| 1 | 3 Knights Operating LLC | Lubbock, TX 79424 | Oil Operator | Jun 2025 |
| 2 | 3-M Energy Corporation | San Angelo, TX 76902 | Oil & Gas Operator | Jun 2017 |
| 3 | 3R Operating , LLC | Houston, TX 77269 | Oil & Gas Operator | Nov 2025 |
| 4 | 3tec Energy Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2019 |
| 5 | Abraxas Production Corporation | San Antonio, TX 78270 | Oil & Gas Operator | Sep 1999 |
| 6 | Acoma Oil Corporation | Saint Paul, MN 55102 | Oil & Gas Operator | Nov 2025 |
| 7 | Ad Astra Resources LLC | Wichita, KS 67203 | Oil & Gas Operator | Sep 2025 |
| 8 | Advance Energy Partners Hat Mesa, LLC | Dallas, TX 75240 | Oil & Gas Operator | Jul 2023 |
| 9 | Adventure Expl Partners II, LLC | Midland, TX 79701 | Oil & Gas Operator | Oct 2014 |
| 10 | Adventure Exploration Partners, LLC | Midland, TX 79702 | Oil & Gas Operator | Oct 2011 |
| 11 | Aghorn Operating, Inc. | Odessa, TX 79768 | Oil & Gas Operator | Nov 2025 |
| 12 | Agua Sucia LLC | Lovington, NM 88260 | Oil & Gas Operator | Jul 2018 |
| 13 | Allen K Trobaugh | Midland, TX 79705 | Oil & Gas Operator | Mar 1997 |
| 14 | Amax Oil & Gas Inc. | Fort Worth, TX 76107 | Oil & Gas Operator | Nov 2014 |
| 15 | Ameredev New Mexico, LLC | Dallas, TX 75240 | Oil & Gas Operator | Dec 2024 |
| 16 | Ameredev Operating, LLC | Austin, TX 78746 | Oil & Gas Operator | Nov 2025 |
| 17 | American Inland Resources Company LLC | Midland, TX 79705 | Oil & Gas Operator | Apr 2005 |
| 18 | American National Petroleum Co. | Houston, TX 77057 | Oil & Gas Operator | Aug 1995 |
| 19 | Americo Energy Resources, LLC | Houston, TX 77063 | Oil & Gas Operator | Nov 2025 |
| 20 | Amerind Oil Co L P | Midland, TX 79701 | Oil & Gas Operator | Nov 2004 |
| 21 | Ameristate Exploration LLC | Austin, TX 78701 | Oil & Gas Operator | Nov 2009 |
| 22 | Ammonite Energy Texas, Inc. | Midland, TX 79710 | Oil & Gas Operator | Aug 2003 |
| 23 | Amtex Energy, Inc. | Fort Worth, TX 76147 | Oil & Gas Operator | Nov 2025 |
| 24 | Anadarko Petroleum Corporation | Houston, TX 77251 | Oil & Gas Operator | Aug 2025 |
| 25 | Anson Gas Corporation | Oklahoma City, OK 73116 | Oil & Gas Operator | May 1997 |
| 26 | Apache Corporation | Houston, TX 77042 | Oil & Gas Operator | Nov 2025 |
| 27 | Apache Energy Resources Corp. | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
| 28 | Arch Petroleum Inc. | Houston, TX 77252 | Oil & Gas Operator | Mar 2008 |
| 29 | Arco Permian | Houston, TX 77079 | Oil & Gas Operator | Dec 2001 |
| 30 | Arena Resources Inc | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2015 |
| 31 | Arkland Producing Co Inc | Midland, TX 79701 | Oil & Gas Operator | Nov 2023 |
| 32 | Armstrong Energy Corporation | Roswell, NM 88202 | Oil & Gas Operator | Aug 2025 |
| 33 | Aroc (Texas) Inc. | Houston, TX 77090 | Oil & Gas Operator | Dec 2014 |
| 34 | Arrow Exploration Company | Plano, TX 75075 | Oil & Gas Operator | Dec 2004 |
| 35 | Arrowhead Operating Inc. | Argyle, TX 76226 | Oil & Gas Operator | Nov 2025 |
| 36 | Ascent Energy, LLC. | Parker, CO 80134 | Oil & Gas Operator | Jul 2023 |
| 37 | Asher Enterprises LTD. Co. | Denton, TX 76210 | Oil & Gas Operator | Nov 2023 |
| 38 | Asher Oil Co | Artesia, NM 88210 | Oil & Gas Operator | Aug 1995 |
| 39 | Aspen Operating Company LLC | Fort Worth, TX 76116 | Oil & Gas Operator | Nov 2025 |
| 40 | Atasca Resources, Inc. | Houston, TX 77219 | Oil & Gas Operator | Nov 2025 |
| 41 | Atlas Operating LLC | Houston, TX 77056 | Oil & Gas Operator | Nov 2025 |
| 42 | Autry C. Stephens | Midland, TX 79701 | Oil & Gas Operator | Dec 2001 |
| 43 | Avant Operating, LLC | Midland, TX 79706 | Oil & Gas Operator | Aug 2025 |
| 44 | Avra Oil Co | Dallas, TX 75248 | Oil & Gas Operator | Nov 2025 |
| 45 | Axis Energy Corporation | Roswell, NM 88202 | Oil & Gas Operator | Nov 2025 |
| 46 | B C & D Oil & Gas Corp. | Hobbs, NM 88241 | Oil & Gas Operator | Nov 2025 |
| 47 | B2J, L.L.C. | Lovington, NM 88260 | Oil Operator | Aug 2025 |
| 48 | Baber Well Servicing Co. | Hobbs, NM 88240 | Oil & Gas Operator | May 1995 |
| 49 | Bahlburg Exploration Inc | Plano, TX 750866937 | Oil & Gas Operator | Jun 1996 |
| 50 | Bam Permian Operating, LLC | Midland, TX 79707 | Oil & Gas Operator | Nov 2025 |
| 51 | Barbara Fasken | Midland, TX 79701 | Oil & Gas Operator | Dec 1995 |
| 52 | Bargo Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Sep 2014 |
| 53 | Barry D Lee Dba Barry Lee Investments | Crossroads, NM 88114 | Oil & Gas Operator | Jan 2022 |
| 54 | Baytech Inc | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
| 55 | BC & D Operating Inc. | Hobbs, NM 88240 | Oil & Gas Operator | Aug 2025 |
| 56 | BC Development, LP | Midland, TX 79710 | Oil & Gas Operator | Sep 2005 |
| 57 | BC Operating, Inc. | Midland, TX 79710 | Oil & Gas Operator | Nov 2025 |
| 58 | BCP Resources, LLC | Midland, TX 79705 | Oil & Gas Operator | Nov 2025 |
| 59 | Beach Exploration, Inc. | Midland, TX 79701 | Oil & Gas Operator | Nov 2025 |
| 60 | Bec Corp | Midland, TX 79702 | Oil & Gas Operator | Jan 2014 |
| 61 | Beckham Oil Co | Jal, NM 88252 | Oil & Gas Operator | Nov 2009 |
| 62 | Bepco, L.P. | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2008 |
| 63 | Bettis Boyle & Stovall,Inc. | Graham, TX 76450 | Oil & Gas Operator | Aug 2022 |
| 64 | Bettis Brothers Inc | Graham, TX 76046 | Oil & Gas Operator | Dec 1995 |
| 65 | Betwell Oil & Gas Company | Hialeah, FL 33002 | Oil & Gas Operator | Nov 2025 |
| 66 | Big Star Investments, LLC | Fort Worth, TX 76121 | Oil & Gas Operator | Aug 2025 |
| 67 | Bird Creek LLC | Tulsa, OK 74136 | Oil & Gas Operator | Jan 2005 |
| 68 | Bird Creek Resources Inc | Tulsa, OK 74121 | Oil & Gas Operator | Jul 2022 |
| 69 | Bisco Inc | Lovington, NM 88260 | Oil & Gas Operator | Feb 2007 |
| 70 | Bisco Oil Company | Lovington, NM 88260 | Oil & Gas Operator | May 2000 |
| 71 | Bison Petroleum Corporation | Amarillo, TX 79121 | Oil & Gas Operator | Mar 1996 |
| 72 | Black Hills Gas Resources, Inc. | Rapid City, SD 57702 | Oil & Gas Operator | Aug 2018 |
| 73 | Black Mountain Operating LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2025 |
| 74 | Black Resources, Inc. | Granbury, TX 76049 | Oil & Gas Operator | Mar 2008 |
| 75 | Black Top Operating, LLC | Midland, TX 79706 | Oil & Gas Operator | Nov 2025 |
| 76 | Blackbeard Operating, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Nov 2025 |
| 77 | Blackwell Operating LLC | Andrews, TX 79714 | Oil & Gas Operator | May 2025 |
| 78 | Blake Production Company, Inc. | Oklahoma City, OK 73118 | Oil & Gas Operator | Nov 2025 |
| 79 | Blanco Engineering Inc. | Artesia, NM 88210 | Oil & Gas Operator | Feb 1997 |
| 80 | Bledsoe Petro Corporation | Dallas, TX 75201 | Oil & Gas Operator | Dec 2000 |
| 81 | Bliss Pet Corporation | Hobbs, NM BAD ADDR | Gas Operator | Nov 1995 |
| 82 | Blue Ridge Resources, LLC | Midland, TX 79710 | Oil & Gas Operator | Nov 2025 |
| 83 | Blue Ruby Operating, LLC | Midland, TX 79706 | Oil & Gas Operator | Nov 2020 |
| 84 | Bluestem Energy Holdings, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Jun 2015 |
| 85 | Bobby F Abernathy | Fort Worth, TX 76107 | Oil & Gas Operator | Apr 2020 |
| 86 | Bobco International Inc | Cloudcroft, NM 88317 | Oil & Gas Operator | Apr 1995 |
| 87 | Boge, Inc. | Lubbock, TX 79424 | Oil & Gas Operator | Nov 2025 |
| 88 | Bold Energy, L.P. | Midland, TX 79701 | Oil & Gas Operator | May 2008 |
| 89 | Bonner Plumbing Inc | Lubbock, TX 79424 | Oil & Gas Operator | Jun 1996 |
| 90 | Bopco, L.P. | Midland, TX 79701 | Oil & Gas Operator | Nov 2025 |
| 91 | Boyd & McWilliams Energy Group Inc | Midland, TX 79701 | Oil & Gas Operator | Nov 2011 |
| 92 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Jul 2025 |
| 93 | Bradley McInroe Dba Big Al Oil & Gas | Levelland, TX 79336 | Oil & Gas Operator | Feb 2022 |
| 94 | Bravo Operating Company | Hobbs, NM 88241 | Oil & Gas Operator | Dec 1995 |
| 95 | Breck Operating Corp. | Breckenridge, TX 76424 | Oil & Gas Operator | Jul 2025 |
| 96 | Breitburn Operating LP | Keithville, LA 71047 | Oil & Gas Operator | Nov 2025 |
| 97 | BRG Petroleum Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2020 |
| 98 | Bridge Oil Company LP | Midland, TX 79702 | Oil & Gas Operator | May 1999 |
| 99 | Bridwell Oil Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Nov 2025 |
| 100 | Bright & Company | The Colony, TX 75056 | Oil & Gas Operator | May 2015 |