| 54501 | HART CATTLE CO | Stephens County, TX | Oil & Gas Property | Nov 2025 |
| 54502 | HART FEDERAL | Blaine County, OK | Oil & Gas Property | Nov 2025 |
| 54503 | HART GAS UNIT | Harrison County, TX | Oil & Gas Property | Nov 2025 |
| 54504 | HART HE | Braxton County, WV | Gas Property | Nov 2019 |
| 54505 | HART MAX | Nacogdoches County, TX | Oil & Gas Property | Jun 2025 |
| 54506 | HART NORTH UNIT | Sullivan County, PA | Gas Property | Nov 2025 |
| 54507 | HART RANCH | Palo Pinto County, TX | Oil & Gas Property | Nov 2025 |
| 54508 | HART RANCH | Palo Pinto County, TX | Oil & Gas Property | Dec 2024 |
| 54509 | HART ROBERT | Wayne County, OH | Oil & Gas Property | Dec 2024 |
| 54510 | HART SOUTH UNIT | Sullivan County, PA | Gas Property | Nov 2025 |
| 54511 | HART UNIT | Greene County, PA | Gas Property | Nov 2025 |
| 54512 | HART WATER FLOOD UNIT | Marion County, TX | Oil & Gas Property | Nov 2025 |
| 54513 | HART, B F | Clay County, KY | Gas Property | Dec 2023 |
| 54514 | HART, HOMER | Whitley County, KY | Oil & Gas Property | Dec 2022 |
| 54515 | HART, J. B | Palo Pinto County, TX | Oil & Gas Property | Nov 2025 |
| 54516 | HART, JOHN J. & RENEE HART | Marshall County, WV | Oil & Gas Property | Dec 2021 |
| 54517 | HART, JUSTINA | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 54518 | HART, RONALD & | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 54519 | HART-DEARIN | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 54520 | HARTARY | Forest County, PA | Oil Property | Dec 2019 |
| 54521 | HARTBURG | Newton County, TX | Oil & Gas Property | Nov 2025 |
| 54522 | HARTBURG | Orange County, TX | Oil & Gas Property | Sep 2016 |
| 54523 | HARTEBEEST 12 | Reeves County, TX | Oil & Gas Property | Nov 2025 |
| 54524 | HARTEL 1 | McKenzie County, ND | Oil & Gas Property | Nov 2025 |
| 54525 | HARTER | Butler County, KS | Oil Property | Sep 2025 |
| 54526 | HARTER | Stafford County, KS | Oil Property | Jul 2025 |
| 54527 | HARTER | Lasalle Parish, LA | Oil Property | Dec 2024 |
| 54528 | HARTER | Jack County, TX | Oil & Gas Property | Oct 2025 |
| 54529 | HARTER 15 | Caddo Parish, LA | Oil & Gas Property | Nov 2024 |
| 54530 | HARTER UNIT | Stark County, OH | Oil & Gas Property | Dec 2024 |
| 54531 | HARTER-TENSASDELTA | Lasalle Parish, LA | Oil Property | Nov 2024 |
| 54532 | HARTFIELD | Guadalupe County, TX | Oil & Gas Property | Sep 2025 |
| 54533 | HARTFORD | Williams County, ND | Oil & Gas Property | Nov 2025 |
| 54534 | HARTGE | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 54535 | HARTGRAVES | Johnston County, OK | Oil & Gas Property | Nov 2025 |
| 54536 | HARTGRAVES | Carter County, OK | Oil & Gas Property | Nov 2025 |
| 54537 | HARTGROVE | Reagan County, TX | Oil & Gas Property | Nov 2025 |
| 54538 | HARTGROVE | Reagan County, TX | Oil & Gas Property | Nov 2025 |
| 54539 | HARTH | Ventura County, CA | Oil & Gas Property | Nov 2025 |
| 54540 | HARTIN | Denton County, TX | Oil & Gas Property | Nov 2025 |
| 54541 | HARTIN | Grady County, OK | Oil & Gas Property | Jul 2019 |
| 54542 | HARTING | Payne County, OK | Oil & Gas Property | Dec 2020 |
| 54543 | HARTING | Norton County, KS | Oil Property | Jul 2024 |
| 54544 | HARTING 1 | Logan County, OK | Oil & Gas Property | Oct 2023 |
| 54545 | HARTJE | Los Angeles County, CA | Oil & Gas Property | Oct 2025 |
| 54546 | HARTLE | Rice County, KS | Oil Property | May 2013 |
| 54547 | HARTLEY | Fayette County, PA | Gas Property | Nov 2025 |
| 54548 | HARTLEY | Freestone County, TX | Oil & Gas Property | Nov 2025 |
| 54549 | HARTLEY | Freestone County, TX | Oil & Gas Property | Nov 2025 |
| 54550 | HARTLEY | Bay County, MI | Oil Property | Nov 2025 |
| 54551 | HARTLEY | Grady County, OK | Oil & Gas Property | Oct 2025 |
| 54552 | HARTLEY | Grady County, OK | Oil & Gas Property | Oct 2025 |
| 54553 | HARTLEY | Greenwood County, KS | Oil Property | Nov 1995 |
| 54554 | HARTLEY | Glasscock County, TX | Oil & Gas Property | Nov 2025 |
| 54555 | HARTLEY | Garfield County, OK | Oil & Gas Property | Nov 2025 |
| 54556 | HARTLEY | Sherman County, KS | Oil Property | Jun 1996 |
| 54557 | HARTLEY 2-13-6 | Harrison County, OH | Oil & Gas Property | Sep 2025 |
| 54558 | HARTLEY FEDERAL | Roger Mills County, OK | Oil & Gas Property | Nov 2008 |
| 54559 | HARTLEY HV UNIT | Harrison County, TX | Gas Property | Nov 2025 |
| 54560 | HARTLEY, DAVID | Tyler County, WV | Oil & Gas Property | Dec 2021 |
| 54561 | HARTLEY, DAVID M | Tyler County, WV | Oil & Gas Property | Dec 2021 |
| 54562 | HARTLEY, LUCILLE WEB13 | Marshall County, WV | Oil & Gas Property | Dec 2021 |
| 54563 | HARTLEY, RUSSEL | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 54564 | HARTLINE | Stark County, OH | Oil & Gas Property | Dec 2024 |
| 54565 | HARTMAN | Sumner County, KS | Oil Property | Sep 2025 |
| 54566 | HARTMAN | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 54567 | HARTMAN | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 54568 | HARTMAN | Dunn County, ND | Oil & Gas Property | Nov 2025 |
| 54569 | HARTMAN | Montague County, TX | Oil & Gas Property | Nov 2025 |
| 54570 | HARTMAN | Dunn County, ND | Oil & Gas Property | Nov 2025 |
| 54571 | HARTMAN | Renville County, ND | Oil Property | Nov 2025 |
| 54572 | HARTMAN | Cooke County, TX | Oil Property | Nov 2025 |
| 54573 | HARTMAN | Mecosta County, MI | Oil Property | Nov 2025 |
| 54574 | HARTMAN | Muskegon County, MI | Oil Property | Aug 2025 |
| 54575 | HARTMAN | Stephens County, OK | Oil Property | Jan 2021 |
| 54576 | HARTMAN | Seneca County, NY | Gas Property | Dec 2024 |
| 54577 | HARTMAN | San Juan County, NM | Oil & Gas Property | Nov 2025 |
| 54578 | HARTMAN | Dewitt County, TX | Oil & Gas Property | Nov 2025 |
| 54579 | HARTMAN | Ventura County, CA | Oil & Gas Property | Nov 2025 |
| 54580 | HARTMAN | Kingfisher County, OK | Oil & Gas Property | Jan 2023 |
| 54581 | HARTMAN | Ellis County, OK | Oil & Gas Property | Oct 2025 |
| 54582 | HARTMAN | Love County, OK | Oil Property | Jun 2025 |
| 54583 | HARTMAN | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 54584 | HARTMAN | Roger Mills County, OK | Oil & Gas Property | Oct 2025 |
| 54585 | HARTMAN | San Juan County, NM | Oil & Gas Property | Nov 2025 |
| 54586 | HARTMAN 1 | Alfalfa County, OK | Oil & Gas Property | Jun 2025 |
| 54587 | HARTMAN A | Dewitt County, TX | Oil & Gas Property | Nov 2025 |
| 54588 | HARTMAN A | Guadalupe County, TX | Oil Property | Sep 2025 |
| 54589 | HARTMAN A-CANTU A SA | Dewitt County, TX | Oil & Gas Property | Nov 2025 |
| 54590 | HARTMAN PAUL | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 54591 | HARTMAN UNIT | Karnes County, TX | Oil & Gas Property | Nov 2025 |
| 54592 | HARTMAN UNIT A | Dewitt County, TX | Oil & Gas Property | Nov 2025 |
| 54593 | HARTMAN-BLACK USW | Dewitt County, TX | Oil & Gas Property | Nov 2025 |
| 54594 | HARTMAN-RIPPSTEIN MIKKELSON SA1 | Karnes County, TX | Oil & Gas Property | Nov 2025 |
| 54595 | HARTMAN-WINTER | Russell County, KS | Oil Property | Sep 2025 |
| 54596 | HARTMAN/STEPHENS | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 54597 | HARTMANN | Gonzales County, TX | Oil & Gas Property | Nov 2025 |
| 54598 | HARTMANN | Wilson County, TX | Oil & Gas Property | Aug 2025 |
| 54599 | HARTMANN | Ventura County, CA | Oil & Gas Property | Nov 2025 |
| 54600 | HARTMANN ALVIN | Guadalupe County, TX | Oil & Gas Property | Sep 2025 |