| 37001 | SOUTHWEST MCELROY UNIT | Upton County, TX | Oil & Gas Property | Sep 2025 |
| 37002 | SOUTHWEST NENA LUCIA UNIT | Nolan County, TX | Oil & Gas Property | Sep 2025 |
| 37003 | SOUTHWEST OIL & LAND INC | Hidalgo County, TX | Oil & Gas Property | Sep 2025 |
| 37004 | SOUTHWEST RANGER | Eastland County, TX | Oil & Gas Property | Mar 2013 |
| 37005 | SOUTHWEST TEXAS CORP | San Patricio County, TX | Oil & Gas Property | Apr 2025 |
| 37006 | SOUTHWEST TEXAS CORP | Starr County, TX | Oil & Gas Property | Sep 2025 |
| 37007 | SOUTHWESTERN MEDICAL FOUNDATION | Harrison County, TX | Oil & Gas Property | Aug 2025 |
| 37008 | SOUTHWORTH | Robertson County, TX | Oil & Gas Property | Sep 2025 |
| 37009 | SOVEREIGN | Eastland County, TX | Oil & Gas Property | Sep 2025 |
| 37010 | SOVEREIGN 28-0-18-7 | Loving County, TX | Oil & Gas Property | Sep 2025 |
| 37011 | SOW 21 | Howard County, TX | Oil & Gas Property | Sep 2025 |
| 37012 | SOWDERS | Eastland County, TX | Oil & Gas Property | Aug 2020 |
| 37013 | SOWELL | King County, TX | Oil & Gas Property | Sep 2025 |
| 37014 | SOWELL | Tarrant County, TX | Gas Property | Sep 2025 |
| 37015 | SOWELL NORTH A 3H | Tarrant County, TX | Gas Property | Dec 2018 |
| 37016 | SOWELL, J.L | Upshur County, TX | Oil & Gas Property | Sep 2025 |
| 37017 | SP TXL A | Howard County, TX | Oil & Gas Property | Jan 2016 |
| 37018 | SP-DUNHAM-WIENER EST. D (SA) | Panola County, TX | Oil & Gas Property | Sep 2025 |
| 37019 | SP-WIENER EST. D (SA)1H 1H | Panola County, TX | Oil & Gas Property | Sep 2025 |
| 37020 | SPAATZ | Martin County, TX | Oil & Gas Property | Sep 2025 |
| 37021 | SPACE COWBOY UNIT 3 4 | Reeves County, TX | Oil & Gas Property | Sep 2025 |
| 37022 | SPACE COWBOYS | Burleson County, TX | Oil & Gas Property | Sep 2025 |
| 37023 | SPACE COWBOYS UNIT | Jasper County, TX | Oil & Gas Property | Sep 2025 |
| 37024 | SPACEK | Lee County, TX | Oil & Gas Property | Aug 2025 |
| 37025 | SPACEK FRANK | Jackson County, TX | Oil & Gas Property | Jun 2025 |
| 37026 | SPACEK UNIT 1 | Victoria County, TX | Oil & Gas Property | Aug 2025 |
| 37027 | SPACKLER | Martin County, TX | Oil & Gas Property | Sep 2025 |
| 37028 | SPADE | Hockley County, TX | Oil & Gas Property | Sep 2025 |
| 37029 | SPADE | Sterling County, TX | Oil & Gas Property | Sep 2025 |
| 37030 | SPAHN FARMS UNIT | Gonzales County, TX | Oil & Gas Property | Sep 2025 |
| 37031 | SPAHN-MIKKELSON UNIT | Karnes County, TX | Oil & Gas Property | Sep 2025 |
| 37032 | SPAIN | Throckmorton County, TX | Oil & Gas Property | Sep 2025 |
| 37033 | SPAIN -D- T.J | Wheeler County, TX | Oil & Gas Property | Sep 2025 |
| 37034 | SPAIN B - CARPENTER (SA) | Wise County, TX | Gas Property | Sep 2025 |
| 37035 | SPAIN MAGGIE | Wise County, TX | Oil & Gas Property | Sep 2025 |
| 37036 | SPALDING OAKLEY C | Jefferson County, TX | Oil & Gas Property | Apr 2024 |
| 37037 | SPANISH MAIN | Winkler County, TX | Oil & Gas Property | Sep 2025 |
| 37038 | SPANISH TRAIL | Midland County, TX | Oil & Gas Property | May 2015 |
| 37039 | SPARHAM | Wood County, TX | Oil & Gas Property | Jan 2015 |
| 37040 | SPARKMAN | Jack County, TX | Oil & Gas Property | Sep 2025 |
| 37041 | SPARKMAN | Rusk County, TX | Oil & Gas Property | Sep 2025 |
| 37042 | SPARKS | Gaines County, TX | Oil & Gas Property | Sep 2025 |
| 37043 | SPARKS | Eastland County, TX | Oil & Gas Property | Sep 2025 |
| 37044 | SPARKS | Hemphill County, TX | Oil & Gas Property | Sep 2025 |
| 37045 | SPARKS | Panola County, TX | Oil & Gas Property | Sep 2025 |
| 37046 | SPARKS | Gaines County, TX | Oil & Gas Property | Feb 2011 |
| 37047 | SPARKS BROTHERS 20 | Ochiltree County, TX | Oil & Gas Property | Sep 2025 |
| 37048 | SPARKS CECIL GU 1 | Nacogdoches County, TX | Oil & Gas Property | Sep 2025 |
| 37049 | SPARKS GAS UNIT NO. 1 | Panola County, TX | Oil & Gas Property | Aug 2025 |
| 37050 | SPARKS HV UNIT | Panola County, TX | Gas Property | Aug 2025 |
| 37051 | SPARKS-MAYFIELD | Wichita County, TX | Oil & Gas Property | Sep 2025 |
| 37052 | SPARKS-MCJIMSEY | Panola County, TX | Oil & Gas Property | Sep 2025 |
| 37053 | SPARKY | Howard County, TX | Oil & Gas Property | Aug 2025 |
| 37054 | SPARKY | Fayette County, TX | Oil & Gas Property | Sep 2025 |
| 37055 | SPARMAN | Lipscomb County, TX | Oil & Gas Property | Sep 2025 |
| 37056 | SPARROW ALLOCATION | Burleson County, TX | Oil & Gas Property | Aug 2025 |
| 37057 | SPARTAN | Montague County, TX | Oil & Gas Property | Sep 2025 |
| 37058 | SPARTAN 58-2-23 1H | Reeves County, TX | Oil & Gas Property | Sep 2025 |
| 37059 | SPARTO | Tarrant County, TX | Gas Property | Jul 2019 |
| 37060 | SPAULDING | Martin County, TX | Oil & Gas Property | Sep 2025 |
| 37061 | SPAVIN | Archer County, TX | Oil & Gas Property | Aug 2025 |
| 37062 | SPEAR | Gregg County, TX | Oil & Gas Property | Sep 2025 |
| 37063 | SPEAR | Gregg County, TX | Oil & Gas Property | Sep 2025 |
| 37064 | SPEAR | Stephens County, TX | Oil & Gas Property | Dec 2024 |
| 37065 | SPEAR 1 | Moore County, TX | Gas Property | Aug 2025 |
| 37066 | SPEAR IRENE L | Zapata County, TX | Oil & Gas Property | Sep 2025 |
| 37067 | SPEAR POINT | Frio County, TX | Oil & Gas Property | Sep 2025 |
| 37068 | SPEAR REYNOLDS | Karnes County, TX | Oil & Gas Property | Sep 2025 |
| 37069 | SPEARFISH-NEAL 27 | Glasscock County, TX | Oil & Gas Property | Aug 2025 |
| 37070 | SPEARMAN | Gray County, TX | Oil & Gas Property | Aug 2025 |
| 37071 | SPEARMAN | Jack County, TX | Oil & Gas Property | Sep 2025 |
| 37072 | SPEARMAN ROB | Burleson County, TX | Oil & Gas Property | Aug 2025 |
| 37073 | SPEARS | Palo Pinto County, TX | Oil & Gas Property | Sep 2025 |
| 37074 | SPEARS | Young County, TX | Oil & Gas Property | Oct 2024 |
| 37075 | SPEARS | Howard County, TX | Oil & Gas Property | Sep 2025 |
| 37076 | SPEARS | Harrison County, TX | Oil & Gas Property | Apr 2025 |
| 37077 | SPEARS | Bexar County, TX | Oil & Gas Property | Sep 2025 |
| 37078 | SPEARS MARY J | Throckmorton County, TX | Oil & Gas Property | Mar 2025 |
| 37079 | SPEARY A - A VAUGHN USW | Karnes County, TX | Oil & Gas Property | Sep 2025 |
| 37080 | SPEARY FAMILY TRUST UNIT A | Karnes County, TX | Oil & Gas Property | Sep 2025 |
| 37081 | SPECK | Garza County, TX | Oil & Gas Property | Sep 2025 |
| 37082 | SPECK | Ector County, TX | Oil & Gas Property | Aug 2025 |
| 37083 | SPECK | McCulloch County, TX | Oil & Gas Property | Aug 2025 |
| 37084 | SPECKELS | Fayette County, TX | Oil & Gas Property | Sep 2025 |
| 37085 | SPECKMAN ELSIE | Burleson County, TX | Oil & Gas Property | Aug 2025 |
| 37086 | SPECTACULAR BID | Culberson County, TX | Oil & Gas Property | Sep 2025 |
| 37087 | SPEED | Stephens County, TX | Oil & Gas Property | Sep 2025 |
| 37088 | SPEED RACER | Johnson County, TX | Oil & Gas Property | Aug 2025 |
| 37089 | SPEEDWAY 1-2 | Reeves County, TX | Oil & Gas Property | Sep 2025 |
| 37090 | SPEEDY 57-3-37 1H | Reeves County, TX | Oil & Gas Property | Sep 2025 |
| 37091 | SPEER | Ector County, TX | Oil & Gas Property | Sep 2025 |
| 37092 | SPEER | Stephens County, TX | Oil & Gas Property | Sep 2025 |
| 37093 | SPEER GEO | Starr County, TX | Oil & Gas Property | Sep 2025 |
| 37094 | SPEER ORAN | Wise County, TX | Oil & Gas Property | Sep 2025 |
| 37095 | SPEIGHTS | Harrison County, TX | Oil & Gas Property | Sep 2025 |
| 37096 | SPEIGHTS BL | Shelby County, TX | Gas Property | Sep 2025 |
| 37097 | SPELL EMMA | Shackelford County, TX | Oil & Gas Property | Sep 2025 |
| 37098 | SPELLBOUND | Ward County, TX | Oil & Gas Property | Aug 2025 |
| 37099 | SPENCE | Brown County, TX | Oil & Gas Property | Sep 2025 |
| 37100 | SPENCE | Schleicher County, TX | Oil & Gas Property | Sep 2025 |