| 101 | H & L Operators | | Oil & Gas Operator | Dec 2002 |
| 102 | H & R Oil Company | | Oil & Gas Operator | Dec 2000 |
| 103 | Hathaway Company | | Oil & Gas Operator | Aug 2024 |
| 104 | Henry And Jane Fong | | Oil Operator | Dec 1989 |
| 105 | Herley Petroleum | | Oil & Gas Operator | Dec 1997 |
| 106 | Herley-Kelley LLC | | Oil & Gas Operator | Sep 2024 |
| 107 | Herlindah Gallegos | | Oil Operator | Dec 2007 |
| 108 | Hillside Oil Partners | | Oil & Gas Operator | Dec 1999 |
| 109 | Hiwa Petroleum Corp. | | Oil & Gas Operator | Oct 2024 |
| 110 | Horizon Operating Co. | | Oil & Gas Operator | Dec 1995 |
| 111 | Hunt Enterprises | | Oil & Gas Operator | Aug 2024 |
| 112 | Imperial Occidental | | Oil & Gas Operator | Aug 2024 |
| 113 | Independent Exploration Company | | Oil & Gas Operator | Dec 2000 |
| 114 | J & M Operators | | Oil & Gas Operator | Dec 1997 |
| 115 | Jacat Oil Co. | | Oil Operator | Dec 1990 |
| 116 | James C. Thomas III | | Oil & Gas Operator | Dec 1989 |
| 117 | Jean Martinez | | Oil Operator | Aug 2024 |
| 118 | John Guzman Crane Service Inc. | | Oil & Gas Operator | Sep 2024 |
| 119 | John O. Richardson Operator | | Oil & Gas Operator | Sep 2024 |
| 120 | Kaye R. McCown | | Oil Operator | Jun 2012 |
| 121 | Kelt Oil & Gas, Inc. | Torrance, CA 90503 | Oil & Gas Operator | Dec 2003 |
| 122 | Kenneth Sperry | | Oil & Gas Operator | Dec 1992 |
| 123 | Kernview Oil Co. | | Oil & Gas Operator | Dec 2003 |
| 124 | L. W. Babcock | | Oil Operator | Dec 1986 |
| 125 | La Land Co. | | Oil Operator | Dec 1989 |
| 126 | LBTH Inc. | | Oil & Gas Operator | Aug 2024 |
| 127 | Leonard 1&2 LLC | | Oil Operator | Sep 2024 |
| 128 | Lesco Corp. | | Oil Operator | Dec 2000 |
| 129 | Linn Western Operating Inc. | | Oil & Gas Operator | Jan 2018 |
| 130 | Lion Oil & Gas Company LLC | | Oil & Gas Operator | Dec 1993 |
| 131 | Little Jewel LLC | | Oil & Gas Operator | Aug 2024 |
| 132 | Lonestar Foundation Inc. | | Oil Operator | Dec 2008 |
| 133 | Los Angeles Unified School District | | Oil Operator | Dec 2014 |
| 134 | Lyon Canyon Oil Corp. | | Oil & Gas Operator | Dec 1986 |
| 135 | M & B Oil Company | Holliday, TX 76366 | Oil & Gas Operator | Aug 2024 |
| 136 | M & J Operator | | Oil & Gas Operator | Sep 2024 |
| 137 | Magness Petroleum Company | | Oil & Gas Operator | Dec 1994 |
| 138 | Manley Energy Resources LLC | | Oil Operator | Jan 2018 |
| 139 | Marina Pacifica Oil Company | | Oil & Gas Operator | Dec 1981 |
| 140 | Marmac Resources Co. | Los Angeles, CA 90027 | Oil & Gas Operator | Mar 2015 |
| 141 | Mary E. Wertalla | | Oil Operator | Dec 1984 |
| 142 | Matrix Oil Corporation | | Oil & Gas Operator | Sep 2024 |
| 143 | McBo Oil Co. | | Oil & Gas Operator | Dec 1996 |
| 144 | McFarland Energy, Inc. | New Orleans, LA 70160 | Oil & Gas Operator | Dec 2009 |
| 145 | Medallion Calif Properties Co. | | Oil & Gas Operator | Dec 2003 |
| 146 | Mills Oil Co. | | Oil Operator | Dec 1986 |
| 147 | Mitchell Energy Corp | Houston, TX 77002 | Oil & Gas Operator | Aug 2013 |
| 148 | Mitchell-Grossu Oil Co. | | Oil & Gas Operator | Sep 2023 |
| 149 | Mitchwil Investments LLC | | Oil & Gas Operator | Dec 2019 |
| 150 | Mobil Oil Corporation | Houston, TX 77210 | Oil & Gas Operator | Jun 2016 |
| 151 | Monterey Resources Inc. | | Oil & Gas Operator | Dec 1997 |
| 152 | Morton And Dolley | | Oil Operator | Dec 1991 |
| 153 | Nahama & Weagant Energy Company | | Oil & Gas Operator | Dec 1997 |
| 154 | Nasco Petroleum L.L.C. | | Oil & Gas Operator | Aug 2024 |
| 155 | Nuwi-Bayshore LLC | | Oil & Gas Operator | Dec 1999 |
| 156 | O'Donnell Oil LLC | | Oil & Gas Operator | Sep 2024 |
| 157 | Occidental Petroleum Corporation | | Oil & Gas Operator | Dec 2021 |
| 158 | Oil Operators Inc. | | Oil & Gas Operator | Aug 2024 |
| 159 | Ojai Oil Company | Camarillo, CA 93012 | Oil & Gas Operator | Sep 2024 |
| 160 | Old Field Associates | | Oil & Gas Operator | Sep 2024 |
| 161 | Oryx Energy Company | Dallas, TX 75221 | Oil & Gas Operator | May 2002 |
| 162 | Oxy Long Beach, Inc. | | Oil & Gas Operator | Dec 2014 |
| 163 | Oxy USA Inc | Houston, TX 77046 | Oil & Gas Operator | Nov 2024 |
| 164 | P & M Oil Company | Hays, KS 67601 | Oil & Gas Operator | Aug 2024 |
| 165 | Pacific Alliance Medical Center | | Oil Operator | Dec 2007 |
| 166 | Pacific Coast Energy Company LP | | Oil & Gas Operator | Sep 2024 |
| 167 | Pacific Energy Resources LTD | | Oil & Gas Operator | Sep 2009 |
| 168 | Pacific Palms Petroleum LLC | | Oil & Gas Operator | Sep 2024 |
| 169 | Pan Western Petroleum Co. | | Oil & Gas Operator | Dec 1993 |
| 170 | Pancanadian Petroleum Company | | Oil & Gas Operator | Oct 1989 |
| 171 | Penn Inc. | | Oil & Gas Operator | Dec 2004 |
| 172 | Petro Resources, Inc. | Fulton, TX 78358 | Oil & Gas Operator | Nov 2024 |
| 173 | Petro-Lewis Corp. | | Oil & Gas Operator | Feb 1994 |
| 174 | Petrominerals Corp. | | Oil & Gas Operator | Dec 2003 |
| 175 | Philip H. McAlmond | | Oil Operator | Dec 2002 |
| 176 | Phillip & Phyllis Pace-Trustee | | Oil & Gas Operator | Dec 2007 |
| 177 | Porter Sesnon Et Al | | Oil & Gas Operator | Dec 1978 |
| 178 | Power Run Oil LLC | | Oil & Gas Operator | Aug 2024 |
| 179 | PS126 Investments LLC | | Oil & Gas Operator | Sep 2024 |
| 180 | Pyramid Oil Co. | Litchfield PK, AZ 85340 | Oil & Gas Operator | Jan 2018 |
| 181 | Quintana Petroleum Corporation | Denver, CO 80265 | Oil & Gas Operator | Mar 1998 |
| 182 | R & R Entertainment Inc. | | Oil & Gas Operator | Dec 2011 |
| 183 | Remora Operating Ca LLC | | Oil & Gas Operator | Dec 2020 |
| 184 | Richard Young & Associates | | Oil & Gas Operator | Dec 2004 |
| 185 | Robert W. Lee Investments | | Oil & Gas Operator | Dec 1998 |
| 186 | Rohrig Petroleum Co. | | Oil & Gas Operator | Dec 1998 |
| 187 | Rosemain 031 LLC | | Oil & Gas Operator | Aug 2024 |
| 188 | S & C Oil Co. Inc. | | Oil & Gas Operator | Sep 2024 |
| 189 | Sage-California | | Oil Operator | Dec 1988 |
| 190 | Sampson Operators | | Oil & Gas Operator | Sep 2024 |
| 191 | Santa Fe Energy Operating Partners L.P. | Houston, TX 77057 | Oil & Gas Operator | Dec 1994 |
| 192 | Say Energy Inc. | | Oil & Gas Operator | Dec 2004 |
| 193 | Security Pacific National Bank | | Oil Operator | Dec 1990 |
| 194 | Seneca Western Minerals Corp. | | Oil & Gas Operator | Dec 2009 |
| 195 | Sentinel Peak Resources California LLC | | Oil & Gas Operator | Nov 2024 |
| 196 | Shadow Wolf Energy LLC | | Oil Operator | Sep 2024 |
| 197 | Shell Western E&P Inc. | Houston, TX 77001 | Oil & Gas Operator | May 2011 |
| 198 | Shirley M. Lechler | | Oil & Gas Operator | Dec 2001 |
| 199 | Signal Hill Petroleum Inc. | | Oil & Gas Operator | Sep 2024 |
| 200 | Southern California Gas Company | | Oil & Gas Operator | Aug 2024 |