| 4101 | Bruce A. Holmes | | Oil & Gas Operator | Dec 2022 |
| 4102 | Bruce Alan Enterprises Inc | | Oil Operator | Nov 2025 |
| 4103 | Bruce Anderson | | Oil Operator | Dec 1998 |
| 4104 | Bruce H. Weaver & Sons | | Oil Operator | Jan 2025 |
| 4105 | Bruce H. Weaver Prod. | | Oil Operator | Nov 1987 |
| 4106 | Bruce Lonny | | Oil Operator | Sep 1992 |
| 4107 | Bruce N. Lynn | | Oil & Gas Operator | Sep 1994 |
| 4108 | Bruce Oil Compan | | Oil & Gas Operator | Dec 1996 |
| 4109 | Bruce Oil Company, LLC | McPherson, KS 67460 | Oil Operator | Sep 2025 |
| 4110 | Bruce Oil Operat | | Oil Operator | Dec 1987 |
| 4111 | Bruce Operating Account | Graham, TX 76450 | Oil & Gas Operator | Aug 2003 |
| 4112 | Bruce Weldon | Lawton, OK 73501-5707 | Oil & Gas Operator | Mar 2000 |
| 4113 | Bruin E&P Operating, LLC | | Oil & Gas Operator | Oct 2021 |
| 4114 | Bruington Operating, L.L.C. | San Antonio, TX 78217 | Oil & Gas Operator | Apr 2015 |
| 4115 | Brull, Allen | Victoria, KS 67671 | Oil Operator | Sep 2025 |
| 4116 | Brumar, Inc. | | Oil Operator | Dec 1995 |
| 4117 | Brumbelow, Ronny L. | Wichita Falls, TX 76306 | Oil & Gas Operator | Oct 2004 |
| 4118 | Brumley Prod. | | Oil & Gas Operator | Jun 2006 |
| 4119 | Brundred Petrole | | Oil Operator | Apr 1986 |
| 4120 | Brundred Petroleum Inc | | Oil & Gas Operator | Nov 1992 |
| 4121 | Bruner, Alan | Moline, KS 67353 | Oil Operator | Jun 2003 |
| 4122 | Brungardt Oil And Leasing Inc. | Russell, KS 67665 | Oil Operator | Sep 2025 |
| 4123 | Bruning, Donald F. | Sterling, KS 67579 | Oil Operator | Apr 2001 |
| 4124 | Bruning, Ward A. & Saundra L. | Akron, NY 14001 | Gas Operator | Dec 2024 |
| 4125 | Bruns, H. D. | Scottsville, VA 24590 | Oil & Gas Operator | Feb 2007 |
| 4126 | Brunson Producti | | Oil & Gas Operator | Aug 1993 |
| 4127 | Brunson Production, Inc. | Wichita, KS 67226 | Oil & Gas Operator | Sep 2025 |
| 4128 | Brunsteter Dick Oil & Gas Inc | Alva, OK 73717-0068 | Oil & Gas Operator | Jul 2006 |
| 4129 | Brunton Expl Co, Inc | Littleton, CO 80127 | Oil Operator | Dec 2023 |
| 4130 | Brush Country Energy, L.L.C. | Reno, NV 89503 | Oil & Gas Operator | Nov 1998 |
| 4131 | Brushy Creek Oil Co. | Luling, TX 78648 | Oil & Gas Operator | Feb 2026 |
| 4132 | Bruxoil, Inc. | | Oil & Gas Operator | Sep 2025 |
| 4133 | Bryan Eugene W S | | Oil & Gas Operator | Nov 1995 |
| 4134 | Bryan Exploration Company | Panhandle, TX 79068 | Gas Operator | Aug 1993 |
| 4135 | Bryan, Dorothy J. | Canton, KS 67428 | Oil & Gas Operator | Nov 2000 |
| 4136 | Bryan, Paul L Mineral Trust | Daytona Beach Shores, FL 32118 | Gas Operator | Dec 2021 |
| 4137 | Bryant & Carr, Inc. | Tyler, TX 75702 | Oil & Gas Operator | Dec 1994 |
| 4138 | Bryant & White Oil Co. | Whiteface, TX 79379 | Oil & Gas Operator | Nov 2012 |
| 4139 | Bryant - Chase Energy Corp. | Tyler, TX 75701 | Oil & Gas Operator | Aug 2004 |
| 4140 | Bryant D G And Company | Midlothian, TX 76065-3628 | Oil & Gas Operator | Jul 2025 |
| 4141 | Bryant Expl And Prod Co Inc | Elk City, OK 73648-0827 | Oil & Gas Operator | Apr 2014 |
| 4142 | Bryant Investors, A General Partnership | Lyons, KS 67554 | Oil Operator | Oct 2009 |
| 4143 | Bryant Joe | Helena, OK 73741 | Oil & Gas Operator | Apr 1998 |
| 4144 | Bryant Oil | Levelland, TX 79336 | Oil & Gas Operator | Feb 2026 |
| 4145 | Bryant Oil & Gas Corporation | | Oil & Gas Operator | Mar 1987 |
| 4146 | Brymer Contracting Incorporated | Pleasanton, TX 78064 | Oil & Gas Operator | Feb 2026 |
| 4147 | Brymer, Jack Contr. Serv. | George West, TX 78022 | Oil Operator | Feb 2026 |
| 4148 | BS&W Solutions LLC | | Oil Operator | Jun 2014 |
| 4149 | Bsand Operating Co., LLC | Graham, TX 76450 | Oil Operator | Feb 2026 |
| 4150 | BSB Oil And Gas, LLC | | Oil & Gas Operator | Dec 2021 |
| 4151 | Bse Production Co. | Victoria, TX 77903 | Oil & Gas Operator | Feb 2026 |
| 4152 | Bsfi Western E & P, Inc. | | Oil & Gas Operator | Jun 2005 |
| 4153 | Bsi Operating, LLC | | Oil & Gas Operator | Dec 2019 |
| 4154 | Bso Inc | Cleveland, OK 74020 | Oil & Gas Operator | Oct 2025 |
| 4155 | Bta Oil Producers | Midland, TX 79701 | Oil & Gas Operator | Sep 2009 |
| 4156 | Bta Oil Producers, LLC | Midland, TX 79701 | Oil & Gas Operator | Feb 2026 |
| 4157 | Bta Operating | Edmond, OK 73083 | Oil & Gas Operator | May 2020 |
| 4158 | Bto Venture, Inc. | Wichita Falls, TX 76309 | Oil & Gas Operator | Nov 2012 |
| 4159 | Bubba Lynn Crude | San Marcos, TX 78666 | Oil Operator | Feb 2026 |
| 4160 | Bubenik, Ronnie, Inc. | Mineral Wells, TX 76067 | Oil & Gas Operator | Feb 2026 |
| 4161 | Buccaneer Alaskan Operations, LLC | | Oil & Gas Operator | Dec 2014 |
| 4162 | Buccaneer Operating LLC | Kilgore, TX 75663 | Oil & Gas Operator | Feb 2026 |
| 4163 | Buccaneer Petrol | | Oil Operator | Jan 1988 |
| 4164 | Buccaneer Petroleum Inc | Tonkawa, OK 74653-2513 | Oil & Gas Operator | Jan 2013 |
| 4165 | Buchanan Wayman W | San Antonio, TX 78212 | Oil & Gas Operator | Sep 1990 |
| 4166 | Buchanan, Billy R. | Coahoma, TX 79511 | Oil & Gas Operator | Feb 2026 |
| 4167 | Bucher Exploration L.L.C. | Buckhannon, WV 26201-0000 | Gas Operator | Dec 2021 |
| 4168 | Buck Creek Associates | Bartlesville, OK 74006 | Oil & Gas Operator | May 2013 |
| 4169 | Buck Creek Associates LLC | Bartlesville, OK 74005-2091 | Oil Operator | Sep 2009 |
| 4170 | Buck Creek Freight Inc | Lusk, WY 82225 | Oil Operator | Nov 2025 |
| 4171 | Buck Energy, Inc. | | Oil & Gas Operator | May 1996 |
| 4172 | Buck Enterprises LLC | Oklahoma City, OK 73150-6111 | Oil Operator | Oct 2025 |
| 4173 | Buck Exploration | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 1991 |
| 4174 | Buck Management Co. L.L.C. | Fredericksbrg, TX 78624 | Oil & Gas Operator | Feb 2026 |
| 4175 | Buck Paul J | | Oil & Gas Operator | Feb 1995 |
| 4176 | Buck Production Co LLC | Bristow, OK 74010 | Oil & Gas Operator | Sep 2023 |
| 4177 | Buck Production Co. | Jacksboro, TX 76458 | Oil & Gas Operator | Feb 2026 |
| 4178 | Buck Wheat Resources, L.P. | Eastland, TX 76448 | Oil & Gas Operator | Feb 2026 |
| 4179 | Buck, George | Laredo, TX 78041 | Oil & Gas Operator | Aug 2003 |
| 4180 | Buck, Paul Jordan | Sedan, KS 67361 | Oil & Gas Operator | Sep 2025 |
| 4181 | Buckeye Corporat | | Oil Operator | Dec 1996 |
| 4182 | Buckeye Crude Expl Inc | Columbus, OH 43216-2671 | Oil & Gas Operator | Dec 1987 |
| 4183 | Buckeye Energy Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2018 |
| 4184 | Buckeye Energy Resources | Zanesville, OH 43702-1190 | Oil & Gas Operator | Dec 1995 |
| 4185 | Buckeye Franklin Co | Zoarville, OH 44656 | Oil & Gas Operator | Dec 1996 |
| 4186 | Buckeye Oil Producing Co. | Wooster, OH 44691-129 | Oil & Gas Operator | Dec 2024 |
| 4187 | Buckeye Petroleum Company, Inc | | Oil & Gas Operator | Apr 1983 |
| 4188 | Buckeye West LLC | Wooster, OH 44691 | Oil Operator | Sep 2025 |
| 4189 | Buckhorn Oilfield Service Inc | Kilgore, TX 75663 | Oil Operator | Feb 2026 |
| 4190 | Buckhorn Operating LLC | MT Enterprise, TX 75681 | Oil & Gas Operator | Feb 2026 |
| 4191 | Buckhorn Petroleum | | Oil & Gas Operator | Dec 1983 |
| 4192 | Buckingham Oil Company | Longview, TX 75606 | Oil & Gas Operator | Aug 2004 |
| 4193 | Buckley, Michael T. | Sweetgrass, MT 59484 | Oil & Gas Operator | Jul 2025 |
| 4194 | Bucky LTD | | Oil Operator | Dec 2020 |
| 4195 | Bud Oil, Inc. | Duncan, OK 73534 | Oil & Gas Operator | Feb 2026 |
| 4196 | Bud'S Drilling Company, Inc. | Brookshire, TX 77423 | Oil & Gas Operator | Feb 2026 |
| 4197 | Bud'S Pumping Service Inc. | | Oil Operator | Dec 1997 |
| 4198 | Buddie Sallee | Humboldt, KS 66748 | Oil Operator | Dec 2002 |
| 4199 | Buds Oil Company | Sperry, OK 74073 | Oil & Gas Operator | Dec 2025 |
| 4200 | Buffalo Oil & Gas LLC | Oxford, KS 67119 | Oil & Gas Operator | Sep 2025 |