
| 53419 | HARRYMAN | Coal County, OK | Oil & Gas Property | Feb 2020 |
| 53420 | HARRYMAN | McClain County, OK | Oil & Gas Property | Feb 2026 |
| 53421 | HARSCH | Boulder County, CO | Oil & Gas Property | May 2026 |
| 53422 | HARSH | Weld County, CO | Oil & Gas Property | Nov 2013 |
| 53423 | HARSH | Hocking County, OH | Oil & Gas Property | Dec 2025 |
| 53424 | HARSH FARMS P | Hocking County, OH | Oil & Gas Property | Dec 2019 |
| 53425 | HARSH H 26 | Weld County, CO | Oil & Gas Property | Mar 2017 |
| 53426 | HARSHAW | Labette County, KS | Gas Property | Apr 2026 |
| 53427 | HARSHBARGER | Washington County, OH | Gas Property | Dec 2022 |
| 53428 | HARSHBARGER | Sheridan County, MT | Oil & Gas Property | Sep 2012 |
| 53429 | HARSHBARGER, J. H. & OLGA HARSHBARGER | Cabell County, WV | Gas Property | Dec 2021 |
| 53430 | HARSHBERGER | Washington County, OH | Oil & Gas Property | Dec 2022 |
| 53431 | HARSHBERGER, SCOT | Barbour County, WV | Oil & Gas Property | Dec 2021 |
| 53432 | HARSTAD | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 53433 | HARSTAD | Mountrail County, ND | Oil & Gas Property | Dec 1998 |
| 53434 | HARSTINE | Carroll County, OH | Oil & Gas Property | Dec 2025 |
| 53435 | HART | Wayne County, OH | Oil & Gas Property | Dec 2025 |
| 53436 | HART | Parker County, TX | Oil & Gas Property | May 2026 |
| 53437 | HART | Stafford County, KS | Oil & Gas Property | May 2025 |
| 53438 | HART | Jack County, TX | Oil & Gas Property | May 2026 |
| 53439 | HART | Tarrant County, TX | Gas Property | May 2026 |
| 53440 | HART | Stephens County, TX | Oil & Gas Property | May 2026 |
| 53441 | HART | Hansford County, TX | Oil & Gas Property | May 2026 |
| 53442 | HART | Bradford County, PA | Gas Property | Mar 2026 |
| 53443 | HART | Caddo Parish, LA | Oil & Gas Property | Apr 2026 |
| 53444 | HART | Callahan County, TX | Oil & Gas Property | Mar 2012 |
| 53445 | HART | Cowley County, KS | Oil Property | Jan 2026 |
| 53446 | HART | McPherson County, KS | Oil Property | Sep 2025 |
| 53447 | HART | Lafayette County, AR | Oil Property | Jan 1991 |
| 53448 | HART | Palo Pinto County, TX | Gas Property | May 2024 |
| 53449 | HART | Pecos County, TX | Oil & Gas Property | May 2026 |
| 53450 | HART | Caddo Parish, LA | Oil & Gas Property | Oct 2024 |
| 53451 | HART | Beckham County, OK | Oil & Gas Property | May 2026 |
| 53452 | HART | Okmulgee County, OK | Oil Property | Apr 2026 |
| 53453 | HART | Pecos County, TX | Oil & Gas Property | Sep 2022 |
| 53454 | HART | Venango County, PA | Oil & Gas Property | Dec 2025 |
| 53455 | HART | Garvin County, OK | Oil & Gas Property | May 2026 |
| 53456 | HART | Grady County, OK | Oil & Gas Property | Apr 2026 |
| 53457 | HART | McClain County, OK | Oil & Gas Property | Apr 2026 |
| 53458 | HART | Okmulgee County, OK | Oil & Gas Property | Dec 2025 |
| 53459 | HART | Ouachita County, AR | Oil & Gas Property | May 2026 |
| 53460 | HART | Texas County, OK | Gas Property | May 2014 |
| 53461 | HART | Greene County, PA | Oil & Gas Property | Dec 2025 |
| 53462 | HART | Roger Mills County, OK | Oil & Gas Property | Apr 2026 |
| 53463 | HART | Hidalgo County, TX | Oil & Gas Property | May 2026 |
| 53464 | HART | Lincoln County, OK | Oil & Gas Property | Apr 2026 |
| 53465 | HART | De Soto Parish, LA | Gas Property | Dec 2024 |
| 53466 | HART | Union County, KY | Oil Property | Dec 2020 |
| 53467 | HART | Miami County, KS | Oil Property | Apr 2026 |
| 53468 | HART | Ellis County, KS | Oil Property | Apr 2026 |
| 53469 | HART | Palo Pinto County, TX | Oil & Gas Property | Apr 2026 |
| 53470 | HART | Barton County, KS | Oil Property | Dec 1998 |
| 53471 | HART 'A' | Morton County, KS | Gas Property | Feb 2012 |
| 53472 | HART 'A' | Grant County, KS | Gas Property | Mar 2026 |
| 53473 | HART 1 | Edwards County, KS | Oil & Gas Property | Apr 2026 |
| 53474 | HART 1 | Caddo County, OK | Gas Property | Apr 2026 |
| 53475 | HART 1-11H | Williams County, ND | Oil & Gas Property | May 2026 |
| 53476 | HART BLAIN | Morgan County, OH | Gas Property | Dec 2025 |
| 53477 | HART CANYON | San Juan County, NM | Oil & Gas Property | May 2026 |
| 53478 | HART CANYON 25 | San Juan County, NM | Oil & Gas Property | May 2026 |
| 53479 | HART CATTLE CO | Stephens County, TX | Oil & Gas Property | May 2026 |
| 53480 | HART FEDERAL | Blaine County, OK | Oil & Gas Property | May 2026 |
| 53481 | HART GAS UNIT | Harrison County, TX | Oil & Gas Property | Apr 2026 |
| 53482 | HART MAX | Nacogdoches County, TX | Oil & Gas Property | Jun 2025 |
| 53483 | HART NORTH UNIT | Sullivan County, PA | Gas Property | May 2026 |
| 53484 | HART RANCH | Palo Pinto County, TX | Oil & Gas Property | May 2026 |
| 53485 | HART RANCH | Palo Pinto County, TX | Oil & Gas Property | Dec 2024 |
| 53486 | HART ROBERT | Wayne County, OH | Oil & Gas Property | Dec 2025 |
| 53487 | HART SOUTH UNIT | Sullivan County, PA | Gas Property | May 2026 |
| 53488 | HART UNIT | Greene County, PA | Gas Property | May 2026 |
| 53489 | HART WATER FLOOD UNIT | Marion County, TX | Oil & Gas Property | May 2026 |
| 53490 | HART, B F | Clay County, KY | Gas Property | Dec 2024 |
| 53491 | HART, HOMER | Whitley County, KY | Oil & Gas Property | Dec 2022 |
| 53492 | HART, J. B | Palo Pinto County, TX | Oil & Gas Property | May 2026 |
| 53493 | HART, JOHN J. & RENEE HART | Marshall County, WV | Oil & Gas Property | Dec 2021 |
| 53494 | HART, JUSTINA | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 53495 | HART, RONALD & | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 53496 | HART-DEARIN | Kern County, CA | Oil & Gas Property | Jun 2026 |
| 53497 | HARTARY | Forest County, PA | Oil Property | Dec 2025 |
| 53498 | HARTBURG | Newton County, TX | Oil & Gas Property | May 2026 |
| 53499 | HARTBURG | Orange County, TX | Oil & Gas Property | Sep 2016 |
| 53500 | HARTEBEEST 12 | Reeves County, TX | Oil & Gas Property | May 2026 |