| 1 | Aba Energy Corporation | | Oil & Gas Operator | Dec 2025 |
| 2 | Aera Energy LLC | | Oil & Gas Operator | Dec 2025 |
| 3 | Ample Resources Inc. | | Oil & Gas Operator | Dec 2025 |
| 4 | Anterra Energy Services Inc. | | Oil & Gas Operator | Dec 2025 |
| 5 | Arco Oil & Gas Company | Plano, TX 75086 | Oil & Gas Operator | Mar 2006 |
| 6 | Argo Petroleum Corporation | | Oil & Gas Operator | Dec 1989 |
| 7 | Astarta Springs Sustainable Farms LLC | | Oil & Gas Operator | Dec 2025 |
| 8 | Bentley Family Limited Partnership | | Oil & Gas Operator | Feb 2023 |
| 9 | Berry Petroleum Company LLC | Bakersfield, CA 93311 | Oil & Gas Operator | Feb 2026 |
| 10 | California Resources Production Corporation | | Oil & Gas Operator | Dec 2025 |
| 11 | Calnrg Operating LLC | | Oil & Gas Operator | Dec 2025 |
| 12 | Carbon California Operating Company LLC | | Oil & Gas Operator | Dec 2025 |
| 13 | Cbase Corporation | | Oil & Gas Operator | Dec 2025 |
| 14 | Central Lease Inc. | | Oil & Gas Operator | Dec 1998 |
| 15 | Century Production Inc | | Oil & Gas Operator | Dec 1986 |
| 16 | Chemassist L.L.C. | | Oil & Gas Operator | Dec 2025 |
| 17 | Chevron USA Inc | Midland, TX 79706 | Oil & Gas Operator | Apr 2026 |
| 18 | Clarence R. Barnett Inc. | | Oil & Gas Operator | Jul 2025 |
| 19 | Concordia Resources Inc. | | Oil & Gas Operator | Dec 2025 |
| 20 | Condor Oil Company Inc. | | Oil & Gas Operator | Dec 2000 |
| 21 | Conoco Inc | Houston, TX 77252 | Oil & Gas Operator | Mar 2015 |
| 22 | Crazy J Oil LLC | | Oil & Gas Operator | Dec 2025 |
| 23 | Crimson Resource Management Corp. | | Oil & Gas Operator | Dec 2025 |
| 24 | D. J. Hatfield | | Oil & Gas Operator | Dec 1994 |
| 25 | Dcor, L.L.C. | | Oil & Gas Operator | Jan 2026 |
| 26 | Deuel Pet. Co. Inc. | | Oil & Gas Operator | Dec 2005 |
| 27 | Deuel Petroleum Calif. Inc. | | Oil & Gas Operator | Dec 2001 |
| 28 | Deuel Petroleum Company Inc. | | Oil & Gas Operator | Dec 1999 |
| 29 | Fortune Petroleum Corporation | | Oil & Gas Operator | Dec 1994 |
| 30 | Freeport-McMoran Oil & Gas LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 31 | Geo Petroleum, Inc. | Borger, TX 79007 | Oil & Gas Operator | Apr 2026 |
| 32 | H.L. Hall & Sons LLC | | Oil & Gas Operator | Dec 2011 |
| 33 | HDT Inc. | | Oil & Gas Operator | Dec 2025 |
| 34 | Inland Petroleum Company | | Oil & Gas Operator | Dec 1997 |
| 35 | Innex California Inc. | | Oil & Gas Operator | Dec 2025 |
| 36 | Inter-American Petroleum | | Oil & Gas Operator | Dec 2006 |
| 37 | Intercontinental Tech Group Inc. | | Oil & Gas Operator | Dec 2004 |
| 38 | Joro Inc. | | Oil & Gas Operator | Dec 2025 |
| 39 | Kenneth H. Hunter Jr. | | Oil & Gas Operator | Dec 1991 |
| 40 | LBTH Inc. | | Oil & Gas Operator | Dec 2025 |
| 41 | Lobodo Inc. | | Oil & Gas Operator | Apr 2003 |
| 42 | McFarland Energy, Inc. | New Orleans, LA 70160 | Oil & Gas Operator | Dec 2009 |
| 43 | Mobil Oil Corporation | Houston, TX 77210 | Oil & Gas Operator | Dec 2007 |
| 44 | Mobil Oil Exploration & Production North America Inc. | | Oil & Gas Operator | Dec 1996 |
| 45 | Murray-Teague Assoc. | | Oil Operator | Dec 2005 |
| 46 | Ojai Oil Company | Camarillo, CA 93012 | Oil & Gas Operator | Dec 2025 |
| 47 | Oryx Energy Company | Dallas, TX 75221 | Oil & Gas Operator | May 2002 |
| 48 | Pacific Coast Energy Company LP | | Oil & Gas Operator | Dec 2025 |
| 49 | Patriot Resources LLC | | Oil & Gas Operator | Dec 2025 |
| 50 | Peak Operator LLC | | Oil & Gas Operator | Dec 2025 |
| 51 | Petrominerals Corp. | | Oil & Gas Operator | Dec 2003 |
| 52 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
| 53 | Pre Resources LLC | | Oil & Gas Operator | Dec 2025 |
| 54 | R. Scott Price | | Oil & Gas Operator | Dec 1994 |
| 55 | Renaissance Petroleum LLC | | Oil & Gas Operator | Dec 2025 |
| 56 | Res-Tech Inc. | | Oil & Gas Operator | Dec 2025 |
| 57 | Rincon Island Limited Partnership | | Oil & Gas Operator | Nov 2022 |
| 58 | Rincon Oil Co. | | Oil & Gas Operator | Dec 1990 |
| 59 | Rose Katherine Stone | | Oil & Gas Operator | Dec 2025 |
| 60 | Sage-California | | Oil Operator | Dec 1988 |
| 61 | Santa Fe Minerals, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Sep 2013 |
| 62 | Seneca Resources Co LLC | Cranberry Township, PA 16066 | Oil & Gas Operator | Feb 2026 |
| 63 | Shell Western E&P Inc. | Houston, TX 77001 | Oil & Gas Operator | May 2011 |
| 64 | Silver Exploration Company | | Oil & Gas Operator | Dec 2025 |
| 65 | SM&O LLC | | Oil & Gas Operator | Dec 2025 |
| 66 | Soc Resources Inc. | | Oil & Gas Operator | Dec 2024 |
| 67 | South Fork Ranch | | Oil & Gas Operator | Feb 2013 |
| 68 | State Lands Commission | | Oil & Gas Operator | Dec 2025 |
| 69 | T. E. Adams Petroleum Corp. | | Oil & Gas Operator | Dec 2025 |
| 70 | TB Properties | | Oil & Gas Operator | Dec 2025 |
| 71 | Temescal Resources LLC | | Oil & Gas Operator | Dec 2025 |
| 72 | Tenneco Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Dec 2025 |
| 73 | Texas Pacific Oil Co. | | Oil & Gas Operator | Dec 1980 |
| 74 | Texinia Oil & Gas Inc | Dallas, TX 75214 | Oil & Gas Operator | Feb 2026 |
| 75 | The Termo Company | Long Beach, CA 90801 | Oil & Gas Operator | Feb 2026 |
| 76 | Thompson Oil Co. | Corsicana, TX 75151 | Oil & Gas Operator | Dec 2025 |
| 77 | Tiger Oil Company | Dallas, TX 75221 | Oil & Gas Operator | May 2007 |
| 78 | TPC Operating Inc. | | Oil & Gas Operator | Dec 2025 |
| 79 | Tri-Valley Oil & Gas Co. | | Oil & Gas Operator | Dec 2025 |
| 80 | Triton Oil & Gas Corp. | Houston, TX 77002 | Oil & Gas Operator | Nov 2014 |
| 81 | Union Oil Co Of California | Midland, TX 79706 | Oil & Gas Operator | Jan 2022 |
| 82 | Vaca Energy LLC | | Oil & Gas Operator | Dec 2025 |
| 83 | Vaquero Energy Inc | Bakersfield, CA 93309 | Oil & Gas Operator | May 2023 |
| 84 | Venoco LLC | | Oil & Gas Operator | Dec 2025 |
| 85 | Vintage Production California LLC | | Oil & Gas Operator | Jun 2016 |
| 86 | W. R. Dudley | | Oil & Gas Operator | Dec 2025 |
| 87 | West Coast Operators Inc. | | Oil & Gas Operator | Dec 2025 |
| 88 | West Energy Operating LLC | | Oil & Gas Operator | Dec 2025 |
| 89 | Western Discovery USA Inc. | | Oil & Gas Operator | Jan 2018 |
| 90 | Whiting Petroleum Corporation | Denver, CO 80290 | Oil & Gas Operator | Jan 2025 |
| 91 | Williams Oil Company | Midland, TX 79710 | Oil & Gas Operator | Apr 2026 |
| 92 | Yoelin Family Trust | | Oil & Gas Operator | Dec 2025 |