| 1001 | LLP Gas And Oil Corporation | Dover, OH 44622 | Oil & Gas Operator | Dec 2024 |
| 1002 | LLT Energy, Inc. | Luling, TX 78648 | Oil & Gas Operator | Feb 2026 |
| 1003 | LMG Operating Company, Inc. | Graham, TX 76450 | Oil & Gas Operator | Feb 2007 |
| 1004 | LMH Energy | Wichita Falls, TX 76302 | Oil & Gas Operator | Feb 2026 |
| 1005 | LMN Oil And Gas, Inc. | Luling, TX 78648 | Oil & Gas Operator | Mar 2008 |
| 1006 | LMP Exploration Operating, LLC | Corpus Chrsti, TX 78477 | Oil & Gas Operator | Feb 2008 |
| 1007 | LMP Petroleum, Inc. | Corpus Chrsti, TX 78477 | Oil & Gas Operator | Jan 2010 |
| 1008 | LNG Gathering Company | | Oil Operator | Oct 2024 |
| 1009 | LNH Oil Company | Midland, TX 79708 | Oil & Gas Operator | Jan 2006 |
| 1010 | LNR Energy Corp | Houston, TX 77002 | Oil & Gas Operator | Mar 2008 |
| 1011 | Lo-Jel Energy LLC | Oklahoma City, OK 73162-7418 | Oil & Gas Operator | Nov 2019 |
| 1012 | Lo-Jo Oil Inc | Kingfisher, OK 73750 | Oil & Gas Operator | Jul 2001 |
| 1013 | Loan Asset Issuer LLC, Series 2021 NG-1 | New York, NY 10022 | Oil & Gas Operator | Dec 2025 |
| 1014 | Lobar Oil Co LLC | Edmond, OK 73013 | Oil & Gas Operator | Nov 2025 |
| 1015 | Lobo Energy, Inc. | Laredo, TX 78044 | Oil & Gas Operator | Nov 1996 |
| 1016 | Lobo Exploration Company | Yukon, OK 73099 | Oil & Gas Operator | Nov 2025 |
| 1017 | Lobo Oil & Gas, LLC | Benedict, KS 66714 | Oil Operator | Jan 2019 |
| 1018 | Lobo Oil Company | Woodson, TX 76491 | Oil & Gas Operator | Sep 1999 |
| 1019 | Lobo Operating, Inc. | Houston, TX 77077 | Oil & Gas Operator | Dec 2024 |
| 1020 | Lobo Operations LLC | | Oil Operator | Dec 2025 |
| 1021 | Lobo Petroleum Inc | Guymon, OK 73942-0714 | Oil Operator | Jul 2016 |
| 1022 | Lobo Production, Inc | Goodland, KS 67735 | Gas Operator | Sep 2025 |
| 1023 | Lobo Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 1995 |
| 1024 | Lobo Resources, LTD. | Houston, TX 77077 | Oil & Gas Operator | Apr 1994 |
| 1025 | Lobodo Inc. | | Oil & Gas Operator | Apr 2003 |
| 1026 | Local, Inc. | Orange Park, FL 32073 | Oil & Gas Operator | Dec 2025 |
| 1027 | Locators Oil And Gas Inc | Guthrie, OK 73044 | Oil & Gas Operator | Oct 2022 |
| 1028 | Loch Exploration, Inc. | | Oil & Gas Operator | Apr 1990 |
| 1029 | Locin Oil Corporation | Katy, TX 77494 | Oil & Gas Operator | Feb 2026 |
| 1030 | Lock 3 Company | Pittsburgh, PA 15220 | Oil & Gas Operator | Dec 2017 |
| 1031 | Lock Arbor Production Co | | Gas Operator | Aug 1987 |
| 1032 | Lockard Petroleum, Inc. | Hamilton, KS 66853 | Oil Operator | Dec 2019 |
| 1033 | Locke Stock & Barrel Res Inc | Calgary, AB T2P3G | Oil Operator | Nov 1998 |
| 1034 | Locke-Taylor Drilling Co | Rifle, CO 81650 | Gas Operator | Mar 2006 |
| 1035 | Lockhart Oil LLC | Neosho Falls, KS 66758 | Oil Operator | Jul 2025 |
| 1036 | Locklin Exp & Prod Corp | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2011 |
| 1037 | Lockout Corporation | Austin, TX 78746 | Oil & Gas Operator | Feb 2026 |
| 1038 | Lockridge, John P | Denver, CO 80202 | Gas Operator | Mar 1999 |
| 1039 | Loco | Casper, WY 82602 | Oil & Gas Operator | Jul 2022 |
| 1040 | Loco Oil Company | Loco, OK 73442 | Oil Operator | Feb 1993 |
| 1041 | Locust Ridge Gas Company | | Oil Operator | Mar 2003 |
| 1042 | Lode Holdings, LLC | Wichita Falls, TX 76301 | Oil Operator | Feb 2026 |
| 1043 | Lodel Energy Resources Corporation | Houston, TX 77042 | Oil & Gas Operator | Feb 2026 |
| 1044 | Lodestone Operating | Portland, TX 78374 | Oil & Gas Operator | Oct 2025 |
| 1045 | Lodestone Operating, Inc. | Portland, TX 78374 | Oil & Gas Operator | Feb 2026 |
| 1046 | Lodi Drilling & Service Co. | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Feb 2026 |
| 1047 | Lodi Gas Storage L.L.C. | | Gas Operator | Dec 2025 |
| 1048 | Lodi Operating Company LLC | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Feb 2026 |
| 1049 | Loe Oil & Gas Corporation | | Gas Operator | Dec 1977 |
| 1050 | Loe Petroleum & Environmental Engineering LLC | | Oil Operator | Oct 2025 |
| 1051 | Loe Pipe Yard, Inc. | | Oil & Gas Operator | Jan 1997 |
| 1052 | Loeb Bros., LLC | Lawrenceville, IL 62439 | Oil Operator | Dec 2016 |
| 1053 | Loeb Herman L | | Oil & Gas Operator | Jan 1996 |
| 1054 | Loeb LLC* Herman L | | Oil & Gas Operator | Dec 2025 |
| 1055 | Loeb, Herman L, LLC | Lawrenceville, IL 62439 | Oil Operator | Dec 2017 |
| 1056 | Loewen E K | | Oil Operator | Mar 1986 |
| 1057 | Loewen Operator | | Oil & Gas Operator | Mar 1995 |
| 1058 | Loewen Operator, Inc. | Canton, KS 67428 | Oil & Gas Operator | Sep 2025 |
| 1059 | Lofton, W. A. | Wichita Falls, TX 76301 | Oil & Gas Operator | Jun 1998 |
| 1060 | Log Energy | MT Gilead, OH 43338 | Oil Operator | Dec 2024 |
| 1061 | Log Operating, LLC | Eagle Pass, TX 78853 | Oil & Gas Operator | Feb 2026 |
| 1062 | Logan Clay Prod Company | Logan, OH 43138 | Oil & Gas Operator | Dec 2005 |
| 1063 | Logan Energy Co. | Cross Plains, TX 76443 | Oil & Gas Operator | Nov 1997 |
| 1064 | Logan Gas Inc | Logan, OH 43138 | Oil & Gas Operator | Dec 2024 |
| 1065 | Logan Oil Company | Wewoka, OK 74884-9796 | Oil & Gas Operator | Sep 2014 |
| 1066 | Logan Oil, LLC | | Oil & Gas Operator | May 2010 |
| 1067 | Logan Productions LLC | Wewoka, OK 74884 | Oil Operator | May 2025 |
| 1068 | Logas Energy, LLC | Lafayette, LA 70508 | Oil & Gas Operator | Feb 2026 |
| 1069 | Logos Operating, LLC | Farmington, NM 87401 | Oil & Gas Operator | Dec 2025 |
| 1070 | Logsdon Richard | | Oil Operator | Mar 1988 |
| 1071 | Logue And Patterson, Inc. | | Oil & Gas Operator | Nov 1991 |
| 1072 | Loil Oil LLC | Golden, CO 80402 | Oil & Gas Operator | Dec 2025 |
| 1073 | Loin Energy Corporation | La Grange, TX 78945 | Oil & Gas Operator | Feb 2026 |
| 1074 | Loki Oil LLC | Cushing, OK 74023 | Oil & Gas Operator | Nov 2024 |
| 1075 | Lola Energy Petroco LLC | Canonsburg, PA 15317 | Gas Operator | Dec 2025 |
| 1076 | Lolocav, LLC | Sonora, TX 76950 | Oil & Gas Operator | Feb 2026 |
| 1077 | Loloff Construction Inc | | Oil & Gas Operator | Apr 2016 |
| 1078 | Loma Enterprises Inc | Cortland, OH 44410 | Oil & Gas Operator | Dec 1998 |
| 1079 | Loma Oil Company | San Antonio, TX 78209 | Oil & Gas Operator | Apr 2014 |
| 1080 | Loma VIsta Farms | Floresville, TX 78114 | Oil & Gas Operator | Jun 2019 |
| 1081 | Lomak Petroleum Michigan Inc | | Gas Operator | Jul 1992 |
| 1082 | Lomak Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Aug 1998 |
| 1083 | Loman Linda Gann | Norman, OK 73069-6548 | Oil Operator | Apr 2011 |
| 1084 | Lomax Exploration Company | Roosevelt, UT 84066 | Oil & Gas Operator | Jun 1995 |
| 1085 | Lomax Operating Company, Inc. | Abilene, TX 79602 | Oil & Gas Operator | Jun 2011 |
| 1086 | London Petroleum Corporation | Wichita Falls, TX 76307 | Oil & Gas Operator | Feb 2026 |
| 1087 | London William W | Oklahoma City, OK 73116 | Oil & Gas Operator | Nov 2015 |
| 1088 | London William W Inc | Oklahoma City, OK 73116-5116 | Oil & Gas Operator | Apr 2016 |
| 1089 | Lone Eagle LLC | | Oil & Gas Operator | Dec 2003 |
| 1090 | Lone Jack Oil Co. | | Oil Operator | Sep 2025 |
| 1091 | Lone Mountain Prod | | Oil Operator | Dec 2018 |
| 1092 | Lone Mountain Production Company | | Oil & Gas Operator | Jan 2016 |
| 1093 | Lone MTN Production Co | Billings, MT 59108-0965 | Oil & Gas Operator | Jul 2019 |
| 1094 | Lone Oak Energy Inc | Kyle, TX 78640 | Oil & Gas Operator | Feb 2026 |
| 1095 | Lone Pine Operating Company, Inc. | Salem, WV 26426 | Oil & Gas Operator | Dec 2021 |
| 1096 | Lone Pine Production Assoc.,Inc. | Houston, TX 77056 | Oil & Gas Operator | Apr 1993 |
| 1097 | Lone Star Gas Co. | Dallas, TX 75201 | Oil & Gas Operator | Jul 1999 |
| 1098 | Lone Star Interests, Inc. | Chanute, KS 66720 | Oil Operator | Sep 2001 |
| 1099 | Lone Star Land And Energy II LLC | Dallas, TX 75214 | Oil & Gas Operator | Jan 2020 |
| 1100 | Lone Star Oil & Gas | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |