| 2001 | Bridgeland Resources LLC | | Oil & Gas Operator | Apr 2025 |
| 2002 | Bridgemark Corporation | | Oil & Gas Operator | Apr 2025 |
| 2003 | Bridgeport Productions, Inc | Edmonton, KY 42129 | Oil Operator | Dec 2023 |
| 2004 | Bridger Oil Inc. | Richmond, TX 77406 | Oil & Gas Operator | Jul 2025 |
| 2005 | Bridger Petroleum Corp | | Oil & Gas Operator | Oct 1999 |
| 2006 | Bridgers, Lindley | | Oil Operator | Nov 2012 |
| 2007 | Bridges Drilling | | Oil & Gas Operator | Jan 2025 |
| 2008 | Bridges Oil Co Etal | | Oil Operator | Dec 1996 |
| 2009 | Bridgestone/Firestone Inc | Akron, OH 44317 | Oil & Gas Operator | Dec 2022 |
| 2010 | Bridon Energy LLC | Yukon, OK 73099 | Oil & Gas Operator | Apr 2025 |
| 2011 | Bridwell Oil Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 2025 |
| 2012 | Bridwell Oil Company, A General Partnership | Wichita Falls, TX 76307 | Oil Operator | Mar 2025 |
| 2013 | Bridwell Oil Management, LLC | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 2025 |
| 2014 | Bridwell Oil MGMT Of Al, LLC | | Oil & Gas Operator | Apr 2006 |
| 2015 | Bridwell, Kayla & Gary | Independence, KS 67301 | Oil & Gas Operator | Dec 2009 |
| 2016 | Brier Oil LLC | Flatgap, KY 41219 | Oil Operator | Dec 2023 |
| 2017 | Brigadier Operating, LLC | Plano, TX 75024 | Oil & Gas Operator | Aug 2017 |
| 2018 | Brigco LLC | Lakin, KS 67860 | Gas Operator | Dec 2023 |
| 2019 | Briggs & Croker Oil, LLC | Wichita Falls, TX 76308 | Oil Operator | Jul 2025 |
| 2020 | Briggs Operating Company | | Oil & Gas Operator | Nov 1998 |
| 2021 | Briggs Properties, L.L.C. | | Oil Operator | Mar 2015 |
| 2022 | Brigham Oil & Gas, L.P. | Austin, TX 78730 | Oil & Gas Operator | Oct 2015 |
| 2023 | Brigham Operating, LLC | Austin, TX 78730 | Oil & Gas Operator | Jul 2025 |
| 2024 | Brigham Resources Operating, LLC | Austin, TX 78730 | Oil & Gas Operator | Jun 2017 |
| 2025 | Bright & Company | The Colony, TX 75056 | Oil & Gas Operator | May 2015 |
| 2026 | Bright & Schiff | | Oil & Gas Operator | Dec 1977 |
| 2027 | Bright Hawk Operating Company | Spring, TX 77388 | Oil & Gas Operator | Jul 2025 |
| 2028 | Bright Horizon Resources LLC | Tulsa, OK 74136-4220 | Oil & Gas Operator | Sep 2016 |
| 2029 | Bright Horizon Texas LLC | Tulsa, OK 74136 | Oil & Gas Operator | Jun 2016 |
| 2030 | Bright Oil & Gas Inc R E Osage Only | | Oil & Gas Operator | Nov 2012 |
| 2031 | Bright Oil Company | Cumming, GA 30028 | Oil & Gas Operator | Jul 2025 |
| 2032 | Bright Rock Energy LLC | Denver, CO 80202 | Oil & Gas Operator | Nov 2024 |
| 2033 | Bright Well Oil & Gas Co | Armagh, PA 15920-0229 | Gas Operator | Dec 2023 |
| 2034 | Bright, Wayne E. | Independence, KS 67301 | Oil & Gas Operator | Mar 2025 |
| 2035 | Brightman Family Trust | Graham, TX 76450 | Oil & Gas Operator | Dec 2009 |
| 2036 | Brightman, Tom | Graham, TX 76450 | Oil & Gas Operator | Jul 2025 |
| 2037 | Brighton Energy LLC | Tulsa, OK 74170 | Oil & Gas Operator | Mar 2015 |
| 2038 | Brightriver Energy Co | Katy, TX 77494 | Oil & Gas Operator | Jul 2025 |
| 2039 | Brigman Prod Inc | Hutchinson, KS 67502 | Oil & Gas Operator | Sep 2009 |
| 2040 | Brilex LLC | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2024 |
| 2041 | Briley Operating, LLC | Abilene, TX 79608 | Oil & Gas Operator | Jul 2025 |
| 2042 | Brindle/Thomas | | Oil & Gas Operator | Dec 2023 |
| 2043 | Brinker Enterprises, LLC | Glen Elder, KS 67446 | Oil Operator | Mar 2025 |
| 2044 | Brinker Henry Milton | Delmont, PA 15626-1208 | Oil & Gas Operator | Dec 2020 |
| 2045 | Brinkerhoff Drilling Co | | Oil & Gas Operator | Jul 1975 |
| 2046 | Brinkerhoff, Bob | Houston, TX 77257 | Gas Operator | Feb 1994 |
| 2047 | Brinkley, Amy M. | Mayville, NY 14757 | Gas Operator | Dec 2024 |
| 2048 | Brinkoeter Gas & Oil | Converse, TX 78109 | Oil & Gas Operator | Aug 2004 |
| 2049 | Brisco, W. M. | Jacksboro, TX 76458 | Oil & Gas Operator | Nov 2003 |
| 2050 | Briscoe Land Development Inc | Geary, OK 73040 | Oil Operator | May 2013 |
| 2051 | Briscoe Oil Company | Kingfisher, OK 73750-2322 | Oil & Gas Operator | Apr 2014 |
| 2052 | Briscoe Oil Operating Co., Inc. | Kingfisher, OK 73750 | Oil & Gas Operator | Mar 2015 |
| 2053 | Briscoe Petroleum, LLC | Sheridan, WY 82801 | Oil & Gas Operator | May 2025 |
| 2054 | Briscoe R D Inc | Sheridan, WY 82801-7103 | Gas Operator | Mar 2015 |
| 2055 | Briscoe, Glenn D. | Jacksboro, TX 76458 | Oil & Gas Operator | Oct 2002 |
| 2056 | Brishoma Oil Company | Broken Arrow, OK 74012-4030 | Oil & Gas Operator | Feb 2010 |
| 2057 | Bristol Resource | | Oil & Gas Operator | Jan 1995 |
| 2058 | Bristol Resources Corporation | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2022 |
| 2059 | Bristow Resources Inc | Bristow, OK 74010-0659 | Oil & Gas Operator | Apr 2025 |
| 2060 | Briswell Co | Warren, OH 44484 | Oil & Gas Operator | Dec 2024 |
| 2061 | Britanco, L.L.C. | Falls City, TX 78113 | Oil & Gas Operator | Jul 2025 |
| 2062 | Brite Liquids, LLC | Cheyenne Wells, CO 80810 | Oil & Gas Operator | Dec 2011 |
| 2063 | British-Borneo Exploration Inc | | Oil & Gas Operator | Dec 1999 |
| 2064 | Britlind Oil LLC | | Oil & Gas Operator | Dec 2020 |
| 2065 | Britnic Oil & Gas, Inc. | College Sta, TX 77845 | Oil & Gas Operator | Jul 2025 |
| 2066 | Brito Oil Co., Inc | Wichita, KS 67201 | Oil & Gas Operator | Dec 2009 |
| 2067 | Britt Oil Company LLC | Shawnee, OK 74801-9613 | Oil & Gas Operator | May 2025 |
| 2068 | Brittany Drilling Co. | Abilene, TX 79604 | Oil & Gas Operator | Dec 2000 |
| 2069 | Brittany Energy LLC | San Antonio, TX 78209 | Oil & Gas Operator | May 2019 |
| 2070 | Brittany Oil Co. | | Oil & Gas Operator | Dec 2022 |
| 2071 | Britton Operating, Inc. | Aledo, TX 76008 | Oil & Gas Operator | Jul 2025 |
| 2072 | Brix Operating LLC | | Gas Operator | Apr 2021 |
| 2073 | Brixey Enterprises | Stilwell, KS 66085 | Oil Operator | Sep 1996 |
| 2074 | Brknco LLC | | Oil & Gas Operator | Dec 2025 |
| 2075 | Broad Oak Energy II, LLC | Irving, TX 75063 | Oil & Gas Operator | Mar 2018 |
| 2076 | Broad Oak Energy, Inc. | Farmers BRNCH, TX 75234 | Oil & Gas Operator | Jul 2011 |
| 2077 | Broad Street Energy Company | Columbus, OH 43204 | Oil & Gas Operator | Dec 2014 |
| 2078 | Broad Street Financial Co. | | Oil & Gas Operator | Nov 1998 |
| 2079 | Broad Street Serv LLC | Columbus, OH 43204 | Oil & Gas Operator | Dec 2014 |
| 2080 | Broadhead, Walter | Grand Junction, CO 81502 | Oil & Gas Operator | Mar 2005 |
| 2081 | Broadway Operating Company Inc. | Lubbock, TX 79401 | Oil & Gas Operator | Aug 2002 |
| 2082 | Broadway Petroleum Company, LLC | New York, NY 10152 | Oil Operator | Jul 2025 |
| 2083 | Brock & Strange | Holliday, TX 76366 | Oil & Gas Operator | May 2008 |
| 2084 | Brock Acres Farm | Canandaigua, NY 14424 | Gas Operator | Dec 2024 |
| 2085 | Brock Energy Corporation | Houston, TX 77002 | Oil & Gas Operator | Jun 1986 |
| 2086 | Brock Exploration Corporation | New Orleans, LA 70112-1707 | Oil & Gas Operator | Jan 1999 |
| 2087 | Brock Oil & Gas | | Oil & Gas Operator | Dec 1996 |
| 2088 | Brock Oil & Gas Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2019 |
| 2089 | Brock Petroleum Corporation | | Oil & Gas Operator | Sep 1984 |
| 2090 | Brock Resources, Inc. | New Orleans, LA 70112 | Oil & Gas Operator | Nov 1998 |
| 2091 | Brock SR Kirby L | Stillwater, OK 74074-7206 | Oil Operator | Mar 2013 |
| 2092 | Brock, J. | Midland, TX 79702 | Oil & Gas Operator | Jul 2025 |
| 2093 | Brock, Joe Wayne | N Richlnd HLS, TX 76180 | Oil & Gas Operator | Feb 2010 |
| 2094 | Brocklebank, Terry K. | Canandaigua, NY 14424 | Gas Operator | Dec 2024 |
| 2095 | Broco Oil, LP | | Oil & Gas Operator | Nov 2024 |
| 2096 | Brocon Inc | Healdton, OK 73438 | Oil & Gas Operator | May 2020 |
| 2097 | Broderick, Stanton M. And Linda A. | Irving, NY 14081 | Gas Operator | Dec 2024 |
| 2098 | Brody Oil & Gas Services, Inc. | Kermit, TX 79745 | Oil & Gas Operator | Jul 2025 |
| 2099 | Brogdon, Gary | Graham, TX 76450 | Oil & Gas Operator | Dec 2009 |
| 2100 | Brogdon--A&K Leases | | Oil & Gas Operator | Dec 2001 |