| 1 | G & K Operating, LLC | Poth, TX 78147 | Oil & Gas Operator | Dec 2024 |
| 2 | Gasper Rice Resources, LTD. | Houston, TX 77068 | Oil & Gas Operator | Dec 2024 |
| 3 | Gauge Oil Company | Luling, TX 78648 | Oil & Gas Operator | Dec 2024 |
| 4 | Gauntt, Inc. | San Antonio, TX 78248 | Oil & Gas Operator | Dec 2024 |
| 5 | Geo-Graphic Production, Inc. | Gonzales, TX 78629 | Oil & Gas Operator | Dec 2024 |
| 6 | Geodominion Petroleum | Corpus Chrsti, TX 78403 | Oil & Gas Operator | May 2012 |
| 7 | Geomeg Energy Operating Co., LLC | Aransas Pass, TX 78336 | Oil & Gas Operator | Dec 2024 |
| 8 | Geomeg Operating, LLC | Dripping SPGS, TX 78620 | Oil Operator | Nov 2010 |
| 9 | Ginco Operating Co. | San Antonio, TX 78217 | Oil & Gas Operator | Dec 2024 |
| 10 | Glenco Oil & Gas Company | Seguin, TX 78155 | Oil & Gas Operator | Dec 1994 |
| 11 | Global XRC Corp | Pittsburg, TX 75686 | Oil & Gas Operator | Dec 2024 |
| 12 | Good Ol'Boys Oil Company | Houston, TX 77057 | Oil & Gas Operator | Dec 2024 |
| 13 | Grammer, John, Oil Account | La Vernia, TX 78121 | Oil & Gas Operator | Aug 2017 |
| 14 | GRB Properties, Inc. | Midland, TX 79705 | Oil & Gas Operator | Mar 2003 |
| 15 | Great West Energy & Expl., Inc. | Addison, TX 75001 | Oil & Gas Operator | Mar 2008 |
| 16 | Greenwerks Outdoor Services LLC | Stockdale, TX 78160 | Oil Operator | Dec 2024 |
| 17 | Gruy Petroleum Management Co. | Irving, TX 75014 | Oil & Gas Operator | Nov 2014 |
| 18 | Gulfmark Energy Inc | Houston, TX 77027 | Gas Operator | Apr 2023 |
| 19 | Gulfstar Properties, Inc. | San Antonio, TX 78229 | Oil & Gas Operator | Dec 2024 |
| 20 | Gulftex Energy II, LP | San Antonio, TX 78258 | Oil & Gas Operator | Jan 2013 |
| 21 | Gulftex Energy, LLC | San Antonio, TX 78257 | Oil & Gas Operator | Dec 2024 |