| 11901 | Green, Michael Oil | Albany, TX 76430 | Oil Operator | Jun 2025 |
| 11902 | Green, Robert W | Ottawa, KS 66067 | Oil Operator | Nov 1987 |
| 11903 | Green, Roy W. Oil & Gas | San Angelo, TX 76902 | Oil & Gas Operator | Jun 2021 |
| 11904 | Greenbriar Energy Inc. | Houston, TX 77098 | Oil & Gas Operator | Feb 2004 |
| 11905 | Greenbrier Energy Inc | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 11906 | Greenbrier Oper. Co. | Dallas, TX 75229 | Oil & Gas Operator | Feb 2001 |
| 11907 | Greene Energy LLC | Pittsburgh, PA 15241-1405 | Gas Operator | Dec 2006 |
| 11908 | Greene Enterprises, Inc. | Gillette, WY 82717 | Oil Operator | Dec 2009 |
| 11909 | Greene Mary E | Springboro, PA 16435-1635 | Oil & Gas Operator | Dec 2014 |
| 11910 | Greene, R. E. | Baird, TX 79504 | Oil & Gas Operator | Jun 2009 |
| 11911 | Greene, Sheldon K. | Bolivar, NY 14715 | Oil & Gas Operator | Dec 2023 |
| 11912 | Greene, Steven | Le Roy, NY 14482 | Gas Operator | Dec 2023 |
| 11913 | Greene, Vernon | Levelland, TX 79336 | Oil & Gas Operator | May 2002 |
| 11914 | Greenfield Baptist CH | North East, PA 16428-5610 | Gas Operator | Dec 2024 |
| 11915 | Greenhaw, Morris R Oil & Gas Inc | Desdemona, TX 76445 | Oil & Gas Operator | May 2006 |
| 11916 | Greenhaw, Morris R. | Desdemona, TX 76445 | Oil & Gas Operator | Jun 2025 |
| 11917 | Greenhead Energy Operating LLC | Oklahoma City, OK 73131 | Oil & Gas Operator | Apr 2025 |
| 11918 | Greenhill Petroleum Corporation | Houston, TX 77077 | Oil & Gas Operator | Jan 1998 |
| 11919 | Greenlake Energy Operating, LLC | Austin, TX 78746 | Oil & Gas Operator | Jun 2025 |
| 11920 | Greenland Operating LLC | | Oil Operator | Mar 2025 |
| 11921 | Greenland Petroleum Co | Belle Valley, OH 43717-178-178 | Oil & Gas Operator | Dec 1991 |
| 11922 | Greenlee Oil And Gas LLC | Norman, OK 73072 | Oil & Gas Operator | Mar 2025 |
| 11923 | Greenlight Enterprises LLC | McKinney, TX 75072 | Oil Operator | Jun 2025 |
| 11924 | Greenridge Oil Company LLC | Mill Valley, CA 94942 | Oil & Gas Operator | Dec 2023 |
| 11925 | Greenridge Oil Inc | New Freeport, PA 15352-1560 | Oil & Gas Operator | Dec 2024 |
| 11926 | Greensburg Energy, LLC | Greensburg, KY 42743 | Oil Operator | Dec 2023 |
| 11927 | Greensburg Oilfield LLC | Zenda, KS 67159 | Oil Operator | Nov 2013 |
| 11928 | Greenstone Energy, LLC | Houston, TX 77208 | Oil Operator | Jun 2025 |
| 11929 | Greenstreet Lloyd | | Oil Operator | Dec 1986 |
| 11930 | Greenville Land Development Co. | Elizabeth, WV 26143-0252 | Oil & Gas Operator | Dec 2021 |
| 11931 | Greenville Oil Company | Greenville, KY 42345 | Oil Operator | Dec 2023 |
| 11932 | Greenville Operating Company | Dallas, TX 75206 | Oil & Gas Operator | Oct 1996 |
| 11933 | Greenwerks Outdoor Services LLC | Stockdale, TX 78160 | Oil Operator | Jun 2025 |
| 11934 | Greenwich Oil Corporation | Dallas, TX 75225 | Oil & Gas Operator | Mar 1994 |
| 11935 | Greenwood Energy Inc | Oklahoma City, OK 73116-9083 | Oil & Gas Operator | Mar 2015 |
| 11936 | Greenwood Holding Inc | Englewood, CO 80110 | Oil & Gas Operator | Jun 1993 |
| 11937 | Greenwood Holdings Inc | Englewood, CO BADADDR | Oil & Gas Operator | Jul 1995 |
| 11938 | Greenwood James W | New Matamoras, OH 45767 | Oil & Gas Operator | Dec 2014 |
| 11939 | Greenwood Janet | Mannford, OK 74044 | Oil Operator | Apr 2014 |
| 11940 | Greenwood Oil Company | Skiatook, OK 74070 | Oil & Gas Operator | Aug 2013 |
| 11941 | Greenwood Oil LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2024 |
| 11942 | Greenwood Resources | | Oil & Gas Operator | Jan 1992 |
| 11943 | Greenwood Resources L.L.C. | Pratt, KS 67124 | Oil Operator | Feb 2025 |
| 11944 | Greer & Beckham Gas Co Inc | Shamrock, TX 79079-0606 | Oil & Gas Operator | Aug 2013 |
| 11945 | Greer Energy, Inc. | | Oil Operator | Dec 1996 |
| 11946 | Greer Exploration Corporation | Shreveport, LA 71118 | Oil & Gas Operator | Jul 2017 |
| 11947 | Greer Family Trust | Ponca City, OK 74601-8126 | Oil Operator | Aug 2018 |
| 11948 | Greer Industries, Inc. | Morgantown, WV 26507-1900 | Gas Operator | Dec 2021 |
| 11949 | Greer Oil Compan | | Oil & Gas Operator | Jun 1988 |
| 11950 | Greer Tom & Welm | | Oil Operator | Mar 1995 |
| 11951 | Greer Tom R | Ponca City, OK 74602-2444 | Oil & Gas Operator | May 2013 |
| 11952 | Greer, Inc. | Arnoldsburg, WV 25234 | Oil & Gas Operator | Dec 2021 |
| 11953 | Greer, Joseph V. | Yates Center, KS 66783 | Oil & Gas Operator | Oct 2005 |
| 11954 | Greer, Tom | Ponca City, OK 74602 | Oil Operator | Aug 2016 |
| 11955 | Greg Davis Investments Inc | Edmond, OK 73034-6621 | Oil Operator | May 2020 |
| 11956 | Greg Hall Oil & Gas LLC | Norman, OK 73072 | Oil & Gas Operator | Mar 2025 |
| 11957 | Gregco, Inc. | Paducah, TX 79248 | Oil & Gas Operator | May 1999 |
| 11958 | Gregg Operating, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2025 |
| 11959 | Gregg Price Corp | Dover, OH 44622 | Oil & Gas Operator | Dec 2014 |
| 11960 | Gregory, J. Russell Inc. | Houston, TX 77025 | Gas Operator | Nov 2009 |
| 11961 | Gregory, JD | | Oil & Gas Operator | Dec 2021 |
| 11962 | Greka Am Inc | Santa Maria, CA 93454 | Oil & Gas Operator | May 2013 |
| 11963 | Grenadier Energy Partners II,LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Dec 2020 |
| 11964 | Gresham Oil & Gas (USA) Inc. | Littleton, CO 80122 | Oil & Gas Operator | Jan 1999 |
| 11965 | Gress Oil & Gas | Coshocton, OH 43812 | Oil & Gas Operator | Dec 2024 |
| 11966 | Gressel Production, LLC | South Haven, KS 67140 | Oil & Gas Operator | Feb 2025 |
| 11967 | Gressel, Dewey H. | | Oil Operator | Dec 2009 |
| 11968 | Greta Operating Company LLC | Refugio, TX 78377 | Oil & Gas Operator | Jun 2025 |
| 11969 | Grewing, Florence T. | Muenster, TX 76252 | Oil & Gas Operator | Mar 2008 |
| 11970 | Grewing, Herman | Muenster, TX 76252 | Oil & Gas Operator | Apr 1997 |
| 11971 | Grewing, Herman Operating, Inc. | Muenster, TX 76252 | Oil Operator | Jun 2025 |
| 11972 | Grewing, Wayne R. Oil & Gas, LLC | Muenster, TX 76252 | Oil Operator | Apr 2018 |
| 11973 | Grey Eagle Construction Company, Inc. | Kermit, WV 25674 | Gas Operator | Dec 2021 |
| 11974 | Grey Hawk Operating LLC | Birmingham, AL 35242 | Oil Operator | Jan 2024 |
| 11975 | Grey Oil Company | Pratt, KS 67124 | Oil & Gas Operator | Sep 2007 |
| 11976 | Grey Rider Energy, LLC | Schertz, TX 78154 | Oil & Gas Operator | Jun 2025 |
| 11977 | Grey Wolf Production Company, Inc. | Garnett, KS 66032-0426 | Oil Operator | Mar 2015 |
| 11978 | Grey, Glenn E. | Haviland, KS 67059 | Oil Operator | Mar 2002 |
| 11979 | Grey, Huey P. | Greensburg, KS 67054 | Oil Operator | Dec 1984 |
| 11980 | Grey, James H. | Greensburg, KS 67054 | Gas Operator | Nov 1988 |
| 11981 | Grey, Lonnie & Lennie Adams | Ravenna, KY 40472 | Oil Operator | Dec 2016 |
| 11982 | Greylock Conventional, LLC | Charleston, WV 25311 | Oil & Gas Operator | Apr 2025 |
| 11983 | Greylock Opco LLC | Charleston, WV 25311 | Oil & Gas Operator | Dec 2024 |
| 11984 | Greylock Production LLC | Charleston, WV 25311-1264 | Oil & Gas Operator | Apr 2025 |
| 11985 | Greystone Exploration Co | Oklahoma City, OK 73177 | Oil & Gas Operator | Apr 1996 |
| 11986 | Greystone Oil & Gas, LLP | Houston, TX 77057 | Oil & Gas Operator | Dec 2015 |
| 11987 | Greystone Operating, Inc. | | Oil & Gas Operator | Nov 2009 |
| 11988 | Greystone Petroleum, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Jun 2025 |
| 11989 | Greystone, Inc. | Hays, KS 67601 | Oil Operator | Jun 2019 |
| 11990 | Gribble Jr R W | Dallas, TX 75235 | Oil & Gas Operator | Apr 2014 |
| 11991 | Gribble Oil Company | | Oil & Gas Operator | Jun 1996 |
| 11992 | Gribble Oil Corporation | Dallas, TX 75235 | Oil Operator | Aug 1994 |
| 11993 | Griebel-Valliquette | Stroud, OK 74079-0231 | Oil & Gas Operator | Aug 2016 |
| 11994 | Griffin & Griffin Expl, LLC | | Oil & Gas Operator | Apr 2025 |
| 11995 | Griffin & Griffin Oil Co. Inc. | | Oil & Gas Operator | Jun 2001 |
| 11996 | Griffin & Griffin Oil Co., Inc Et Al | | Oil & Gas Operator | Jan 2010 |
| 11997 | Griffin Bennie C | Arora, CO 80011 | Gas Operator | Dec 1993 |
| 11998 | Griffin Energy | | Oil & Gas Operator | May 1991 |
| 11999 | Griffin Energy Holdings, LLC | Plano, TX 75093 | Oil Operator | Jun 2025 |
| 12000 | Griffin Management LLC | | Oil & Gas Operator | Feb 2010 |