| 11001 | Gas Acquisition Co LTD | Akron, OH 44308 | Oil & Gas Operator | Dec 2017 |
| 11002 | Gas Acquisition Corp | | Oil & Gas Operator | Dec 2023 |
| 11003 | Gas Chasers Inc. | Claflin, KS 67525 | Gas Operator | Dec 2009 |
| 11004 | Gas Corporation Of America | Wichita Falls, TX 76307 | Oil & Gas Operator | Nov 2025 |
| 11005 | Gas Development Corporation | Broken Arrow, OK 74012 | Oil & Gas Operator | Mar 2015 |
| 11006 | Gas Engine & Compressor Serv,Inc | Longview, TX 75615 | Oil & Gas Operator | Feb 2003 |
| 11007 | Gas Enhancement Inc | Oklahoma City, OK 73120 | Oil & Gas Operator | Apr 2014 |
| 11008 | Gas Enterprise Company Inc | Wingett Run, OH 45789 | Oil & Gas Operator | Dec 2024 |
| 11009 | Gas Exploration | | Gas Operator | Feb 2005 |
| 11010 | Gas Gathering Corp. | | Oil Operator | Oct 1997 |
| 11011 | Gas Investments, Inc. | | Gas Operator | Dec 1982 |
| 11012 | Gas Marketing, Inc. | Stafford, KS 67578 | Oil Operator | Mar 2007 |
| 11013 | Gas Masters Of America | | Oil & Gas Operator | Oct 1993 |
| 11014 | Gas Masters Of America, Inc. | | Oil & Gas Operator | Nov 2024 |
| 11015 | Gas Processors, Inc. | Columbia, MS 39429 | Oil & Gas Operator | Apr 2019 |
| 11016 | Gas Producing En | | Oil & Gas Operator | Nov 1983 |
| 11017 | Gas Producing Enterprises | Houston, TX 77046 | Oil & Gas Operator | Dec 1983 |
| 11018 | Gas Producing Enterprises, Inc. | | Oil & Gas Operator | Oct 1985 |
| 11019 | Gas Resources, Inc. | Southern Pine, NC 28387 | Oil & Gas Operator | Mar 2004 |
| 11020 | Gas Resources, Limited | | Oil & Gas Operator | Dec 2024 |
| 11021 | Gas Rock Corporation | | Oil Operator | Mar 1983 |
| 11022 | Gas Supply Corp | | Oil & Gas Operator | Dec 2008 |
| 11023 | Gas Transportation Corporation | | Oil & Gas Operator | Aug 1995 |
| 11024 | Gas Ventures LLC | Thermopolis, WY 82443 | Oil & Gas Operator | Oct 2020 |
| 11025 | Gas Well Operators | Pampa, TX 79066 | Gas Operator | Nov 2002 |
| 11026 | Gas Well Operators, Inc. | Pampa, TX 79066 | Gas Operator | Nov 1997 |
| 11027 | Gas Wells, Inc. | Shinnston, WV 26431 | Oil & Gas Operator | Dec 2021 |
| 11028 | Gasamat Oil Corp Of Colorado | Boulder, CO 80303 | Oil Operator | Aug 2025 |
| 11029 | Gasanadarko LTD | Oklahoma City, OK 73116 | Gas Operator | May 1994 |
| 11030 | Gasco Inc | | Oil & Gas Operator | Jun 1998 |
| 11031 | Gasco Production Company | Denver, CO 80237 | Oil & Gas Operator | Dec 2015 |
| 11032 | Gasearch Inc | Girard, OH 44420 | Oil & Gas Operator | Dec 1985 |
| 11033 | Gashoma Inc | Dewey, OK 74029 | Oil & Gas Operator | Oct 2019 |
| 11034 | Gaskins Glendell L | Slick, OK 74071 | Oil & Gas Operator | Aug 2025 |
| 11035 | Gaskins Ronnie Oil Production | Lawton, OK 73501-4529 | Oil Operator | Jun 2014 |
| 11036 | Gaskins William | Lincoln, NE 68516 | Oil Operator | Dec 1998 |
| 11037 | Gasoco, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2005 |
| 11038 | Gasoil, Inc. | Spearman, TX 79081 | Oil & Gas Operator | Dec 2015 |
| 11039 | Gasp Investment LLC | Cherry Tree, PA 15724-7704 | Oil & Gas Operator | Dec 2024 |
| 11040 | Gasper Rice Resources, LTD. | Houston, TX 77068 | Oil & Gas Operator | Nov 2025 |
| 11041 | Gass Energy LLC | Sugar Grove, PA 16350 | Gas Operator | Dec 2024 |
| 11042 | Gassco Petroleum Corporation | Seguin, TX 78155 | Oil & Gas Operator | Nov 2025 |
| 11043 | Gassearch Corporation | | Oil & Gas Operator | Dec 2008 |
| 11044 | Gassiot Holding Corporation | Coleman, TX 76834 | Oil & Gas Operator | Apr 2016 |
| 11045 | Gastar Expl Inc | Houston, TX 77010-3131 | Oil & Gas Operator | Dec 2015 |
| 11046 | Gastar Exploration LLC | Tulsa, OK 74136-1921 | Oil & Gas Operator | Jul 2025 |
| 11047 | Gastar Exploration Texas, LP | Houston, TX 77010 | Oil & Gas Operator | Oct 2018 |
| 11048 | Gastex, Inc. | Midland, TX 79710 | Oil & Gas Operator | Mar 1995 |
| 11049 | Gaston, David A. | Little Genesee, NY 14754 | Oil & Gas Operator | Dec 2024 |
| 11050 | Gate King Properties LLC | | Oil & Gas Operator | Dec 2020 |
| 11051 | Gate Oil And Gas LTD | Duncan, OK 73533 | Oil Operator | Jan 2004 |
| 11052 | Gateway Resources USA Inc | Bartlesville, OK 74006 | Oil & Gas Operator | Jun 2025 |
| 11053 | Gateway Resources, LLC | Wichita, KS 67218 | Oil Operator | Jun 2025 |
| 11054 | Gatewood Edward J "Bob" | Holdenville, OK 74848 | Oil & Gas Operator | May 2013 |
| 11055 | Gatoil (U.S.A.), Inc. | | Oil & Gas Operator | Jul 1988 |
| 11056 | Gator Development, Inc. | Vernon, TX 76384 | Oil Operator | Dec 2004 |
| 11057 | Gator Hawk Gas Co. | | Gas Operator | Dec 2024 |
| 11058 | Gator Oil Co | Banner Elk, NC 28604 | Oil & Gas Operator | Dec 2020 |
| 11059 | Gator Oil Compan | | Oil Operator | May 1992 |
| 11060 | Gauge Oil Company | Luling, TX 78648 | Oil & Gas Operator | Nov 2025 |
| 11061 | Gauntt, Inc. | San Marcos, TX 78666 | Oil & Gas Operator | Dec 2024 |
| 11062 | Gavilan Petroleum Inc | Park City, UT 84060 | Oil & Gas Operator | Dec 2006 |
| 11063 | Gay Drilling Contractors | Duncan, OK 73534-0457 | Oil & Gas Operator | Dec 2014 |
| 11064 | Gaylan Hunt Enterprises Inc | Duncan, OK 73533 | Oil & Gas Operator | Aug 2025 |
| 11065 | Gaylyn, Inc. | Comanche, TX 76442 | Oil & Gas Operator | Nov 2025 |
| 11066 | Gaynor Oil Co. | Sherman, TX 75092 | Oil & Gas Operator | Jun 2002 |
| 11067 | Gazalski Richard S Dba Ski Energy | Henryetta, OK 74437-1208 | Oil & Gas Operator | Dec 2020 |
| 11068 | GBF Operating LLC | Morrison, CO 80465 | Oil & Gas Operator | Nov 2025 |
| 11069 | GBG Operating Corp. | Wichita Falls, TX 76302 | Oil & Gas Operator | Sep 1998 |
| 11070 | Gcea, LLC | Graham, TX 76450 | Oil & Gas Operator | Mar 2008 |
| 11071 | Gcer Onshore, LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2015 |
| 11072 | Gco Drilling Company | Midland, TX 79702 | Oil & Gas Operator | Dec 1993 |
| 11073 | Gcofer LLC | Hobbs, NM 88240 | Oil Operator | Nov 2025 |
| 11074 | Gcows Operating LLC | Montgomery, TX 77356 | Oil Operator | Nov 2025 |
| 11075 | Gda Investments Inc | Oklahoma City, OK 73123-0403 | Oil & Gas Operator | Jul 2025 |
| 11076 | Gde Investments La, L.L.C. | | Oil & Gas Operator | Dec 2024 |
| 11077 | Gde Tiger Petroleum, LLC | | Oil & Gas Operator | Dec 2024 |
| 11078 | Ge Consumer & Industrial | Louisville, KY 40225 | Oil & Gas Operator | Dec 2006 |
| 11079 | Ge Oil & Gas LLC | Hastings, OK 73548-4904 | Oil & Gas Operator | Jan 2025 |
| 11080 | Gea Oil Drilling LLC | | Oil Operator | Dec 2016 |
| 11081 | Gear Petroleum Co Inc | Wichita, KS 67202 | Oil & Gas Operator | Dec 2009 |
| 11082 | Geb Operating, LLC | | Oil & Gas Operator | Jan 2025 |
| 11083 | Gebhard, Paul Robert | Randolph, NY 14772 | Gas Operator | Dec 2024 |
| 11084 | Gec Operating, Inc. | Houston, TX 77024 | Oil & Gas Operator | Nov 2025 |
| 11085 | Gecko | Dallas, TX 75205 | Oil & Gas Operator | Mar 2008 |
| 11086 | Gecko Inc. | Dallas, TX 75201 | Oil & Gas Operator | Aug 2006 |
| 11087 | Gecko Oil & Gas | Brookesmith, TX 76827 | Oil & Gas Operator | Jun 2007 |
| 11088 | Ged Oil Corporation | | Oil & Gas Operator | Aug 2012 |
| 11089 | Gedco Oil & Gas, Inc. | | Gas Operator | May 1992 |
| 11090 | Gee Oil Service LLC | Stafford, KS 67578 | Oil Operator | Feb 2013 |
| 11091 | Gee, Fred E. | Topeka, KS 66614 | Oil Operator | May 1998 |
| 11092 | Geer I L | Clarendon, PA 16313-0126 | Oil & Gas Operator | Dec 2013 |
| 11093 | Geer Production Company | Jacksboro, TX 76458 | Oil & Gas Operator | Nov 2025 |
| 11094 | Gei Management Co., Inc. | Houston, TX 77024 | Oil & Gas Operator | Sep 1993 |
| 11095 | Geiger Albert J Revocable Trust | Tulsa, OK 74107 | Oil Operator | Sep 1994 |
| 11096 | Geigo Co, LLP | | Oil Operator | Dec 2017 |
| 11097 | Geiselman, Grover J. | Richmond, TX 77469 | Oil & Gas Operator | Feb 1995 |
| 11098 | Geiser Operating, Inc. | Portland, TX 78374 | Oil & Gas Operator | Sep 2019 |
| 11099 | Geiser, D. Allen | Portland, TX 78374 | Oil & Gas Operator | Oct 2005 |
| 11100 | Geist Oil Operations | | Oil Operator | Jun 2025 |