| 1 | G & F Oil, Inc. | Aledo, TX 76008 | Oil & Gas Operator | Mar 2025 |
| 2 | G E Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | May 2020 |
| 3 | G&L Oil And Gas, LLC | Windthorst, TX 76389 | Oil & Gas Operator | Mar 2025 |
| 4 | G. A. Hawkins Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
| 5 | Gage, H. L. | Windthorst, TX 76389 | Oil & Gas Operator | May 2005 |
| 6 | Gala Resources, LTD. | Graham, TX 76450 | Oil & Gas Operator | Dec 2024 |
| 7 | Gannett Operating LLC | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
| 8 | Gantt, Joe, Properties | Electra, TX 76360 | Oil & Gas Operator | Aug 2003 |
| 9 | Gardner Energy Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 1999 |
| 10 | Gasoco, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2005 |
| 11 | Gator Development, Inc. | Vernon, TX 76384 | Oil Operator | Dec 2004 |
| 12 | GBF Operating LLC | Morrison, CO 80465 | Oil & Gas Operator | Mar 2025 |
| 13 | GBG Operating Corp. | Wichita Falls, TX 76302 | Oil & Gas Operator | Sep 1998 |
| 14 | Gen-Sher | Bluegrove, TX 76352 | Oil & Gas Operator | Feb 2005 |
| 15 | Gen-Sher L.L.P. | Bluegrove, TX 76352 | Oil & Gas Operator | Mar 2025 |
| 16 | Genepa Petroleum Company | Spring, TX 77379 | Oil & Gas Operator | Mar 2025 |
| 17 | General Oil Company, Inc. | Wichita, KS 67213 | Oil & Gas Operator | Mar 2025 |
| 18 | Geonatural Resources, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Mar 2025 |
| 19 | Gerry-Mac Oil, Inc. | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
| 20 | GGP Exploration, LTD. | Fort Worth, TX 76101 | Oil & Gas Operator | Mar 2025 |
| 21 | Gilmore, Leo Oil, Inc. | Holliday, TX 76366 | Oil & Gas Operator | Mar 2025 |
| 22 | Ginnings Company | Wichita Falls, TX 76301 | Oil & Gas Operator | Mar 2025 |
| 23 | Glen D. Gonzenbach, LLC | Henrietta, TX 76365 | Oil & Gas Operator | Dec 2016 |
| 24 | Glenn Supply Company, Inc. | Tulsa, OK 74101 | Oil & Gas Operator | Dec 2024 |
| 25 | Glenn, Lyndell | Wichita Falls, TX 76310 | Oil & Gas Operator | Mar 2025 |
| 26 | Golden, Marty Joe | Midland, TX 79706 | Oil & Gas Operator | Mar 2025 |
| 27 | Gonzenbach Oil & Gas, LLC | Henrietta, TX 76365 | Oil & Gas Operator | May 2020 |
| 28 | Gonzenbach, Glen D | Henrietta, TX 76365 | Oil & Gas Operator | Aug 2007 |
| 29 | Grace, Jack Production Co, LLC | Wichita Falls, TX 76310 | Oil & Gas Operator | Mar 2025 |
| 30 | Grace, Jack, Prod. Co. | Wichita Falls, TX 76302 | Oil & Gas Operator | Mar 1997 |
| 31 | Gray Production Trust | Dallas, TX 75261 | Oil & Gas Operator | Jul 2003 |
| 32 | Great American Resources Inc. | Bowie, TX 76230 | Oil & Gas Operator | Mar 2025 |
| 33 | Greco Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
| 34 | Green Petroleum Company | Archer City, TX 76351 | Oil & Gas Operator | Nov 1996 |
| 35 | Greenville Operating Company | Dallas, TX 75206 | Oil & Gas Operator | Oct 1996 |
| 36 | Grey Rider Energy, LLC | Schertz, TX 78154 | Oil & Gas Operator | Mar 2025 |
| 37 | Grimes, Norman W. | Canyon, TX 79015 | Oil & Gas Operator | Jul 2014 |
| 38 | Grothe Bros., Inc. | Slaton, TX 79364 | Oil & Gas Operator | Mar 2025 |
| 39 | Grothe, M.L. Est. | Slaton, TX 79364 | Oil & Gas Operator | Mar 2025 |
| 40 | Gruy Petroleum Management Co. | Irving, TX 75014 | Oil & Gas Operator | Nov 2014 |
| 41 | Guest R E Oil Producer | Edmond, OK 73083-0805 | Oil & Gas Operator | Mar 2015 |
| 42 | Guidance Oil Developers | Boerne, TX 78006 | Oil & Gas Operator | Mar 2025 |
| 43 | Guidance Oil Developers, Inc. | Abilene, TX 79601 | Oil & Gas Operator | Mar 2008 |
| 44 | Guidance Oil Developers,Inc.(1) | Boerne, TX 78006 | Oil Operator | Mar 2025 |
| 45 | Gunn Oil Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Mar 2025 |
| 46 | Gunsight Supply Co. | Wichita Falls, TX 76308 | Oil & Gas Operator | Aug 2003 |