| 1 | G.P.C. Oil And Gas Corporation | Midland, TX 79710 | Oil & Gas Operator | Feb 1993 |
| 2 | Gap Exploration, LTD. | Naples, FL 34110 | Oil & Gas Operator | Jul 2008 |
| 3 | Gary Permian, LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2022 |
| 4 | Geodyne Resources Inc. | Tulsa, OK 74103 | Oil & Gas Operator | Jul 2010 |
| 5 | Georgia-Pacific Corp. | Atlanta, GA 30348 | Gas Operator | Jun 1986 |
| 6 | Germany Operating Company | Houston, TX 77090 | Oil & Gas Operator | Sep 2011 |
| 7 | Gilliam'S Aghorn Energy | Odessa, TX 79768 | Oil & Gas Operator | May 1997 |
| 8 | Golden Oil And Ranch, LLC | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
| 9 | Golden Specialties Oil & Gas | Midland, TX 79708 | Oil & Gas Operator | Dec 2024 |
| 10 | Goodnight Midstream Permian, LLC | Dallas, TX 75206 | Oil & Gas Operator | Dec 2024 |
| 11 | Grace Petroleum LP | Midland, TX 79708 | Oil & Gas Operator | May 2016 |
| 12 | Graham, Bill J. Oil & Gas Corp. | Midland, TX 79710 | Oil & Gas Operator | Nov 2000 |
| 13 | Grama Operating, LLC | Fort Worth, TX 76109 | Oil & Gas Operator | Dec 2024 |
| 14 | Grand Banks Energy Company | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 2024 |
| 15 | Grand Energy, Inc. | Dallas, TX 75248 | Oil & Gas Operator | Oct 2002 |
| 16 | Grand Operating, Inc. | Addison, TX 75001 | Oil & Gas Operator | Dec 2020 |
| 17 | Gray, W. H. Operating | Odessa, TX 79762 | Oil Operator | Dec 2024 |
| 18 | GRB Properties, Inc. | Midland, TX 79705 | Oil & Gas Operator | Mar 2003 |
| 19 | Great Western Drilling Co | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
| 20 | Griffin Petroleum Company | Midland, TX 79705 | Oil & Gas Operator | Dec 2024 |
| 21 | Gruy Petroleum Management Co. | Irving, TX 75014 | Oil & Gas Operator | Nov 2014 |