| 1 | B & B Resources, Inc | Somerset, KY 42501 | Oil & Gas Operator | Dec 2019 |
| 2 | B & B Tool Company Inc | Lindsay, OK 73052 | Oil & Gas Operator | Feb 2025 |
| 3 | B & C Drilling Company Inc | Holdenville, OK 74848-0961 | Oil & Gas Operator | Mar 2000 |
| 4 | B & O Drilling Inc | Ada, OK 74820-8065 | Oil & Gas Operator | Sep 2014 |
| 5 | B & R Oil | Holdenville, OK 74848-4634 | Oil Operator | Mar 2015 |
| 6 | B & R Production LLC | Paden, OK 74860 | Oil & Gas Operator | Nov 2024 |
| 7 | B B R Oil Corporation | Norman, OK 73069 | Oil & Gas Operator | Feb 2025 |
| 8 | Bailey Michael L & Pamela D Dba MPB Oil & Gas | Paden, OK 74860-9789 | Oil & Gas Operator | Mar 2025 |
| 9 | Balco Energy Inc | Duncan, OK 73533 | Oil & Gas Operator | Mar 2025 |
| 10 | Ballyoil Inc | Chickasha, OK 73018 | Oil & Gas Operator | Jul 2023 |
| 11 | Barta Enterprises | Oklahoma City, OK 73162-1728 | Oil & Gas Operator | Feb 2025 |
| 12 | Basis Resources Group LLC | Oklahoma, OK 73116-1516 | Oil & Gas Operator | Feb 2025 |
| 13 | Bayou Oil LLC | Ardmore, OK 73401 | Oil & Gas Operator | Feb 2025 |
| 14 | Bce-Mach III LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Jun 2025 |
| 15 | Bedford Energy Inc | Oklahoma City, OK 73112-4731 | Oil & Gas Operator | Sep 2016 |
| 16 | Bell & Kinley Company LLC | Piedmont, OK 73078-8918 | Oil & Gas Operator | Jul 2021 |
| 17 | Benchmark Crude Inc | Tulsa, OK 74105-5920 | Oil & Gas Operator | Sep 2015 |
| 18 | Benton Oil & Gas Co | Oxnard, CA 93030 | Oil Operator | Nov 1998 |
| 19 | Bettis, Boyle & Stovall | Graham, TX 76450 | Oil & Gas Operator | Jun 2025 |
| 20 | BHP Petroleum (Americas) Inc | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
| 21 | Bill Weems Oil LLC | Seminole, OK 74868 | Oil & Gas Operator | Oct 2024 |
| 22 | Billy Jack Sharber Operating LLC | Seminole, OK 74868 | Oil & Gas Operator | Feb 2025 |
| 23 | Bison Energy Corporation | Wichita, KS 67206 | Oil & Gas Operator | Mar 2022 |
| 24 | Black Jewel Resources LTD Co | Berryville, AR 72616-0538 | Oil & Gas Operator | Dec 2014 |
| 25 | Black Lava Operating LLC | | Oil & Gas Operator | Feb 2025 |
| 26 | Black Wendell D | Atwood, OK 74827-9706 | Oil & Gas Operator | Jan 2009 |
| 27 | Blackbeard Operating, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Jun 2025 |
| 28 | Blackjack Oil & Gas, Inc. | Hennessey, OK 73742 | Oil & Gas Operator | Jun 2025 |
| 29 | Blake Production Company, Inc. | Oklahoma City, OK 73118 | Oil & Gas Operator | Jun 2025 |
| 30 | Blue Star Energy, Inc. | Shawnee, OK 74802 | Oil & Gas Operator | Jun 2025 |
| 31 | Blue Water Resources LLC | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2025 |
| 32 | Blue Water Solutions LLC | Oklahoma City, OK 73134-1002 | Oil & Gas Operator | Mar 2025 |
| 33 | Bluemark Energy, LLC | Tulsa, OK 74135 | Oil & Gas Operator | Jan 2025 |
| 34 | Bo-MC Resources Corporation | Enid, OK 73702-1765 | Oil & Gas Operator | Apr 2005 |
| 35 | Bogo Energy Corporation | Oklahoma City, OK 73134-1002 | Oil & Gas Operator | Mar 2025 |
| 36 | Bonita Hydrocarbons Company | Dallas, TX 75229 | Oil & Gas Operator | Jun 2008 |
| 37 | Bonnell Frank A | Stuart, OK 74570-5514 | Oil & Gas Operator | Dec 2021 |
| 38 | Boone Operating Inc | Oklahoma City, OK 73118-6014 | Oil & Gas Operator | Feb 2025 |
| 39 | Box Energy Company | Dallas, TX 75244 | Oil & Gas Operator | Jun 2003 |
| 40 | Boyce Producing Corporation | Edmond, OK 73012-4323 | Oil & Gas Operator | Mar 2015 |
| 41 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Feb 2025 |
| 42 | Brady Production | Saskawa, OK 74867-9723 | Oil & Gas Operator | Aug 2019 |
| 43 | Bravo Arkoma LLC | Tulsa, OK 74103-3100 | Oil & Gas Operator | Feb 2025 |
| 44 | Brewer Carroll L | Edmond, OK 73003-0010 | Oil & Gas Operator | Feb 2025 |
| 45 | Brewer J E | Seminole, OK 74818-0863 | Oil & Gas Operator | Mar 2014 |
| 46 | BRG Petroleum Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2020 |
| 47 | BRG Petroleum, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Nov 2020 |
| 48 | BRG Production Company | Tulsa, OK 74136-6338 | Oil & Gas Operator | Mar 2025 |
| 49 | Briar Oil & Gas - Oklahoma 1 LLC | Houston, TX 77027-9392 | Oil & Gas Operator | Feb 2025 |
| 50 | Bricar Inc | Oklahoma City, OK 73108 | Oil & Gas Operator | Nov 1998 |
| 51 | Briscoe R D Inc | Sheridan, WY 82801-7103 | Gas Operator | Mar 2015 |
| 52 | Brishoma Oil Company | Broken Arrow, OK 74012-4030 | Oil & Gas Operator | Feb 2010 |
| 53 | Brower Oil & Gas Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Jun 2025 |
| 54 | Brower, Robert C. | Fort Worth, TX 76116 | Oil & Gas Operator | Jun 2025 |
| 55 | Buffalo Oil & Gas LLC | Oxford, KS 67119 | Oil & Gas Operator | Feb 2025 |
| 56 | Bulinski Richard | Wetumka, OK 74883-0056 | Oil & Gas Operator | Jan 2004 |
| 57 | Bulldog Production Inc | Seminole, OK 74868 | Oil Operator | Nov 2024 |
| 58 | Burlington Resources Oil & Gas Company LP | Houston, TX 77252 | Oil & Gas Operator | Jun 2025 |
| 59 | Butler Petroleum LLC | Van Alstyne, TX 75495 | Oil Operator | May 2020 |