| 1 | S & D Partnership | Eunice, NM 88231 | Oil Operator | Nov 2025 |
| 2 | S & J Oil & Gas Co | Aztec, NM 87410 | Gas Operator | Aug 2022 |
| 3 | Saba Energy Inc | Midland, TX BAD ADDR | Oil & Gas Operator | Nov 1994 |
| 4 | Saba Energy Of Texas Inc | Houston, TX 77042 | Oil & Gas Operator | Jul 2007 |
| 5 | Saber Oil & Gas Ventures, LLC | Midland, TX 79701 | Oil & Gas Operator | Dec 2025 |
| 6 | Saber Resources, LLC | Midland, TX 79701 | Oil & Gas Operator | Aug 2008 |
| 7 | Sabinal Energy Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Sep 2025 |
| 8 | Sabre Op Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | Jul 2025 |
| 9 | Saga Petroleum Limited Liability Co. | Midland, TX 79701 | Oil & Gas Operator | Apr 2008 |
| 10 | Sage Energy Company | San Antonio, TX 78215 | Oil & Gas Operator | Dec 2025 |
| 11 | Sagebrush Oil Inc. | Deming, NM 88030 | Oil Operator | Oct 2025 |
| 12 | Saguaro Petroleum, LLC | Midland, TX 79705 | Oil & Gas Operator | Dec 2025 |
| 13 | Sahara Operating Company | Midland, TX 79704 | Oil & Gas Operator | Dec 2025 |
| 14 | Sam K VIersen | Okmulgee, OK 74447 | Oil & Gas Operator | Jun 1996 |
| 15 | Samedan Oil Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2019 |
| 16 | Samson Hydrocarbons Company | Tulsa, OK 74103 | Oil & Gas Operator | Nov 2016 |
| 17 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Aug 2025 |
| 18 | Samuel Dale Hughes Dba Hughes Drilling Co. | Artesia, NM 88211026 | Oil Operator | Sep 2025 |
| 19 | San Juan Resources, Inc. | Denver, CO 80202 | Oil & Gas Operator | Oct 2025 |
| 20 | San Juan Services, Inc. | Farmington, NM 87402 | Oil Operator | Dec 2011 |
| 21 | San Marco Petroleum Inc | Denver, CO 80293 | Oil & Gas Operator | Oct 2025 |
| 22 | Sandel Energy, Inc. | Huntsville, TX 77342 | Oil & Gas Operator | Apr 2004 |
| 23 | Sandel Operating Company | Huntsville, TX 77340 | Oil & Gas Operator | Dec 2025 |
| 24 | Sanders & Smith, L.C. | Amarillo, TX 79110 | Oil & Gas Operator | Mar 2004 |
| 25 | Sanders Oil & Gas Co | Tyler, TX 75711 | Gas Operator | Aug 2017 |
| 26 | Sanders Petroleum Corp | Roswell, NM 88201 | Gas Operator | Oct 1996 |
| 27 | Sandlott Energy (Jackie Brewer Dba) | Lovington, NM 88260 | Oil & Gas Operator | Dec 2024 |
| 28 | Sandridge Exploration And Production LLC | Oklahoma City, OK 73104 | Oil & Gas Operator | Dec 2025 |
| 29 | Santa Fe Energy Operating Partners L P | Houston, TX 77057 | Oil & Gas Operator | Dec 1994 |
| 30 | Santa Fe Exploration Company | Lubbock, TX 79408 | Oil & Gas Operator | Nov 1997 |
| 31 | Santo Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 32 | Santo Petroleum LLC | Artesia, NM 88211 | Oil & Gas Operator | Sep 2024 |
| 33 | Sarvis Permian Land Fund I SC, LLC | Denver, CO 80202 | Oil & Gas Operator | Sep 2025 |
| 34 | Saxet Oil Corporation | Midland, TX 79708 | Oil & Gas Operator | Dec 2025 |
| 35 | SBKF, LLC | Artesia, NM 88211 | Oil & Gas Operator | Oct 2025 |
| 36 | Schalk Development Co | Albuquerque, NM 87125 | Oil & Gas Operator | Oct 2025 |
| 37 | Schmidt Production | Rocky Comfort, MT 64861 | Oil Operator | Sep 2015 |
| 38 | Sco Permian, LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Oct 2025 |
| 39 | Scorpion Oil & Gas, LLC | Houston, TX 77036 | Oil & Gas Operator | May 2025 |
| 40 | Scott Branson | Carlsbad, NM 88221 | Oil & Gas Operator | Oct 2017 |
| 41 | Scout Energy Management LLC | Dallas, TX 75240 | Oil & Gas Operator | Dec 2025 |
| 42 | Scythian, LTD. | Midland, TX 79701 | Oil & Gas Operator | Dec 2020 |
| 43 | SDG Resources L.P. | Montrose, CO 81402 | Oil & Gas Operator | May 2006 |
| 44 | SDX Resources, Inc. | Midland, TX 79705 | Oil & Gas Operator | Dec 2025 |
| 45 | Sea Sand Oil Company | Fort Worth, TX 76185 | Oil & Gas Operator | Jun 1995 |
| 46 | Seattle'S Best Consulting LLC | Austin, TX 78731 | Oil & Gas Operator | Dec 2025 |
| 47 | Seay Exploration, Inc. | Midland, TX 79704 | Oil & Gas Operator | Mar 2008 |
| 48 | Seely Oil Company | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2025 |
| 49 | Seguro Oil And Gas, LLC | Midland, TX 79702 | Oil & Gas Operator | Jul 2024 |
| 50 | Sellers&Fulton Oil LLC | Artesia, NM 88210 | Oil & Gas Operator | Jun 2021 |
| 51 | Sensor Oil & Gas, Inc. | Duncan, OK 73534 | Oil & Gas Operator | May 2013 |
| 52 | SG Interests I LTD | Houston, TX 77007 | Oil & Gas Operator | Oct 2025 |
| 53 | Shackelford Oil Co | Midland, TX 79707 | Oil & Gas Operator | Sep 2025 |
| 54 | Shahara Oil LLC | Carlsbad, NM 88220 | Oil & Gas Operator | Oct 2000 |
| 55 | Shell Western E&P Inc. | Houston, TX 77001 | Oil & Gas Operator | May 2011 |
| 56 | Shenandoah Petroleum Corporation | Midland, TX 79705 | Oil & Gas Operator | Dec 2025 |
| 57 | Sheridan Production Company, LLC | Houston, TX 77056 | Oil & Gas Operator | Aug 2025 |
| 58 | Sherman F Wagenseller | Denver, CO 80210 | Gas Operator | Apr 2016 |
| 59 | Shifflett Operating Company | Snyder, TX 79550 | Oil & Gas Operator | Dec 2025 |
| 60 | Shinnery Oil Company, Inc. | Midland, TX 79701 | Oil & Gas Operator | Dec 2025 |
| 61 | Shoreline Oil & Gas Company | Farmington, NM 87402 | Gas Operator | Oct 2019 |
| 62 | Siana Operating LLC | Conroe, TX 77305224 | Oil & Gas Operator | May 2017 |
| 63 | Sidney Lanier | Midland, TX BADADDR | Oil & Gas Operator | Jan 1996 |
| 64 | Sierra Blanca Operating Company | Cleburne, TX BADADDR | Oil & Gas Operator | May 1999 |
| 65 | Sierra Madre Oil & Gas, LLC | Midland, TX 79701 | Oil & Gas Operator | Oct 2025 |
| 66 | Siete Oil And Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
| 67 | Silver Creek Oil & Gas, LLC | Flower Mound, TX 75022 | Oil & Gas Operator | Dec 2025 |
| 68 | Silver Pines Energy Corp. | Houston, TX 77005 | Oil & Gas Operator | Sep 2025 |
| 69 | Silver Spike Energy Operating Of NM, LLC | Midland, TX 79701 | Oil Operator | Jul 2016 |
| 70 | Silverback Operating II, LLC | Oklahoma City, OK 73112 | Oil & Gas Operator | Sep 2025 |
| 71 | Simcoe LLC | Durango, CO 81301 | Oil & Gas Operator | Sep 2025 |
| 72 | Simmons Engr & Consulting Co | Farmington, NM 87499 | Gas Operator | Feb 2002 |
| 73 | SJ Energy, LLC | Englewood, CO 80112 | Oil & Gas Operator | Feb 2019 |
| 74 | Slayton Resources Inc | Roswell, NM 88202 | Oil & Gas Operator | Sep 2025 |
| 75 | Sloan Petroleum Inc. | Midland, TX 79710 | Oil & Gas Operator | Dec 2025 |
| 76 | SM Energy Company | Midland, TX 79707 | Oil & Gas Operator | Dec 2025 |
| 77 | SMC Oil & Gas, Inc. | Midland, TX 79710 | Oil & Gas Operator | Dec 2025 |
| 78 | Smith & Marrs Inc. | Lubbock, TX 79424 | Oil & Gas Operator | Apr 2021 |
| 79 | Snow Oil & Gas Inc. | Andrews, TX 79714 | Oil & Gas Operator | Dec 2025 |
| 80 | Snow Operating Co., Inc. | Haltom City, TX 76117 | Oil & Gas Operator | Feb 2024 |
| 81 | Snyder Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
| 82 | Socorro Pet Co | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 1995 |
| 83 | Sogo III LLC | Midland, TX 79702 | Oil & Gas Operator | Jul 2017 |
| 84 | Sojourner Drilling Corporation | Abilene, TX 79604 | Oil & Gas Operator | Dec 2025 |
| 85 | Solis Partners, L.L.C. | Midland, TX 79707 | Oil & Gas Operator | Sep 2025 |
| 86 | Sonat Exploration Co. | Houston, TX 77251 | Oil & Gas Operator | Dec 2021 |
| 87 | Sonoma Energy Corporation | Park City, UT 84068 | Oil & Gas Operator | Feb 2010 |
| 88 | Southbound Gas Company | Dallas, TX 75201 | Gas Operator | Oct 2025 |
| 89 | Southeastern Petroleum Inc | Roswell, NM BAD ADDR | Oil & Gas Operator | Dec 1995 |
| 90 | Southland Royalty Company | Houston, TX 77210 | Oil & Gas Operator | Sep 2011 |
| 91 | Southland Royalty Company LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 2021 |
| 92 | Southwest Production Co | Richardson, TX BADADDR | Oil & Gas Operator | Apr 1997 |
| 93 | Southwest Royalties, Inc. | Midland, TX 79710 | Oil & Gas Operator | Dec 2025 |
| 94 | Southwestern Energy Prod Co | Houston, TX 77032 | Oil & Gas Operator | Jun 2015 |
| 95 | Southwestern Inc | Hobbs, NM 88240 | Oil Operator | Oct 2009 |
| 96 | Sovereign Eagle, LLC | Roswell, NM 88202 | Oil & Gas Operator | Jul 2018 |
| 97 | Soxgi LLC | Andrews, TX 79714 | Gas Operator | Sep 2025 |
| 98 | Sozo Natural Resources LLC | Houston, TX 77056 | Oil & Gas Operator | Dec 2025 |
| 99 | SPC Resources, LLC | Midland, TX 79701 | Oil & Gas Operator | Feb 2024 |
| 100 | Special Energy Corp. | Stillwater, OK 74076 | Oil & Gas Operator | Dec 2025 |