| 1 | ALABAMA-COUSHATT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 2 | ANICO | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 3 | BAR M RANCH | Polk County, TX | Oil & Gas Property | Jun 2020 |
| 4 | BAXTER A-141 1H | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 5 | BEAR CREEK NORTH UNIT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 6 | BEAR CREEK SOUTH | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 7 | BELCLAIRE UNIT | Polk County, TX | Oil Property | Jan 2025 |
| 8 | BERGMAN | Polk County, TX | Oil & Gas Property | May 2006 |
| 9 | BEST-KENESSON WILLSOURCE UNIT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 10 | BIRCH, R. E | Polk County, TX | Oil & Gas Property | Dec 2024 |
| 11 | BLACK STONE | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 12 | BLACK STONE A-319 UNIT 1H | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 13 | BLACK STONE BROWN BEAR UNIT 1H | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 14 | BLACK STONE MINERALS | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 15 | BLACK STONE MINERALS | Polk County, TX | Oil & Gas Property | Dec 2024 |
| 16 | BLACK STONE MINERALS A | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 17 | BLACKSTONE | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 18 | BLACKSTONE | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 19 | BLACKSTONE MINERALS | Polk County, TX | Oil & Gas Property | Oct 2018 |
| 20 | BLACKSTONE MINERALS UNIT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 21 | BONETTI LOUISE | Polk County, TX | Oil & Gas Property | Mar 2024 |
| 22 | BP FEE | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 23 | BSM A-471 1H | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 24 | BSM CANNON A-95 1H | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 25 | BSM-WILDMAN | Polk County, TX | Oil Property | Oct 2019 |
| 26 | CARROLL | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 27 | CARTER | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 28 | CARTER | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 29 | CARTER BROS | Polk County, TX | Oil & Gas Property | Dec 2024 |
| 30 | CARTER W.T. & BRO | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 31 | CARTER, W.T | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 32 | CARTER, W.T. BRO | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 33 | CHAMPION INT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 34 | CHAMPION INT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 35 | CHAMPION INTERNATIONAL | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 36 | COLLINS | Polk County, TX | Oil & Gas Property | Aug 2024 |
| 37 | COPELAND CREEK | Polk County, TX | Oil Property | Jan 2025 |
| 38 | DAVIS | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 39 | DAVIS & HOLMES | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 40 | DAVIS A-388 | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 41 | DAVIS-BLACK STONE GAS UNIT 1 | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 42 | DAVIS-FERLAND | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 43 | DICK & FALING | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 44 | DICKENS A-214 1H | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 45 | DORRANCE | Polk County, TX | Oil & Gas Property | Dec 2024 |
| 46 | DORRANCE-WING UNIT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 47 | DOUCETTE | Polk County, TX | Oil & Gas Property | Aug 2018 |
| 48 | DUFF | Polk County, TX | Oil & Gas Property | Jan 2023 |
| 49 | EASTSIDE UNIT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 50 | EPSTEIN | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 51 | EXXON MINERAL FEE | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 52 | FINCH | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 53 | GRANBURY | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 54 | HAMMAN | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 55 | HICKMAN, J. P | Polk County, TX | Oil & Gas Property | Jun 2021 |
| 56 | HOCKLEY | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 57 | HOLLYFIELD 1 | Polk County, TX | Oil & Gas Property | Dec 2020 |
| 58 | IRON MOUNTAIN | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 59 | JACKSON H | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 60 | JONES R | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 61 | KAVANAUGH & COLLINS | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 62 | KEC EXPLORATION ET AL | Polk County, TX | Oil & Gas Property | Jan 2016 |
| 63 | KINGSBURY | Polk County, TX | Oil & Gas Property | Dec 2024 |
| 64 | KIRBY LUMBER CO | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 65 | KIRBY WEST | Polk County, TX | Oil & Gas Property | Oct 2019 |
| 66 | KODIAK UNIT 1H | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 67 | LONGSTREET UNIT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 68 | MARSH GAS UNIT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 69 | MILL CREEK | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 70 | MILLS BENNETT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 71 | MUNSON | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 72 | MUNSON W. B. HEIRS | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 73 | NEW MENARD CREEK GAS UNIT 1 | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 74 | OATES UNIT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 75 | OVERSTREET | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 76 | PARKER GAS UNIT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 77 | PERKINS | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 78 | PRATT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 79 | REMINGTON | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 80 | SAMUEL L | Polk County, TX | Oil & Gas Property | Dec 2024 |
| 81 | SANSOM UNIT | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 82 | SANTA FE | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 83 | SIMMONS A-70 | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 84 | SODAK | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 85 | SODAK OIL CO | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 86 | SOUTHLAND | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 87 | SOUTHLAND PAPER MILL | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 88 | SOUTHLAND PAPER MILLS | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 89 | SUTTON | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 90 | TRINITY 1 | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 91 | TROSTMAN K. S. ET AL UNIT 1 | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 92 | W. T. CARTER & BRO./ | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 93 | WEST | Polk County, TX | Oil & Gas Property | Apr 2013 |
| 94 | WING | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 95 | WING SARAH F | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 96 | WINTERS | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 97 | WOODS A-82 | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 98 | YOGI BEAR UNIT 1H | Polk County, TX | Oil & Gas Property | Jan 2025 |