| 1 | A.C.T. Operating Company | Lubbock, TX 79401 | Oil & Gas Operator | Dec 2025 |
| 2 | Abo Petroleum, LLC | Artesia, NM 88211 | Oil & Gas Operator | Sep 2025 |
| 3 | Abraxas Production Corporation | San Antonio, TX 78270 | Oil & Gas Operator | Sep 1999 |
| 4 | Acacia Operating Company, LLC | Midland, TX 79701 | Oil Operator | Jul 2024 |
| 5 | Aceco Petroleum Co | Artesia, NM 88210 | Oil & Gas Operator | Sep 2002 |
| 6 | Aceite Inc | Farmington, NM 87499 | Oil & Gas Operator | Apr 1998 |
| 7 | Achen Oil & Gas Inc. | Artesia, NM 88211 | Oil & Gas Operator | Feb 1999 |
| 8 | Acoma Oil Corporation | Saint Paul, MN 55102 | Oil & Gas Operator | Dec 2025 |
| 9 | Action Oil Co Inc | Farmington, NM 87499 | Oil Operator | Mar 2021 |
| 10 | Ad Astra Resources, LLC | Wichita, KS 67203 | Oil & Gas Operator | Dec 2025 |
| 11 | Advance Energy Partners Hat Mesa, LLC | Dallas, TX 75240 | Oil & Gas Operator | Jul 2023 |
| 12 | Advanced Wireless Communications, L.L.C. | Farmington, NM 87401 | Oil & Gas Operator | Oct 2025 |
| 13 | Adventure Expl Partners II, LLC | Midland, TX 79701 | Oil & Gas Operator | Oct 2014 |
| 14 | Adventure Exploration Partners, LLC | Midland, TX 79702 | Oil & Gas Operator | Oct 2011 |
| 15 | Aghorn Operating, Inc. | Odessa, TX 79768 | Oil & Gas Operator | Dec 2025 |
| 16 | Agua Sucia LLC | Lovington, NM 88260 | Oil & Gas Operator | Jul 2018 |
| 17 | Alamo Permian Resources, LLC | Midland, TX 79701 | Oil & Gas Operator | Oct 2016 |
| 18 | Alexander Energy Corporation | Dallas, TX 75206 | Oil & Gas Operator | Apr 2015 |
| 19 | Allen K Trobaugh | Midland, TX 79705 | Oil & Gas Operator | Mar 1997 |
| 20 | Alpine Oil & Gas Corp | Durango, CO 81302 | Gas Operator | Jun 2003 |
| 21 | Amalgamated Sludge NM, LLC | Dallas, TX 75208 | Gas Operator | Sep 2025 |
| 22 | Amax Oil & Gas Inc. | Fort Worth, TX 76107 | Oil & Gas Operator | Nov 2014 |
| 23 | Ameredev New Mexico, LLC | Dallas, TX 75240 | Oil & Gas Operator | Dec 2024 |
| 24 | Ameredev Operating, LLC | Austin, TX 78746 | Oil & Gas Operator | Dec 2025 |
| 25 | American Hunter Explor LTD | Calgary Alberta Canada, T2P3H5 | Oil & Gas Operator | Dec 1993 |
| 26 | American Inland Resources Company LLC | Midland, TX 79705 | Oil & Gas Operator | Apr 2005 |
| 27 | American National Petroleum Co. | Houston, TX 77057 | Oil & Gas Operator | Aug 1995 |
| 28 | Americo Energy Resources, LLC | Houston, TX 77063 | Oil & Gas Operator | Dec 2025 |
| 29 | Amerind Oil Co L P | Midland, TX 79701 | Oil & Gas Operator | Nov 2004 |
| 30 | Ameristate Exploration LLC | Austin, TX 78701 | Oil & Gas Operator | Nov 2009 |
| 31 | Ammonite Energy Texas, Inc. | Midland, TX 79710 | Oil & Gas Operator | Aug 2003 |
| 32 | Amtex Energy, Inc. | Fort Worth, TX 76147 | Oil & Gas Operator | Dec 2025 |
| 33 | Anadarko Petroleum Corporation | Houston, TX 77251 | Oil & Gas Operator | Sep 2025 |
| 34 | Anderson Oil LTD.,LLP | Farmington, NM 87499 | Oil & Gas Operator | Oct 2025 |
| 35 | Anschutz Exploration Corporation | Denver, CO 80202 | Oil & Gas Operator | Dec 2025 |
| 36 | Anson Gas Corporation | Oklahoma City, OK 73116 | Oil & Gas Operator | May 1997 |
| 37 | Apache Corporation | Houston, TX 77042 | Oil & Gas Operator | Dec 2025 |
| 38 | Apache Energy Resources Corp. | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
| 39 | Apollo Energy, L.P. | Lake Charles, LA 70601 | Oil Operator | May 2014 |
| 40 | Arapaho Oil & Gas Inc | Roswell, NM 88202 | Oil & Gas Operator | Nov 1994 |
| 41 | Arch Petroleum Inc. | Houston, TX 77252 | Oil & Gas Operator | Mar 2008 |
| 42 | Arco Oil & Gas Company | Plano, TX 75086 | Oil & Gas Operator | Mar 2006 |
| 43 | Arco Permian | Houston, TX 77079 | Oil & Gas Operator | Dec 2001 |
| 44 | Arena Resources Inc | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2015 |
| 45 | Arkland Producing Co Inc | Midland, TX 79701 | Oil & Gas Operator | Nov 2023 |
| 46 | Armstrong Energy Corporation | Roswell, NM 88202 | Oil & Gas Operator | Sep 2025 |
| 47 | Aroc (Texas) Inc. | Houston, TX 77090 | Oil & Gas Operator | Dec 2014 |
| 48 | Arp Production Company, LLC | Fort Worth, TX 76102 | Gas Operator | Sep 2025 |
| 49 | Arrow Exploration Company | Plano, TX 75075 | Oil & Gas Operator | Dec 2004 |
| 50 | Arrowhead Operating Inc. | Argyle, TX 76226 | Oil & Gas Operator | Dec 2025 |
| 51 | Ascent Energy, LLC. | Parker, CO 80134 | Oil & Gas Operator | Jul 2023 |
| 52 | Asher Enterprises LTD. Co. | Denton, TX 76210 | Oil & Gas Operator | Nov 2023 |
| 53 | Asher Oil Co | Artesia, NM 88210 | Oil & Gas Operator | Aug 1995 |
| 54 | Asher Resources | Boerne, TX 78006 | Oil & Gas Operator | May 2015 |
| 55 | Aspen Oil Inc | Hobbs, NM 88241 | Oil & Gas Operator | Mar 2019 |
| 56 | Aspen Operating Company LLC | Fort Worth, TX 76116 | Oil & Gas Operator | Dec 2025 |
| 57 | Aspen Pumping Service | Artesia, NM 88211 | Oil & Gas Operator | Jan 2009 |
| 58 | Atasca Resources, Inc. | Houston, TX 77219 | Oil & Gas Operator | Dec 2025 |
| 59 | Atlantic Operating, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2015 |
| 60 | Atlas Operating LLC | Houston, TX 77056 | Oil & Gas Operator | Dec 2025 |
| 61 | Autry C. Stephens | Midland, TX 79701 | Oil & Gas Operator | Dec 2001 |
| 62 | Avant Operating II, LLC | Denver, CO 80202 | Oil & Gas Operator | Oct 2025 |
| 63 | Avant Operating, LLC | Midland, TX 79706 | Oil & Gas Operator | Sep 2025 |
| 64 | Avon Energy Corp | Oklahoma City, OK 73102 | Oil & Gas Operator | Oct 1996 |
| 65 | Avra Oil Co | Dallas, TX 75248 | Oil & Gas Operator | Dec 2025 |
| 66 | Axis Energy Corporation | Roswell, NM 88202 | Oil & Gas Operator | Dec 2025 |
| 67 | Azariah Operating, LLC | Midland, TX 79707 | Oil & Gas Operator | Sep 2025 |