| 1 | B & B Tool Company Inc | Lindsay, OK 73052 | Oil & Gas Operator | Jan 2026 |
| 2 | B B R Oil Corporation | Norman, OK 73069 | Oil & Gas Operator | Feb 2026 |
| 3 | B H & T Oil Company Inc | Purcell, OK 73080-3010 | Oil & Gas Operator | Dec 2000 |
| 4 | B R Polk Inc | Oklahoma City, OK 73118 | Oil & Gas Operator | Feb 2026 |
| 5 | Banner Oil & Gas LLC | Oklahoma City, OK 73159 | Oil & Gas Operator | Feb 2026 |
| 6 | Barbour Energy Corporation | Oklahoma City, OK 73113 | Oil & Gas Operator | Apr 2026 |
| 7 | Barby Energy Corporation | Woodward, OK 73802-1660 | Oil & Gas Operator | Jan 2026 |
| 8 | Bargo Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Sep 2014 |
| 9 | Basin Operating Services LLC | Oklahoma City, OK 73106-5615 | Oil & Gas Operator | Jan 2026 |
| 10 | Bateman'S Bay Exploration, Inc. | Oklahoma City, OK 73156 | Oil & Gas Operator | Jan 2026 |
| 11 | Bays Exploration Inc | Oklahoma City, OK 73116-9044 | Oil & Gas Operator | Feb 2026 |
| 12 | Bce-Mach II LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Apr 2026 |
| 13 | Bce-Mach III LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Apr 2026 |
| 14 | Bce-Mach LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Feb 2026 |
| 15 | Beasley Oil Company | Oklahoma City, OK 73120 | Oil & Gas Operator | Jun 2020 |
| 16 | Beck Pump & Supply Inc | Hennessey, OK 73742-0175 | Oil & Gas Operator | Nov 2019 |
| 17 | Beck Resources Incorporated | Hennessey, OK 73742 | Oil & Gas Operator | Jan 2026 |
| 18 | Belco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2015 |
| 19 | Beren Corporation | Wichita, KS 67206 | Oil & Gas Operator | Apr 2026 |
| 20 | Berexco LLC | Wichita, KS 67206 | Oil & Gas Operator | Apr 2026 |
| 21 | Bergen Floyd | Norman, OK 73072 | Oil & Gas Operator | Mar 2015 |
| 22 | Beta Operating Company, LLC | Houston, TX 77210 | Oil & Gas Operator | Apr 2020 |
| 23 | Bettis, Boyle & Stovall | Graham, TX 76450 | Oil & Gas Operator | Apr 2026 |
| 24 | BHP Petroleum (Americas) Inc | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
| 25 | Big Four Petroleum Company | Cushing, OK 74023 | Oil & Gas Operator | Nov 2004 |
| 26 | Big Horn Oil Co Inc | Great Bend, KS 67530 | Oil & Gas Operator | May 2013 |
| 27 | Billy Jack Sharber Operating LLC | Seminole, OK 74868 | Oil & Gas Operator | Jan 2026 |
| 28 | Billy Matthews Production LLC | Dover, OK 73734 | Oil & Gas Operator | Feb 2026 |
| 29 | Bird Oil & Gas Inc | Yukon, OK 73099-2827 | Oil & Gas Operator | Jan 2023 |
| 30 | BKR Operating LLC | Ripley, OK 74062-6524 | Oil & Gas Operator | Jul 2025 |
| 31 | Black Gold Oil Company | Duncan, OK 73533-1581 | Oil & Gas Operator | Dec 2025 |
| 32 | Black Mesa Energy LLC | Tulsa, OK 74103-4334 | Oil & Gas Operator | Feb 2026 |
| 33 | Blackcat Oil Company | Glencoe, OK 74032 | Oil & Gas Operator | Feb 2026 |
| 34 | Blackhawk Oil Co | Ottawa, KS 66067 | Oil & Gas Operator | Jan 2011 |
| 35 | Blair Oil Company | Kingfisher, OK 73750-1213 | Oil & Gas Operator | Feb 2026 |
| 36 | Blue Cedar Energy LLC | Edmond, OK 73013 | Oil & Gas Operator | Feb 2026 |
| 37 | Blue Dolphin Production LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Feb 2026 |
| 38 | Blue Star Energy, Inc. | Shawnee, OK 74802 | Oil & Gas Operator | Apr 2026 |
| 39 | Bluemark Energy, LLC | Tulsa, OK 74135 | Oil & Gas Operator | Jan 2026 |
| 40 | Bo-MC Operating Corporation | Enid, OK 73702-1765 | Oil & Gas Operator | Mar 2018 |
| 41 | Bo-MC Resources Corporation | Enid, OK 73702-1765 | Oil & Gas Operator | Apr 2005 |
| 42 | Bogo Energy Corporation | Oklahoma City, OK 73134-1068 | Oil & Gas Operator | Feb 2026 |
| 43 | Bolin C W | Wichita Falls, TX 76301-3354 | Oil & Gas Operator | May 1995 |
| 44 | Boone Operating LLC | Oklahoma City, OK 73118-6014 | Oil & Gas Operator | Jan 2026 |
| 45 | Borrowed Resources LLC | Edmond, OK 73025 | Oil & Gas Operator | Jan 2026 |
| 46 | Boswell Energy Corporation | Oklahoma City, OK 73114-7401 | Oil & Gas Operator | Nov 2004 |
| 47 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Feb 2026 |
| 48 | BP Explorationinc/Ofb See #17756 | | Oil & Gas Operator | Apr 2015 |
| 49 | Brandenburg R P | Oklahoma City, OK 73139 | Oil & Gas Operator | Jun 2006 |
| 50 | Bravo Natural Resources, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Jun 2009 |
| 51 | Brazos Petroleum, Inc. | Graham, TX 76450 | Oil & Gas Operator | Apr 2026 |
| 52 | Brent Baker Oil And Gas Inc | Oklahoma City, OK 73149-2932 | Oil & Gas Operator | Jan 2026 |
| 53 | Brewer Carroll L | Edmond, OK 73003-0010 | Oil & Gas Operator | Jan 2026 |
| 54 | BRG Petroleum LLC | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2026 |
| 55 | Bricar Inc | Oklahoma City, OK 73108 | Oil & Gas Operator | Nov 1998 |
| 56 | Bricktown Energy LLC | Oklahoma City, OK 73112-5468 | Oil & Gas Operator | Jan 2026 |
| 57 | Bristol Resources Corporation | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2022 |
| 58 | Brocon Inc | Healdton, OK 73438 | Oil & Gas Operator | May 2020 |
| 59 | Brower Oil & Gas Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Apr 2026 |
| 60 | Brown & Borelli, Inc. | Kingfisher, OK 73750 | Oil & Gas Operator | Apr 2026 |
| 61 | Brown & Brown Production Inc | Ratliff City, OK 73481 | Oil & Gas Operator | Jan 2026 |
| 62 | Brown L C Company | Ada, OK 74820-7916 | Oil & Gas Operator | Nov 2021 |
| 63 | Bud Oil, Inc. | Duncan, OK 73534 | Oil & Gas Operator | Apr 2026 |
| 64 | Burk Royalty Co., LTD. | Wichita Falls, TX 76308 | Oil & Gas Operator | Apr 2026 |
| 65 | Burnett Oil Co Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2026 |
| 66 | Burns Eugene | Davis, OK 73030-3112 | Oil Operator | Mar 2006 |
| 67 | Busey Naman | Elmore City, OK 73433-9583 | Oil & Gas Operator | Nov 2025 |
| 68 | Butkin Oil Company | Duncan, OK 73534-2090 | Oil & Gas Operator | Sep 2021 |
| 69 | Butkin Oil Company LLC | Duncan, OK 73533 | Oil & Gas Operator | Mar 2023 |
| 70 | Butte Oil And Gas Inc | Oklahoma City, OK 73120 | Oil & Gas Operator | Feb 2026 |
| 71 | Buttonwood Petroleum Inc | Tulsa, OK 74136-4234 | Oil & Gas Operator | Jan 2014 |
| 72 | BVD Inc | Yates Center, KS 66783-0194 | Oil & Gas Operator | Feb 2026 |
| 73 | Byng Operating LLC | Ada, OK 74820-0677 | Oil & Gas Operator | Feb 2026 |