101 | Newfield Exploration Company | The Woodlands, TX 77380 | Oil & Gas Operator | Jun 2017 |
102 | Nordstrand Engineering Inc | Houston, TX 77019 | Oil & Gas Operator | May 2024 |
103 | North American Royalties, Inc. | Chattanooga, TN 37408 | Oil & Gas Operator | Oct 2001 |
104 | Now Development Co., Inc. | Tyler, TX 75702 | Oil & Gas Operator | Dec 2017 |
105 | Oakridge Energy, Inc. | Wichita Falls, TX 76302 | Oil & Gas Operator | May 2024 |
106 | Occidental Permian LTD. | Houston, TX 77046 | Oil & Gas Operator | May 2024 |
107 | Ocean Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | Aug 2003 |
108 | Olsen Energy Inc. | Boerne, TX 78006 | Oil & Gas Operator | May 2024 |
109 | Paluxy Sands Corporation | Sonora, TX 76950 | Oil & Gas Operator | Jun 2012 |
110 | Par Minerals Corporation | Shreveport, LA 71101 | Oil & Gas Operator | May 2024 |
111 | Paragon Corporation | Abilene, TX 79604 | Oil & Gas Operator | May 2024 |
112 | Patrick Exploration Company | Tulsa, OK 74136 | Oil & Gas Operator | Apr 2011 |
113 | Penn VIrginia Oil & Gas, L.P. | Houston, TX 77084 | Oil & Gas Operator | Nov 2022 |
114 | Penwell Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | May 2024 |
115 | Perlman,I.H.Oil & Gas Properties | Houston, TX 77056 | Oil & Gas Operator | Mar 2008 |
116 | Petex | Breckenridge, TX 76424 | Oil & Gas Operator | May 2024 |
117 | PNP Operating Company LLC | San Antonio, TX 78209 | Oil Operator | May 2024 |
118 | Pogo Producing Company | Houston, TX 77002 | Oil & Gas Operator | Jan 2008 |
119 | Pruitt Engineering & Petro. Co. | Kerrville, TX 78028 | Oil & Gas Operator | Jul 2007 |
120 | PXP Texas Inc. | Houston, TX 77002 | Oil & Gas Operator | Feb 2007 |
121 | Qualia, C. F. Operating,Inc. | Midland, TX 79702 | Oil & Gas Operator | Aug 2013 |
122 | Quintana Minerals Corporation | Houston, TX 77002 | Oil & Gas Operator | Jan 2003 |
123 | Range Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Sep 2021 |
124 | Range Production Company, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Jan 2024 |
125 | Regal Petroleum Services | Euless, TX 76039 | Oil & Gas Operator | Aug 2002 |
126 | Rendova Oil Company, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 2002 |
127 | Rio Bravo Expl. & Prod. Co. | Houston, TX 77055 | Oil & Gas Operator | Apr 2020 |
128 | Rio-Tex, Inc. | San Antonio, TX 78217 | Oil & Gas Operator | May 2024 |
129 | Robert C. Brower, LLC | Southlake, TX 76092 | Oil & Gas Operator | May 2024 |
130 | Rocksprings Energy Company LLC | Houston, TX 77057 | Oil & Gas Operator | Dec 1997 |
131 | Rover Petroleum Operating, LLC | Plano, TX 75075 | Oil & Gas Operator | May 2024 |
132 | Saga Petroleum LLC Of Colorado | Norman, OK 73072 | Oil & Gas Operator | May 2024 |
133 | Sage Energy Company | San Antonio, TX 78215 | Oil & Gas Operator | May 2024 |
134 | Saguaro Petroleum, LLC | Austin, TX 78746 | Oil & Gas Operator | May 2024 |
135 | SDX Resources, Inc. | Midland, TX 79705 | Oil & Gas Operator | May 2024 |
136 | Seagull Energy E & P Inc | Houston, TX 77002 | Oil & Gas Operator | Jan 2015 |
137 | Seagull Midcon Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
138 | Sed Energy Inc. | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
139 | Sha-Jam Operating Corp. | Midland, TX 79701 | Oil & Gas Operator | May 2024 |
140 | Shell Western E&P Inc. | Houston, TX 77001 | Oil & Gas Operator | May 2011 |
141 | Sheridan Production Company, LLC | Houston, TX 77056 | Oil & Gas Operator | Jan 2024 |
142 | Smith Pipe Of Abilene | Abilene, TX 79608 | Oil & Gas Operator | May 2024 |
143 | Statex Petroleum Inc | Dallas, TX 75229 | Oil & Gas Operator | Dec 2000 |
144 | Stone, J. G. Oil Co. | Victoria, TX 77904 | Oil & Gas Operator | Sep 2018 |
145 | Stonegate Production Company,LLC | Houston, TX 77024 | Oil & Gas Operator | May 2024 |
146 | Swartz Oil Company | San Angelo, TX 76906 | Oil & Gas Operator | May 2024 |
147 | Tejas Trucking, Inc. | Andrews, TX 79714 | Oil & Gas Operator | May 2024 |
148 | Tesoro E&P Company, L.P. | San Antonio, TX 78216 | Oil & Gas Operator | Jan 2000 |
149 | Texaco E & P Inc | Houston, TX 77099 | Oil & Gas Operator | May 2024 |
150 | Texakoma E & P, LLC | Plano, TX 75024 | Oil & Gas Operator | May 2024 |
151 | Texakoma Oil & Gas Corp | Dallas, TX 75240 | Oil & Gas Operator | Sep 2014 |
152 | Texas Secondary Oil Corporation | Devine, TX 78016 | Oil & Gas Operator | May 2024 |
153 | Thompson, J. Cleo | Dallas, TX 75201 | Oil & Gas Operator | May 2024 |
154 | Three Rivers Operating Co LLC | Austin, TX 78735 | Oil & Gas Operator | Mar 2017 |
155 | Toc Energy Resources, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | May 2024 |
156 | Trilogy Operating, Inc. | Midland, TX 79708 | Oil & Gas Operator | May 2024 |
157 | Triple "S" Resources Inc | Sapulpa, OK 74066 | Oil & Gas Operator | Jun 1995 |
158 | TXP, Incorporated | San Angelo, TX 76906 | Oil & Gas Operator | May 2024 |
159 | Uhc Petroleum Corporation | Rocksprings, TX 78880 | Oil & Gas Operator | May 2024 |
160 | Ultra Resources Inc | Houston, TX 77060 | Oil & Gas Operator | Feb 2024 |
161 | Upp Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | May 2024 |
162 | Vicars Oil & Gas Corporation | Bowie, TX 76230 | Gas Operator | Jul 2010 |
163 | Vintage Petroleum, LLC | Houston, TX 77210 | Oil & Gas Operator | Jan 2024 |
164 | Vision Oil And Gas LLC | Laredo, TX 78041 | Oil & Gas Operator | May 2024 |
165 | Whiting Petroleum Corporation | Denver, CO 80290 | Oil & Gas Operator | Feb 2024 |
166 | Winchester Energy Operating Co. | Austin, TX 78746 | Oil & Gas Operator | May 2024 |
167 | Wright Brothers Energy, Inc. | Boerne, TX 78006 | Oil & Gas Operator | May 2024 |
168 | Xeric Oil & Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Apr 2014 |
169 | Xog Operating LLC | Midland, TX 79702 | Oil & Gas Operator | May 2024 |