| 9001 | Eastern States Oil & Gas, Inc. | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2020 |
| 9002 | Easterwood D E | Duncan, OK 73533-1013 | Oil & Gas Operator | Jun 2001 |
| 9003 | Eastex Energy LLC | Shawnee, OK 74804 | Oil Operator | Oct 2025 |
| 9004 | Eastex Gas Production Co. | Houston, TX 77042 | Oil & Gas Operator | Aug 1996 |
| 9005 | Eastex Operating, Inc. | Tyler, TX 75701 | Oil & Gas Operator | Jun 2003 |
| 9006 | Eastland Energy Group Inc | Byesville, OH 43723 | Oil & Gas Operator | Dec 2024 |
| 9007 | Eastland Exploration, Inc. | Austin, TX 78763 | Oil & Gas Operator | Apr 1997 |
| 9008 | Eastland Oil Company, The | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 9009 | Eastland Operating, L.L.C. | Ranger, TX 76470 | Oil & Gas Operator | Feb 2026 |
| 9010 | Eastok Energy Partners LLC | Edmond, OK 73013-1044 | Oil & Gas Operator | Oct 2025 |
| 9011 | Eastok Pipeline LLC | Midland, TX 79710 | Gas Operator | May 2019 |
| 9012 | Easy Street Oil, Inc. | Iola, KS 66749 | Oil Operator | Sep 1999 |
| 9013 | Ebara Elliott Energy | Jeannette, PA 15644-1474 | Gas Operator | Dec 2022 |
| 9014 | Eberle C Fred | Blackwell, OK 74631 | Oil Operator | Jun 1993 |
| 9015 | Eberly & Meade | Oklahoma City, OK 73118 | Oil & Gas Operator | Jul 2002 |
| 9016 | Eberspecher Drilling Inc | Casper, WY 82601 | Oil & Gas Operator | Dec 2000 |
| 9017 | Eblen Frank Syndicate Inc | Atlantic, IA 50022 | Oil & Gas Operator | Jul 2014 |
| 9018 | Ebs Oil & Gas Partners Op.Co.,LP | Dallas, TX 75219 | Oil & Gas Operator | May 2006 |
| 9019 | Ebtb Corp | Morgantown, WV 26504 | Oil & Gas Operator | Dec 2016 |
| 9020 | Eby Frank V Corporation | Yukon, OK 73085-0860 | Oil Operator | Sep 2016 |
| 9021 | Eby Oil Co. | | Oil Operator | Sep 2017 |
| 9022 | Ec Stryker Inc | Decatur, TX 76234 | Oil & Gas Operator | Dec 2015 |
| 9023 | Eca Holdings, L.P. | Sugar Land, TX 77478 | Oil & Gas Operator | Mar 2010 |
| 9024 | Ecapa Energy Company | Holliday, TX 76366 | Oil Operator | Feb 2026 |
| 9025 | Ecc Energy Corporation | Dewey, OK 74029 | Oil & Gas Operator | Feb 2020 |
| 9026 | Ecco | | Oil Operator | Sep 2025 |
| 9027 | Ech Production LLC | Abilene, TX 79608 | Oil Operator | Feb 2026 |
| 9028 | Echelon Land & Exploration Co. | Havana, FL 32333 | Oil Operator | Apr 1997 |
| 9029 | Echo Drilling Inc | Dover, OH 43622 | Oil & Gas Operator | Dec 2024 |
| 9030 | Echo E & P LLC | Oklahoma City, OK 73102-6439 | Oil & Gas Operator | Oct 2025 |
| 9031 | Echo Hawk Energy LLC | Tulsa, OK 74103 | Gas Operator | Dec 2010 |
| 9032 | Echo Production Inc | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 9033 | Echols & Assoc. | | Oil Operator | Apr 1986 |
| 9034 | Echols & Gray Bros. | Snyder, TX 79549 | Oil & Gas Operator | Jul 2003 |
| 9035 | Echols Oil Company | Caddo, TX 76429 | Oil & Gas Operator | Jan 2012 |
| 9036 | Echols Oil Company, L.L.C. | Caddo, TX 76429 | Oil & Gas Operator | Feb 2026 |
| 9037 | Eck Petroleum LLC | Kingman, KS 67068 | Oil Operator | Nov 2019 |
| 9038 | Eckard Operating, LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Oct 2025 |
| 9039 | Eclipse Oil & Gas, Inc. | Midland, TX 79703 | Oil & Gas Operator | Feb 2026 |
| 9040 | Eclipse Petroleum | | Oil & Gas Operator | Aug 1991 |
| 9041 | Eclipse Petroleum Corporation | La Grange, TX 78945 | Oil & Gas Operator | Aug 2003 |
| 9042 | Eclipse Production Co | | Oil Operator | Nov 2005 |
| 9043 | Eclipse Resources I LP | Spring, TX 77389 | Oil & Gas Operator | Dec 2021 |
| 9044 | Eclipse Resources-Ohio LLC | Morgantown, WV 26508 | Oil & Gas Operator | Dec 2020 |
| 9045 | Eclipse Services, Inc. * | La Grange, TX 78945 | Oil & Gas Operator | Jul 2003 |
| 9046 | Ecm Exploration Inc | Punxsutawney, PA 15767-6601 | Gas Operator | Dec 2024 |
| 9047 | Eco Production LLC | Wooster, OH 44691-4683 | Oil & Gas Operator | Dec 2024 |
| 9048 | Ecological Energy, Inc. | Morgantown, WV 26507-0000 | Oil & Gas Operator | Dec 2021 |
| 9049 | Ecology Auto Wrecking | | Oil Operator | Dec 2005 |
| 9050 | Ecoserv Environmental SVCS, LLC | Abbeville, LA 70510 | Oil Operator | Feb 2026 |
| 9051 | Ed Broome, Inc. | Glenville, WV 26351 | Oil & Gas Operator | Dec 2021 |
| 9052 | Ed I. Estis | | Oil & Gas Operator | Sep 1998 |
| 9053 | Ed Shea | | Oil Operator | Sep 1990 |
| 9054 | Edco Drilling & Producing | MT Gilead, OH 43338 | Oil & Gas Operator | Dec 2006 |
| 9055 | Edco Energy, Inc. | Austin, TX 78738 | Oil & Gas Operator | May 2003 |
| 9056 | Edco Petroleum, Inc. | Dallas, TX 75202 | Oil & Gas Operator | Mar 2005 |
| 9057 | Eddie Mayo | | Oil Operator | Jun 2006 |
| 9058 | Eddie'S Royalties, Inc. | Rising Star, TX 76471 | Oil & Gas Operator | Feb 2026 |
| 9059 | Eddie'S Submersible Service Inc | Shawnee, OK 74801-5047 | Oil & Gas Operator | Mar 2015 |
| 9060 | Eddings, Steve L | | Oil & Gas Operator | Jul 2022 |
| 9061 | Eddleman, M. W. | Nichols Hill, OK 73116 | Oil & Gas Operator | Nov 2000 |
| 9062 | Eddy Enterprises, Inc. | | Oil & Gas Operator | Sep 2023 |
| 9063 | Eddy, Dale E. | Andover, NY 14806 | Oil & Gas Operator | Dec 2024 |
| 9064 | Eden Central School District | Eden, NY 14057 | Gas Operator | Dec 2024 |
| 9065 | Eden VFW Post No 8265 | Eden, NY 14057 | Gas Operator | Dec 2024 |
| 9066 | Edf Trading Resources, LLC | Austin, TX 78746 | Oil & Gas Operator | Jul 2015 |
| 9067 | Edgar, Verlon | Belle Chasse, LA 70037 | Oil & Gas Operator | Feb 1998 |
| 9068 | Edge Barnett Operating Comp LLC | Fort Worth, TX 76107 | Gas Operator | Nov 2013 |
| 9069 | Edge Energy II LLC | Golden, CO 80401 | Oil & Gas Operator | Nov 2025 |
| 9070 | Edge Energy LLC | | Oil & Gas Operator | Oct 2025 |
| 9071 | Edge Exploration, Inc. | Graham, TX 76450 | Oil & Gas Operator | Mar 2006 |
| 9072 | Edge Oil & Gas Properties | Archer City, TX 76351 | Oil & Gas Operator | Feb 2026 |
| 9073 | Edge Oil And Gas, LLC | Abilene, TX 79602 | Oil Operator | Feb 2026 |
| 9074 | Edge Oil Company Inc | Cleveland, OK 74020-0284 | Oil & Gas Operator | Feb 2024 |
| 9075 | Edge Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Jun 1999 |
| 9076 | Edge Petroleum Oper. Co., Inc. | Houston, TX 77042 | Oil & Gas Operator | Nov 2010 |
| 9077 | Edge Resources Operating, L.L.C. | Fort Worth, TX 76107 | Gas Operator | Jan 2020 |
| 9078 | Edge, Fred Well Service Co. | Archer City, TX 76351 | Oil & Gas Operator | May 2024 |
| 9079 | Edgewater Oil Co. Inc. | | Oil & Gas Operator | Jul 1995 |
| 9080 | Edgewood Exploration Inc. | | Oil & Gas Operator | Mar 1993 |
| 9081 | Edgington, Jimmy C | MT Carmel, IL 62863 | Oil Operator | Dec 2021 |
| 9082 | Edinburgh Energy Partners, LLC | Midland, TX 79707 | Oil & Gas Operator | Feb 2026 |
| 9083 | Edinger Engineering, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Nov 2025 |
| 9084 | Edinger Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 2007 |
| 9085 | Edinger Incorpor | | Oil Operator | Oct 1986 |
| 9086 | Edington Oil Company | Albany, TX 76430 | Oil & Gas Operator | Aug 2006 |
| 9087 | Edison Beneficial Reuse | | Oil & Gas Operator | Oct 2025 |
| 9088 | Edison Operating Company LLC | Wichita, KS 67226 | Oil & Gas Operator | Sep 2025 |
| 9089 | Edisto Resources Corporation | Houston, TX 77057 | Oil & Gas Operator | Oct 1999 |
| 9090 | Edler, John W. And Susan | Irving, NY 14081 | Gas Operator | Dec 2024 |
| 9091 | Edmar Company, L.L.C. | Midland, TX 79702 | Oil & Gas Operator | Feb 2020 |
| 9092 | Edmiston Oil Com | | Oil & Gas Operator | May 1994 |
| 9093 | Edmiston Oil Company, Inc. | Wichita, KS 67202 | Oil & Gas Operator | Sep 2025 |
| 9094 | Edmonds Management Company | Richardson, TX 75081 | Oil & Gas Operator | Mar 2015 |
| 9095 | Edmonds, Karl F. Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Feb 2005 |
| 9096 | Edmondson Oil & Gas | Ballinger, TX 76821 | Oil & Gas Operator | Feb 2026 |
| 9097 | Edp Management Company | Houston, TX 77056 | Oil & Gas Operator | Jul 2018 |
| 9098 | Edward Mike Davis | Las Vegas, NV 89107 | Oil & Gas Operator | Feb 2003 |
| 9099 | Edward Mike Davis, L.L.C. | | Oil & Gas Operator | Dec 2006 |
| 9100 | Edward Oil Company | Youngsville, PA 16371 | Oil & Gas Operator | Nov 2024 |