| 1 | G & C Energy Co. | Midland, TX 79702 | Oil & Gas Operator | Jul 2026 |
| 2 | G & C Oil | | Oil Operator | Mar 2026 |
| 3 | G & C Petroleum Inc | Yale, OK 74085-2502 | Oil & Gas Operator | May 2026 |
| 4 | G & D Energy, Inc. | | Oil & Gas Operator | May 1986 |
| 5 | G & D Oil | Walters, OK 73572-3870 | Oil Operator | Nov 2014 |
| 6 | G & F Oil, Inc. | Aledo, TX 76008 | Oil & Gas Operator | Jul 2026 |
| 7 | G & G Gas Inc | New Bethlehem, PA 16242-4118 | Oil & Gas Operator | Dec 2025 |
| 8 | G & G Oil | Luling, TX 78648 | Oil Operator | Jul 2026 |
| 9 | G & G Oil And Gas, LLC | Hobbs, NM 88240 | Oil & Gas Operator | Jul 2021 |
| 10 | G & G Oil Compan | | Oil Operator | Sep 1993 |
| 11 | G & G Production LLC | | Gas Operator | Aug 2008 |
| 12 | G & G Rental Service Inc. | | Oil & Gas Operator | Dec 1994 |
| 13 | G & G Resources Company Inc | Broken Arrow, OK 74013 | Oil & Gas Operator | May 2013 |
| 14 | G & G Saltwater Disposal Systems Inc | Perry, OK 73077-0854 | Oil Operator | Mar 2005 |
| 15 | G & G Services | Okmulgee, OK 74447 | Oil & Gas Operator | Feb 1993 |
| 16 | G & J Oil Company, Inc. | Caney, KS 67333 | Oil & Gas Operator | Mar 2026 |
| 17 | G & J Petroleum, Inc. | McCracken, KS 67556 | Oil Operator | Feb 2026 |
| 18 | G & K Operating, LLC | Poth, TX 78147 | Oil & Gas Operator | Jul 2026 |
| 19 | G & L Oil Compan | | Oil Operator | Oct 1988 |
| 20 | G & M Contracting, Inc. | Thealka, KY 41240 | Gas Operator | Dec 2012 |
| 21 | G & M Gas & Oil | Midland, TX 79701 | Oil & Gas Operator | Jun 1998 |
| 22 | G & M Well Seriv | | Oil Operator | Nov 1995 |
| 23 | G & N Oil & Gas LLC | Asher, OK 74826 | Oil & Gas Operator | Mar 2025 |
| 24 | G & N Well Service, A General Partnership | Thayer, KS 66776 | Gas Operator | Dec 2025 |
| 25 | G & O Resources LTD | Akron, OH 44311 | Oil & Gas Operator | Dec 2020 |
| 26 | G & P Exploration, Inc. | | Oil Operator | Aug 1987 |
| 27 | G & R Lumber Co, Inc | | Oil Operator | Dec 2015 |
| 28 | G & R Oil | Columbia, KY 42728 | Oil & Gas Operator | Dec 2019 |
| 29 | G & R Oil Co | St. John, KS 67576 | Oil Operator | Aug 2008 |
| 30 | G & S Drilling Company | | Oil & Gas Operator | Dec 2019 |
| 31 | G & S Energy, Inc. | Bangs, TX 76823 | Oil & Gas Operator | Apr 2024 |
| 32 | G & S Oil & Gas Inc | Parkersburg, WV 26101-5762 | Oil & Gas Operator | Dec 2015 |
| 33 | G & S Oil Co Inc | | Oil & Gas Operator | Dec 2024 |
| 34 | G & S Production Company | Velma, OK 73491-0036 | Oil & Gas Operator | Oct 2021 |
| 35 | G & S Production Inc. | Chickasha, OK 73018 | Oil Operator | May 2026 |
| 36 | G & W Oil Prod - | | Oil Operator | Oct 1995 |
| 37 | G & W Production Company L.L.C. | El Campo, TX 77437 | Oil Operator | May 2017 |
| 38 | G A W Oil Company LLC | Enid, OK 73702-3926 | Oil & Gas Operator | May 2026 |
| 39 | G And C Operating, LLC | Artesia, NM 88211 | Oil & Gas Operator | Mar 2026 |
| 40 | G And D Oil Company | Welda, KS 66091 | Oil Operator | Nov 1997 |
| 41 | G And H Producers Inc | | Oil Operator | Sep 2004 |
| 42 | G And S Exploration LLC | | Oil Operator | Mar 2016 |
| 43 | G And T Petroleum Consulting And Management | McCracken, KS 67556 | Oil Operator | Aug 2014 |
| 44 | G B & D Oil & Gas | Kilgore, TX 75663-2881 | Oil & Gas Operator | Mar 2015 |
| 45 | G C & W Inc. | Borger, TX 79007 | Oil & Gas Operator | Oct 2016 |
| 46 | G D Energy Corporation | Wichita Falls, TX 76308 | Oil Operator | Jul 2026 |
| 47 | G E Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | May 2020 |
| 48 | G L M Company | | Oil Operator | Mar 2026 |
| 49 | G M C Oil & Gas LTD | Oklahoma City, OK 73102-8804 | Oil & Gas Operator | Sep 1999 |
| 50 | G M Enterprises | Chanute, KS 66720 | Oil Operator | Jan 1987 |
| 51 | G M G Oil & Gas Corp. | Morris, OK 74445 | Oil & Gas Operator | May 2026 |
| 52 | G M Oil | McPherson, KS 67460 | Oil Operator | Aug 1997 |
| 53 | G M Oil Properties Inc | Eufaula, OK 74432-0841 | Oil & Gas Operator | Feb 2012 |
| 54 | G M Piggott, Jr | | Oil & Gas Operator | Nov 1985 |
| 55 | G N K Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Aug 2020 |
| 56 | G P II Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Sep 2020 |
| 57 | G Productions | Snyder, TX 79549 | Oil & Gas Operator | Jun 1998 |
| 58 | G R B Resources | | Oil Operator | May 1992 |
| 59 | G R B Resources Inc | Tulsa, OK 74136-5108 | Oil & Gas Operator | Aug 2013 |
| 60 | G W F Corporation | Columbus, OH 43215 | Oil & Gas Operator | Dec 2003 |
| 61 | G&G Productions | | Oil Operator | Jan 2025 |
| 62 | G&L Oil And Gas, LLC | Windthorst, TX 76389 | Oil & Gas Operator | Jul 2026 |
| 63 | G-D Oil Oper - D | | Oil Operator | Apr 1990 |
| 64 | G-D Oil Operations | | Oil Operator | May 1997 |
| 65 | G-Green F4P LLC | Howe, OK 74940 | Gas Operator | Apr 2026 |
| 66 | G-R Contracting Inc | Lewisville, OH 43754 | Oil & Gas Operator | Dec 2025 |
| 67 | G-R-F Energy, Inc | Kenton, OH 43326 | Oil & Gas Operator | Dec 1994 |
| 68 | G-W Resources Oper. Co. | | Gas Operator | Dec 1995 |
| 69 | G. & S. Inc. | Gruver, TX 79040 | Oil & Gas Operator | Nov 2023 |
| 70 | G. A. Hawkins Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Jul 2026 |
| 71 | G. B. & F. Exploration, Inc. | | Oil & Gas Operator | Feb 1991 |
| 72 | G. E. Kadane & Sons | | Oil & Gas Operator | Apr 1990 |
| 73 | G. H. Preuitt | | Oil & Gas Operator | Dec 2025 |
| 74 | G. H. Ranch Management, LLC | Pampa, TX 79066 | Oil & Gas Operator | Apr 2013 |
| 75 | G. H. Ranch, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Feb 2006 |
| 76 | G. H. Ranch, LLC | Pampa, TX 79066 | Oil & Gas Operator | Dec 2025 |
| 77 | G. L. Slade, Inc. | | Oil & Gas Operator | Feb 1985 |
| 78 | G. L. Stafford Jr. | | Oil Operator | Dec 1996 |
| 79 | G. R. Goodwill | | Oil & Gas Operator | Jun 1997 |
| 80 | G. S. Properties, Inc. | Arlington, TX 76013 | Oil & Gas Operator | May 1999 |
| 81 | G.& S. Landscaping, Inc. | Houston, TX 77095 | Gas Operator | Jun 2023 |
| 82 | G.A.B.S. Oil, A General Partnership | Ness City, KS 67560 | Oil Operator | Aug 2008 |
| 83 | G.A.P. Production LLC | Sourlake, TX 77659 | Oil Operator | Jul 2026 |
| 84 | G.E.C. Oil And Gas Operations | | Gas Operator | Dec 1984 |
| 85 | G.E.N.Y. Operations | | Oil & Gas Operator | Dec 1999 |
| 86 | G.G. Cornwell | | Oil Operator | Apr 1987 |
| 87 | G.H.W. Holding Company | Odessa, TX 79760 | Oil & Gas Operator | Nov 2000 |
| 88 | G.L. Olson, Inc. | Dewittville, NY 14728 | Gas Operator | Dec 2025 |
| 89 | G.P.C. Oil And Gas Corporation | Midland, TX 79710 | Oil & Gas Operator | Feb 1993 |
| 90 | G.R.P. Gauging, Inc. | Wharton, TX 77488 | Oil & Gas Operator | Oct 2010 |
| 91 | G/S Producing, Inc. | Chester, MT 59522 | Oil & Gas Operator | Mar 2026 |
| 92 | G2GH Operating LLC | Edmond, OK 73003-3207 | Oil Operator | May 2026 |
| 93 | G3 Operating, LLC | | Oil & Gas Operator | May 2013 |
| 94 | Gabbard, Charles | Manchester, KY 40962 | Gas Operator | Dec 2019 |
| 95 | Gabel, Craig | Wichita, KS 67216 | Oil Operator | Jun 2025 |
| 96 | Gable Oil Co. | Chase, KS 67524 | Oil Operator | Sep 1998 |
| 97 | Gable Well Service, Inc. | Chase, KS 67524 | Oil Operator | Apr 1998 |
| 98 | Gadeco, LLC | | Oil & Gas Operator | May 2026 |
| 99 | Gadsco Inc | Ardmore, OK 73402 | Gas Operator | Jun 2013 |
| 100 | Gaea Services, Inc. | San Antonio, TX 78216 | Oil & Gas Operator | Sep 2021 |