| 101 | Sweetwater Exploration LLC | Norman, OK 73069-5636 | Oil & Gas Operator | Sep 2024 |
| 102 | T & J Oil Production, L.L.C. | Lone Grove, OK 73443 | Oil & Gas Operator | Sep 2024 |
| 103 | T E F Inc | Madill, OK 73446-6656 | Oil & Gas Operator | Jul 2023 |
| 104 | T G & S Oil | Marietta, OK 73448 | Oil & Gas Operator | Oct 2024 |
| 105 | Tat, Inc. | Oklahoma City, OK 73127 | Oil & Gas Operator | Feb 2023 |
| 106 | Teafatiller Limuel & Rita | Marietta, OK 73448-0321 | Oil & Gas Operator | Feb 2002 |
| 107 | Tenneco Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Sep 2024 |
| 108 | Texaco Expl. And Prod. Inc. | Houston, TX 77236 | Oil & Gas Operator | Aug 2024 |
| 109 | Texaco Inc | Kingfisher, OK 73750 | Oil & Gas Operator | Dec 2017 |
| 110 | The Quintin Little Company Inc | Ardmore, OK 73401 | Oil & Gas Operator | Oct 2024 |
| 111 | Thunder Oil & Gas, LLC | Ardmore, OK 73402 | Oil & Gas Operator | Oct 2024 |
| 112 | Tillman Consulting LLC Dba B & C Operating | Mustang, OK 73064-8195 | Oil Operator | Jan 2022 |
| 113 | Total Petroleum Inc | Denver, CO 80201-0500 | Oil & Gas Operator | Nov 2006 |
| 114 | Truevine Gas Company | Ada, OK 74821-1422 | Oil & Gas Operator | Oct 2024 |
| 115 | Truevine Operating LLC | Ada, OK 74821-1422 | Oil & Gas Operator | Sep 2024 |
| 116 | Txo Production Corp. | Ganado, TX 77962 | Oil & Gas Operator | Aug 2022 |
| 117 | Union Oil Co Of California | Midland, TX 79706 | Oil & Gas Operator | Jan 2022 |
| 118 | Vastar Resources Inc | Houston, TX 77253 | Oil & Gas Operator | Aug 2024 |
| 119 | Verdad Oil & Gas Corporation | Dallas, TX 75235 | Oil & Gas Operator | Dec 2024 |
| 120 | Vistatex Energy LLC | Houston, TX 77057 | Oil & Gas Operator | Oct 2024 |
| 121 | Vitol Inc | Houston, TX 77002 | Oil & Gas Operator | Sep 2023 |
| 122 | W C S Inc | Pottsboro, TX 75076 | Oil & Gas Operator | Oct 2019 |
| 123 | W-N Energy Corp | Tulsa, OK 74121-1468 | Oil & Gas Operator | Nov 1994 |
| 124 | Walter Oil & Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
| 125 | Witherspoon Joe A | Bells, TX 75414 | Oil Operator | Aug 2024 |
| 126 | Witherspoon O W | | Oil & Gas Operator | Jun 1999 |
| 127 | Woods Henry Dba Woods Oil Company | Madill, OK 73446 | Oil Operator | Aug 2023 |
| 128 | Woods Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Dec 2024 |
| 129 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Dec 2024 |
| 130 | Yarberry Oil Company | Wichita Falls, TX 76308-5120 | Oil & Gas Operator | Apr 2015 |