| 17901 | Lynal, Inc. | | Oil & Gas Operator | Oct 1988 |
| 17902 | Lynal, Inc.- Michel T Halbouty | | Oil & Gas Operator | Oct 1984 |
| 17903 | Lynan Energy Inc | Oklahoma City, OK 73120 | Oil & Gas Operator | May 2013 |
| 17904 | Lynbrook Oil Company | Houston, TX 77057 | Oil & Gas Operator | Dec 2008 |
| 17905 | Lynch, W. W. | San Antonio, TX 78205 | Oil & Gas Operator | Jul 2006 |
| 17906 | Lynch, W. Waldo | Uvalde, TX 78801 | Oil & Gas Operator | Jan 1996 |
| 17907 | Lynch, Wilbur Waldo, Estate Of | New Braunfels, TX 78130 | Oil & Gas Operator | Oct 2017 |
| 17908 | Lynco Oilfield Equipment, Inc. | Giddings, TX 78942 | Oil & Gas Operator | Aug 2003 |
| 17909 | Lynco Production Company | Dallas, TX 75243 | Oil & Gas Operator | Nov 1999 |
| 17910 | Lynd, J. L., Inc. | Austin, TX 78716 | Oil & Gas Operator | Sep 2009 |
| 17911 | Lyndum, Inc. | Weatherford, TX 76088 | Oil & Gas Operator | Oct 2009 |
| 17912 | Lyne Energy Corporation | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1995 |
| 17913 | Lynn Creek Energy | McKinney, TX 75071 | Oil & Gas Operator | Nov 2015 |
| 17914 | Lynn Creek Oil Company | Allen, TX 75002 | Oil & Gas Operator | Apr 2020 |
| 17915 | Lynn Creek Oil Partnership, II | Dallas, TX 75243 | Oil & Gas Operator | Oct 2003 |
| 17916 | Lynn Creek Production Company | Allen, TX 75002 | Oil & Gas Operator | Dec 2011 |
| 17917 | Lynn Riggs LLC | Sebring, OH 44672 | Oil & Gas Operator | Dec 2023 |
| 17918 | Lynn William R | Pawhuska, OK 74056 | Oil & Gas Operator | May 2013 |
| 17919 | Lynx Energy Company, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Mar 2008 |
| 17920 | Lynx Oil Co., Inc. | Denton, TX 76207 | Oil & Gas Operator | Sep 2003 |
| 17921 | Lynx Oklahoma Operating LLC | Oklahoma City, OK 73116 | Oil & Gas Operator | Jan 2025 |
| 17922 | Lynx Operating Co., Inc. | Dallas, TX 75206 | Oil & Gas Operator | Apr 2025 |
| 17923 | Lynx Petroleum Consultants Inc. | Hobbs, NM 88241 | Oil & Gas Operator | Feb 2024 |
| 17924 | Lyon Canyon Oil Corp. | | Oil & Gas Operator | Dec 1986 |
| 17925 | Lyon Energy, Inc. | Plano, TX 75075 | Oil & Gas Operator | Feb 2000 |
| 17926 | Lyon Hoyle | Sasakwa, OK 74867 | Oil Operator | Sep 2024 |
| 17927 | Lyon Oil Company | | Oil Operator | Mar 1985 |
| 17928 | Lyon Operating Company Inc.(Iii) | Jacksboro, TX 76458 | Oil & Gas Operator | Apr 2025 |
| 17929 | Lyon, John J. | Bozeman, MT 59718 | Oil & Gas Operator | Jun 2022 |
| 17930 | Lyons & Lyons Inc | Tulsa, OK 74119 | Oil & Gas Operator | Jan 2025 |
| 17931 | Lyons & Prentiss | | Oil Operator | Jan 2025 |
| 17932 | Lyons Pet., McCain & Jackson | | Oil & Gas Operator | Dec 1981 |
| 17933 | Lyons Petroleum Inc.-Dykes | | Oil & Gas Operator | Oct 1988 |
| 17934 | Lyons Petroleum, Inc. | | Oil & Gas Operator | Oct 1988 |
| 17935 | Lyons, Clarence Jr. | Chanute, KS 66720 | Oil Operator | Dec 2024 |
| 17936 | Lyons, Hilliard & Watson, Inc. | | Oil & Gas Operator | Jan 1989 |
| 17937 | Lyric Energy, Inc. | Amarillo, TX 79105 | Oil & Gas Operator | Mar 1996 |
| 17938 | Lyster Oil Company Inc | | Oil & Gas Operator | Nov 2020 |
| 17939 | Lytle & Phillips | Mexia, TX 76667 | Oil & Gas Operator | Mar 2008 |
| 17940 | Lytle Creek Operating, Inc. | Abilene, TX 79606 | Oil & Gas Operator | Apr 2025 |
| 17941 | LZB Energy, LLC | Austin, TX 78737 | Gas Operator | Jul 2020 |
| 17942 | LZS Corporation | Tulsa, OK 74105 | Oil & Gas Operator | Jan 2007 |
| 17943 | M & A Oil Company, LTD. | Wichita Falls, TX 76307 | Oil & Gas Operator | Apr 2025 |
| 17944 | M & A Well Service, Inc. | Arnoldsburg, WV 25234-0000 | Oil & Gas Operator | Dec 2021 |
| 17945 | M & B Oil Company | Holliday, TX 76366 | Oil & Gas Operator | Dec 2024 |
| 17946 | M & B Operating, LLC | Gonzales, TX 78629 | Oil Operator | Apr 2025 |
| 17947 | M & B Well Servi | | Oil Operator | Aug 1990 |
| 17948 | M & C Oil Inc | Indianola, NE 68034 | Oil & Gas Operator | Nov 2013 |
| 17949 | M & C Oil Incorp | | Oil Operator | Mar 1995 |
| 17950 | M & C Operating, LLC | Poteet, TX 78065 | Oil Operator | Apr 2025 |
| 17951 | M & D Oil & Gas | Levelland, TX 79336 | Oil & Gas Operator | Aug 2000 |
| 17952 | M & D Oil And Gas, LLC | Sterling, KS 67579 | Oil Operator | Dec 2024 |
| 17953 | M & D Oil Co, A General Partnership | Beaver, OK 73932 | Gas Operator | Oct 2022 |
| 17954 | M & D Pumping Service Inc | Ringwood, OK 73768-3415 | Oil & Gas Operator | Oct 2024 |
| 17955 | M & G DRLG Co Inc | Farmington, NM 87499 | Oil & Gas Operator | Feb 2025 |
| 17956 | M & G Oil And Gas Inc | Llabarge, WY 83123 | Oil & Gas Operator | Apr 2023 |
| 17957 | M & G Oil Company | Marble Falls, TX 78654 | Oil & Gas Operator | Apr 2025 |
| 17958 | M & H Enterprises | Bartlesville, OK 74006-5504 | Oil & Gas Operator | Jan 2013 |
| 17959 | M & J Energy, Inc. | Breckenridge, CO 80424 | Oil & Gas Operator | Apr 2025 |
| 17960 | M & J Operator | | Oil & Gas Operator | Dec 2024 |
| 17961 | M & J Production Company | Austwell, TX 77950 | Oil & Gas Operator | Jun 2020 |
| 17962 | M & K Oil Company LLC | Gillette, WY 82716 | Oil & Gas Operator | Feb 2025 |
| 17963 | M & K Oil Operations | | Oil & Gas Operator | Sep 1994 |
| 17964 | M & K Operating LLC | Albany, TX 76430 | Oil & Gas Operator | Apr 2025 |
| 17965 | M & L Drilling Co | Utica, OH 43080-176-176 | Oil & Gas Operator | Dec 1992 |
| 17966 | M & L Enterprises A Partnership | Hobbs, NM 88240 | Oil & Gas Operator | Feb 2001 |
| 17967 | M & L Oil Compan | | Oil Operator | Jun 1993 |
| 17968 | M & M Construction Co. | Kilgore, TX 75663 | Oil & Gas Operator | Jan 1996 |
| 17969 | M & M Contractin | | Oil Operator | Mar 1992 |
| 17970 | M & M Drilling | Spencer, WV 25276-0905 | Oil & Gas Operator | Dec 2021 |
| 17971 | M & M Drilling And Development | | Gas Operator | Dec 1988 |
| 17972 | M & M Drilling, Inc. | Spencer, WV 25276-0905 | Oil & Gas Operator | Dec 2021 |
| 17973 | M & M Exploration, Inc. | Westminster, CO 80031 | Oil & Gas Operator | Feb 2025 |
| 17974 | M & M General Contractors, Inc. | Big Spring, TX 79720 | Oil & Gas Operator | Apr 2025 |
| 17975 | M & M Investments | | Oil & Gas Operator | May 1990 |
| 17976 | M & M Oil & Gas Exploration Inc | Abilene, TX 79601 | Oil & Gas Operator | Mar 2008 |
| 17977 | M & M Oil Co., LLC | Oil City, LA 71061 | Oil & Gas Operator | Apr 2025 |
| 17978 | M & M Oil Company | Monahans, TX 79756 | Oil & Gas Operator | Dec 2024 |
| 17979 | M & M Petroleum Company | Mannford, OK 74044-0462 | Oil Operator | Apr 2020 |
| 17980 | M & M Production | | Oil & Gas Operator | Jun 2010 |
| 17981 | M & M Production & Operation | Farmington, NM 87402 | Oil & Gas Operator | Oct 2019 |
| 17982 | M & M Production LTD. | Midland, TX 79704 | Oil & Gas Operator | Apr 2025 |
| 17983 | M & M Royalty LTD | North Canton, OH 44720 | Oil & Gas Operator | Dec 2016 |
| 17984 | M & M Well Service, LLC | Medicine Lodge, KS 67104 | Gas Operator | Dec 2024 |
| 17985 | M & O Oil Co.A General Partnership | Fredonia, KS 66736 | Oil Operator | Dec 2024 |
| 17986 | M & R Exploration Company | Houston, TX 77074 | Oil & Gas Operator | Aug 2003 |
| 17987 | M & R Investments Ohio LLC | Birmingham, AL 35238 | Oil & Gas Operator | Dec 2019 |
| 17988 | M & S Energy, LLC | El Dorado, KS 67042 | Oil Operator | Jun 2019 |
| 17989 | M & S Exploration | El Campo, TX 77437 | Oil & Gas Operator | Apr 2025 |
| 17990 | M & S Oil Co | Lawrenceburg, IN 47025-8675-8675 | Oil & Gas Operator | Aug 2000 |
| 17991 | M & S Operating LLC | Oklahoma City, OK 73112 | Oil Operator | Mar 1999 |
| 17992 | M & S Production, Inc. | | Oil Operator | Jul 1994 |
| 17993 | M & T Petroleum Management Inc | | Oil Operator | May 1984 |
| 17994 | M & T Production Company LLC | Tulsa, OK 74132-3742 | Oil Operator | Apr 2011 |
| 17995 | M & W Of Lovington Inc | Lovington, NM 88260 | Oil & Gas Operator | Jan 2011 |
| 17996 | M & W Oil LLC | Hamilton, KS 66853 | Oil Operator | Nov 2015 |
| 17997 | M & Z Engineering, Inc. | | Oil & Gas Operator | May 1998 |
| 17998 | M A S Operators | Kilgore, TX 75663 | Oil & Gas Operator | Jul 1999 |
| 17999 | M And V Resources Inc | Crescent, OK 73028 | Oil & Gas Operator | Jan 2025 |
| 18000 | M B Oilfield Services | Oklahoma City, OK 73136 | Oil & Gas Operator | Jun 2003 |