| 1 | G & C Energy Co. | Midland, TX 79702 | Oil & Gas Operator | Dec 2024 |
| 2 | G P II Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Sep 2020 |
| 3 | G.P.C. Oil And Gas Corporation | Midland, TX 79710 | Oil & Gas Operator | Feb 1993 |
| 4 | Gap Exploration, LTD. | Naples, FL 34110 | Oil & Gas Operator | Jul 2008 |
| 5 | Gda Investments Inc | Oklahoma City, OK 73123-0403 | Oil & Gas Operator | Oct 2024 |
| 6 | General Atlantic Resources Inc | Denver, CO 80202 | Oil & Gas Operator | Jan 2022 |
| 7 | Geodyne Operating Company | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2015 |
| 8 | Geodyne Resources Inc. | Tulsa, OK 74103 | Oil & Gas Operator | Jul 2010 |
| 9 | Geonatural Resources, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Dec 2024 |
| 10 | Giebel Petroleum LTD. | Midland, TX 79705 | Oil & Gas Operator | Jul 2019 |
| 11 | Glahn Resources, Inc. | Arlington, TX 76003 | Oil & Gas Operator | Dec 2024 |
| 12 | Golden Oil And Ranch, LLC | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
| 13 | Golden, Marty Joe | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
| 14 | Grace Oil Company Inc | Monahans, TX 79756 | Oil & Gas Operator | Oct 2011 |
| 15 | Grace Petroleum Operating, LLC | Llano, TX 78643 | Oil & Gas Operator | Dec 2024 |
| 16 | Graham Royalty LTD | Covington, LA 70434 | Oil & Gas Operator | Jul 2007 |
| 17 | Graham, Bill J. Oil & Gas Corp. | Midland, TX 79710 | Oil & Gas Operator | Nov 2000 |
| 18 | Great Basin Petroleum Serv, L.P. | Odessa, TX 79765 | Oil & Gas Operator | Jul 2008 |
| 19 | Great Basin Well Service Corp. | Odessa, TX 79765 | Oil & Gas Operator | Dec 2024 |
| 20 | Great Western Drilling Co | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
| 21 | Greka Am Inc | Santa Maria, CA 93454 | Oil & Gas Operator | May 2013 |
| 22 | Griffin Petroleum Company | Midland, TX 79705 | Oil & Gas Operator | Dec 2024 |
| 23 | Gruy Petroleum Management Co. | Irving, TX 75014 | Oil & Gas Operator | Nov 2014 |