101 | Enstar Petroleum Company | | Oil & Gas Operator | Aug 1985 |
102 | Enterprise Resources Inc. | | Oil & Gas Operator | Jun 1979 |
103 | Equinox Oil Company | Plainville, KS 67663 | Oil & Gas Operator | Dec 2023 |
104 | Equitable Petroleum Corp. | | Oil & Gas Operator | Jan 1999 |
105 | Est Of WM G Helis (A Partnership) | | Oil & Gas Operator | Dec 2009 |
106 | Exchange Oil & Gas Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Oct 1987 |
107 | Exxon Corporation | Houston, TX 77210 | Oil & Gas Operator | Dec 2023 |
108 | Exxon Mobil Corporation | Spring, TX 77389 | Oil & Gas Operator | Apr 2024 |
109 | Fieldwood Energy Offshore LLC | Houston, TX 77042 | Oil & Gas Operator | Apr 2024 |
110 | Five States Energy Company | Dallas, TX 75206 | Oil & Gas Operator | Mar 2008 |
111 | Five States Operating Company | Dallas, TX 75206 | Oil & Gas Operator | Feb 2008 |
112 | Flash Gas & Oil Southwest, Inc. | Mandeville, LA 70470 | Oil & Gas Operator | Oct 2019 |
113 | Florida Exploration Co | Aurora, CO 80014 | Oil & Gas Operator | Sep 1989 |
114 | FMP Operating Co., LTD. PTN. | | Oil & Gas Operator | Mar 1990 |
115 | Fontenot Pet Land Services, Inc. | | Oil & Gas Operator | Aug 2002 |
116 | Forest Oil Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
117 | Formentera Operations LLC | Austin, TX 78701 | Oil & Gas Operator | Apr 2024 |
118 | Frank Spooner | | Oil & Gas Operator | Mar 1984 |
119 | Fredonia Resources Inc. | Longview, TX 75606 | Oil & Gas Operator | Aug 2003 |
120 | French Production Incorporated | Houston, TX 77086 | Oil & Gas Operator | Dec 1997 |
121 | Gap Energy, Inc. | | Oil & Gas Operator | Oct 1995 |
122 | Getty Oil Company | Hays, KS 67601 | Oil & Gas Operator | Mar 2015 |
123 | Ginger Oil Company | | Oil & Gas Operator | Jul 2022 |
124 | Goldking Prod. Co. | Houston, TX 77002 | Oil & Gas Operator | Apr 1998 |
125 | Goodrich Drillers, LLC | | Oil & Gas Operator | Nov 2014 |
126 | Goodrich Oil Company | Shreveport, LA 71101 | Oil & Gas Operator | Nov 2001 |
127 | Graham Royalty LTD | Covington, LA 70434 | Oil & Gas Operator | Jul 2007 |
128 | Grand Operating, Inc. | Addison, TX 75001 | Oil & Gas Operator | Dec 2020 |
129 | Great Southern Oil &Gas Co Inc | | Oil & Gas Operator | Dec 2004 |
130 | Gulf Oil Corp. | Denver, CO 80201-0599 | Oil & Gas Operator | Dec 2014 |
131 | Gulf Production Company, Inc. | | Oil & Gas Operator | Nov 2023 |
132 | Gulf South Pipeline Company, LP | Houston, TX 77001 | Oil & Gas Operator | Dec 2020 |
133 | Gulfport Energy Corporation | Oklahoma City, OK 73134-5003 | Oil & Gas Operator | Feb 2024 |
134 | H.L.Hawkins &H.L.Hawkins, Jr. | | Oil & Gas Operator | Feb 1989 |
135 | Hallwood Petroleum, Inc. | Midland, TX 79701 | Oil & Gas Operator | Dec 2023 |
136 | Hamilton Brothers Oil Co. | Houston, TX 77057 | Oil & Gas Operator | Mar 2015 |
137 | Hamman Oil & Refining Company | Houston, TX 77098 | Oil & Gas Operator | Apr 2024 |
138 | Hanvey Production Co., Inc. | Roanoke, TX 76262 | Oil & Gas Operator | Nov 2012 |
139 | Hawkeye Drilling Co. | Waskom, TX 75692 | Oil & Gas Operator | Feb 2023 |
140 | Hawthorne Oil And Gas Corp. | Houston, TX 77227 | Oil & Gas Operator | Sep 1993 |
141 | Helis Oil & Gas Company, L.L.C. | New Orleans, LA 70130 | Oil & Gas Operator | Oct 2023 |
142 | Henderson Petroleum Corp | San Angelo, TX 76906 | Oil & Gas Operator | Jul 2013 |
143 | Hilcorp Energy Company | Houston, TX 77208 | Oil & Gas Operator | Apr 2024 |
144 | Hrubetz Oil Co. | Dallas, TX 75225 | Oil Operator | Sep 1986 |
145 | Huffco Petroleum Corporation | | Oil & Gas Operator | Jul 1988 |
146 | Hunt Oil Company | Dallas, TX 75201 | Oil & Gas Operator | Apr 2024 |
147 | Hunt Petroleum (Aec), Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
148 | Hy-Mark Oil & Gas, Inc. | | Oil Operator | Mar 1991 |
149 | Imperial-American Energy,Inc. | | Oil & Gas Operator | Jul 1978 |
150 | Indian Exploration, Inc. | Lafayette, LA 70505 | Oil & Gas Operator | Apr 2024 |
151 | Inexco Oil Company | Houston, TX 77210 | Oil & Gas Operator | Mar 2013 |
152 | J. E. Farrell | | Gas Operator | Nov 1990 |
153 | James A. Whitson, Jr. | | Oil & Gas Operator | Apr 2016 |
154 | Kelly Bayou Production | | Oil & Gas Operator | Jan 2024 |
155 | Kewanee Oil Company | Houston, TX 77001 | Oil & Gas Operator | Aug 1978 |
156 | Key Operating Co., Inc. | Duncan, OK 73534-1284 | Oil & Gas Operator | Jan 2024 |
157 | Kilroy Co. Of Texas, Inc. | | Oil & Gas Operator | Jun 1991 |
158 | Kindee Oil & Gas Louisiana, LLC | | Oil & Gas Operator | Aug 2012 |
159 | King Ranch Oil & Gas, Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 1997 |
160 | Koch Exploration Company | Houston, TX 77046 | Oil & Gas Operator | Dec 2023 |
161 | Koch Gateway Pipeline Company | | Oil & Gas Operator | Feb 2001 |
162 | La Intrastate Gas Co LLC | | Oil Operator | Apr 2004 |
163 | La. Land & Expl. Co. | | Oil & Gas Operator | Dec 2010 |
164 | La. Mining & Minerals, Inc. | | Oil & Gas Operator | Jul 2000 |
165 | Labelle Petroleum, Inc. | | Oil & Gas Operator | Oct 1990 |
166 | Lamson/Crocker Petroleum Corp. | | Oil & Gas Operator | May 1988 |
167 | Lamson/Onshore Petroleum Corp. | | Oil & Gas Operator | Sep 1985 |
168 | Las Services, Inc. | | Oil & Gas Operator | Oct 1997 |
169 | Lea Exploration, Inc. | | Oil & Gas Operator | Nov 1989 |
170 | Lear Petroleum Exploration Inc | Dallas, TX 75206 | Oil & Gas Operator | Aug 1999 |
171 | Legacy Resources Co., L.P. | Indianapolis, IN 46214 | Oil & Gas Operator | Apr 2019 |
172 | Liberty Resources, Inc. | | Oil & Gas Operator | Dec 2023 |
173 | Linder Oil Company,A Partnership | Shreveport, LA 71136 | Oil & Gas Operator | Apr 2024 |
174 | Llog Expl. Co. | Metairie, LA 70005 | Oil & Gas Operator | Jan 2003 |
175 | Llog Exploration Company, L.L.C. | | Oil & Gas Operator | Jan 2024 |
176 | Louisiana Crude Oil&Gas Co Inc | | Oil & Gas Operator | Mar 1984 |
177 | Louisiana Intrastate Gas Corp. | | Oil Operator | Feb 1994 |
178 | Lyons Petroleum, Inc. | | Oil & Gas Operator | Oct 1988 |
179 | M & R Exploration Company | Houston, TX 77074 | Oil & Gas Operator | Aug 2003 |
180 | Manti Operating Company | Covington, LA 70435 | Oil & Gas Operator | Apr 2024 |
181 | Maritech Resources, LLC | | Oil & Gas Operator | May 2011 |
182 | Mark V Petroleum Company | | Oil & Gas Operator | Apr 2020 |
183 | Marsh Engineering, Inc. | | Oil & Gas Operator | Dec 1990 |
184 | Matrix Oil & Gas, Inc. | | Oil & Gas Operator | Jul 2001 |
185 | May Petroleum, Inc. | Dallas, TX 75231 | Oil & Gas Operator | Nov 1998 |
186 | McCord Exploration Co. | | Oil & Gas Operator | Dec 1990 |
187 | McMoran Exploration Company | | Oil & Gas Operator | May 1985 |
188 | McMoran Oil & Gas LLC | New Orleans, LA 70160 | Oil & Gas Operator | Oct 2021 |
189 | McMoran Production Co. | | Oil & Gas Operator | May 1985 |
190 | Memorial Exploration Company | Saint Louis, MO 63105 | Oil & Gas Operator | Aug 1996 |
191 | MGF Oil Corporation | Tulsa, OK 74121 | Oil & Gas Operator | Jun 1998 |
192 | Michel T. Halbouty | | Oil & Gas Operator | Dec 1996 |
193 | Mission Energy Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
194 | Mission Exploration, Inc. | Tolar, TX 76476 | Oil & Gas Operator | Dec 1987 |
195 | Mitchell Energy Corp | Houston, TX 77002 | Oil & Gas Operator | Aug 2013 |
196 | Mobil E&P North America Inc. | | Oil & Gas Operator | Jan 1994 |
197 | National Offshore LP | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2008 |
198 | Natural Resource MGMT. Corp. | | Oil & Gas Operator | Jun 1989 |
199 | Neg Operating LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Apr 2017 |
200 | Nerco Oil & Gas, Inc. | | Oil & Gas Operator | Dec 1996 |