| 1 | B & D Oil Inc | Bristow, OK 74010-2801 | Oil & Gas Operator | Feb 2017 |
| 2 | B & H Oil Co. | Oklahoma City, OK 73108 | Oil & Gas Operator | Jul 2024 |
| 3 | B & R Production LLC | Paden, OK 74860 | Oil & Gas Operator | Nov 2024 |
| 4 | Bailey Michael L & Pamela D Dba MPB Oil & Gas | Paden, OK 74860-9789 | Oil & Gas Operator | Dec 2024 |
| 5 | Bailey Richard Leon | Paden, OK 74860-7152 | Oil & Gas Operator | Nov 2024 |
| 6 | Baker, Eberle Energy Corp. | Blackwell, OK 74631 | Oil & Gas Operator | Mar 2015 |
| 7 | Bank Oil Services | Muskogee, OK 74403-4025 | Oil & Gas Operator | Mar 2020 |
| 8 | Barbour Energy Corporation | Oklahoma City, OK 73113 | Oil & Gas Operator | Feb 2025 |
| 9 | Barrett Oil Co. | White Oak, TX 75693 | Oil & Gas Operator | Jan 2022 |
| 10 | Bateman'S Bay Exploration, Inc. | Oklahoma City, OK 73156 | Oil & Gas Operator | Nov 2024 |
| 11 | Bayou Resources, Inc. | Houston, TX 77056 | Oil & Gas Operator | Jan 2015 |
| 12 | BC Operating, Inc. | Midland, TX 79710 | Oil & Gas Operator | Feb 2025 |
| 13 | BD Operating LLC | Artesia, NM 88210 | Oil & Gas Operator | Dec 2024 |
| 14 | Beck Oil & Gas Inc. | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2023 |
| 15 | Belco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2015 |
| 16 | Belisle Pete H | Tulsa, OK 74133 | Oil & Gas Operator | Apr 2015 |
| 17 | Bell & Kinley Company LLC | Piedmont, OK 73078-8918 | Oil & Gas Operator | Jul 2021 |
| 18 | Benchmark Crude Inc | Tulsa, OK 74105-5920 | Oil & Gas Operator | Sep 2015 |
| 19 | Berexco LLC | Wichita, KS 67206 | Oil & Gas Operator | Feb 2025 |
| 20 | Bertschinger Oil Company | Oklahoma City, OK 73116-6534 | Oil & Gas Operator | Nov 2015 |
| 21 | Beta Oil Company Inc | Oklahoma City, OK 73157-2958 | Oil & Gas Operator | Dec 2022 |
| 22 | Betty L Wood Dba Able Oil Company | Morris, OK 74445-2303 | Oil & Gas Operator | Sep 2024 |
| 23 | Biddy Audrian Q | Okemah, OK 74859 | Oil & Gas Operator | Aug 2013 |
| 24 | Bill Weems Oil LLC | Seminole, OK 74868 | Oil & Gas Operator | Oct 2024 |
| 25 | Billy Jack Sharber Operating LLC | Seminole, OK 74868 | Oil & Gas Operator | Nov 2024 |
| 26 | Black Gold Energy LLC | Jenks, OK 74037 | Oil Operator | Jun 2024 |
| 27 | Blackjack Oil & Gas, Inc. | Hennessey, OK 73742 | Oil & Gas Operator | Feb 2025 |
| 28 | BLB Inc | Kingfisher, OK 73750 | Oil & Gas Operator | Nov 2024 |
| 29 | Blue Star Energy, Inc. | Shawnee, OK 74802 | Oil & Gas Operator | Feb 2025 |
| 30 | Bluebonnet Oil Corporation | Oklahoma City, OK 73162-6249 | Oil & Gas Operator | Nov 2024 |
| 31 | Bluemark Energy LLC | Tulsa, OK 74120 | Oil & Gas Operator | Nov 2024 |
| 32 | Bobwhite Production Company, Inc | Tulsa, OK 74112 | Oil & Gas Operator | Oct 2024 |
| 33 | Bogo Energy Corporation | Oklahoma City, OK 73134-1002 | Oil & Gas Operator | Dec 2024 |
| 34 | Bonita Hydrocarbons Company | Dallas, TX 75229 | Oil & Gas Operator | Jun 2008 |
| 35 | Boone And Boone Oil Co | Perry, OK 73077 | Oil & Gas Operator | Mar 2008 |
| 36 | Boone Operating Inc | Oklahoma City, OK 73118-6014 | Oil & Gas Operator | Nov 2024 |
| 37 | Bosque Energy Partners LLC | Bluff Dale, TX 76433-3511 | Oil Operator | Apr 2020 |
| 38 | Box Energy Company | Dallas, TX 75244 | Oil & Gas Operator | Jun 2003 |
| 39 | Boyce Producing Corporation | Edmond, OK 73012-4323 | Oil & Gas Operator | Mar 2015 |
| 40 | Brand Oil & Gas Inc | Oklahoma City, OK 73165-8911 | Oil & Gas Operator | May 2013 |
| 41 | Brandenburg R P | Oklahoma City, OK 73139 | Oil & Gas Operator | Jun 2006 |
| 42 | Brewer Carroll L | Edmond, OK 73003-0010 | Oil & Gas Operator | Nov 2024 |
| 43 | BRG Production Company | Tulsa, OK 74136-6338 | Oil & Gas Operator | Dec 2024 |
| 44 | Brishoma Oil Company | Broken Arrow, OK 74012-4030 | Oil & Gas Operator | Feb 2010 |
| 45 | Bristol Resources Corporation | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2022 |
| 46 | Brittany Energy LLC | San Antonio, TX 78209 | Oil & Gas Operator | May 2019 |
| 47 | Brower Oil & Gas Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Feb 2025 |
| 48 | Brower, Robert C. | Fort Worth, TX 76116 | Oil & Gas Operator | Feb 2025 |
| 49 | Bullard Don W | Ardmore, OK 73401-3646 | Oil & Gas Operator | Dec 2019 |
| 50 | Burk Royalty Co., LTD. | Wichita Falls, TX 76308 | Oil & Gas Operator | Feb 2025 |
| 51 | Burkan Oil Company | Tulsa, OK 74137 | Oil & Gas Operator | Dec 1995 |