| 1 | G & C Petroleum Inc | Yale, OK 74085-2502 | Oil & Gas Operator | Feb 2024 |
| 2 | G A W Oil Company LLC | Enid, OK 73702-3926 | Oil & Gas Operator | Jan 2024 |
| 3 | Ganer Mark Oil & Gas | Owasso, OK 74055 | Oil & Gas Operator | Aug 2005 |
| 4 | Ganer Oil Company | Blackwell, OK 74631-4221 | Oil & Gas Operator | Jan 2022 |
| 5 | Garry Davis Oil LLC | Tonkawa, OK 74653 | Oil & Gas Operator | Jan 2024 |
| 6 | Geo American Resources Inc | Tulsa, OK 74130-1575 | Oil & Gas Operator | Jan 2024 |
| 7 | Geo Engineering Inc | Houston, TX 77027 | Oil & Gas Operator | Jun 2009 |
| 8 | Geo-Earth Exploration Co Inc | Stillwater, OK 74076 | Oil & Gas Operator | May 1994 |
| 9 | Geodyne Operating Company | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2015 |
| 10 | Geological & Engineering Consultants | | Oil & Gas Operator | Jan 2024 |
| 11 | Glacier Petroleum Co Okla Inc | Edmond, OK 73013-1977 | Oil & Gas Operator | Feb 2024 |
| 12 | GLB Exploration, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Feb 2024 |
| 13 | Glenn Supply Company, Inc. | Tulsa, OK 74101 | Oil & Gas Operator | Jan 2024 |
| 14 | GLM Energy Inc | Oklahoma City, OK 73142 | Oil & Gas Operator | Jan 2024 |
| 15 | Golden Gas Production Company | Tulsa, OK 74136 | Oil & Gas Operator | Jan 2024 |
| 16 | Grace 7 Operating LLC | Argyle, TX 76226 | Oil Operator | Apr 2022 |
| 17 | Grand Resources Inc | Tulsa, OK 74137 | Oil & Gas Operator | May 2024 |
| 18 | Gray Lloyd Energy Inc | Oklahoma City, OK 73120-8112 | Oil & Gas Operator | Nov 2005 |
| 19 | Grayhorse Operating Inc | Tulsa, OK 74103-4439 | Oil & Gas Operator | Jan 2024 |
| 20 | Great Western Drilling Co | Midland, TX 79701 | Oil & Gas Operator | May 2024 |
| 21 | Green Operating Company, Inc. | Tulsa, OK 74135 | Oil & Gas Operator | Feb 2023 |
| 22 | Green Valley Disposal Serv LLC | Waynoka, OK 73860-0194 | Oil Operator | Feb 2024 |
| 23 | Greer Family Trust | Ponca City, OK 74601-8126 | Oil Operator | Aug 2018 |
| 24 | Guest Petroleum Incorporated | Edmond, OK 73083-0805 | Oil & Gas Operator | Feb 2024 |
| 25 | Guest R E Oil Producer | Edmond, OK 73083-0805 | Oil & Gas Operator | Mar 2015 |