| 15701 | Keller Brothers & Co | Nelsonville, OH 45764 | Oil Operator | Dec 2019 |
| 15702 | Keller Estate Leases LLC | Bartlesville, OK 74003-3608 | Oil Operator | Aug 2012 |
| 15703 | Keller Heirs Oil | | Oil Operator | May 2025 |
| 15704 | Keller, Michael F. & Sharon Kay Ritchie | Alden, NY 14004 | Gas Operator | Dec 2024 |
| 15705 | Kellerville Operating, LLC | Pampa, TX 79065 | Oil & Gas Operator | Dec 2025 |
| 15706 | Kelley Edgar Oil & Gas Operations | | Gas Operator | Nov 2015 |
| 15707 | Kelley Industries Inc | Waynesboro, MS 39367 | Oil & Gas Operator | Jul 2005 |
| 15708 | Kelley James C Estate | Norman, OK 73072 | Oil & Gas Operator | Mar 2015 |
| 15709 | Kelley Oil & Gas | McAlester, OK 74570 | Oil & Gas Operator | May 2013 |
| 15710 | Kelley Oil & Sugar Creek Prod. | | Oil & Gas Operator | Oct 1992 |
| 15711 | Kelley Oil Corp/Yuma Petroleum | | Gas Operator | Jun 1994 |
| 15712 | Kelley Oil Corporation | Houston, TX 77002 | Oil & Gas Operator | Jan 2002 |
| 15713 | Kelley Operating Company, LTD. | | Oil & Gas Operator | Aug 2003 |
| 15714 | Kelley, Joseph R | | Oil & Gas Operator | Aug 2025 |
| 15715 | Kellogg Oil Company | Henryetta, OK 74437 | Oil & Gas Operator | Oct 2024 |
| 15716 | Kellogg, Nicole | Bergen, NY 14416 | Gas Operator | Dec 2024 |
| 15717 | Kelloil Inc | Fort Worth, TX 76116-5600 | Oil & Gas Operator | Mar 2015 |
| 15718 | Kellous Oil, Inc | | Oil Operator | Dec 2013 |
| 15719 | Kelly Bayou Production | | Oil & Gas Operator | Jan 2025 |
| 15720 | Kelly Company LC | Lenexa, KS 67215 | Oil & Gas Operator | Jun 2025 |
| 15721 | Kelly Cook Oil LLC | Shawnee, OK 74804-3148 | Oil & Gas Operator | Sep 2025 |
| 15722 | Kelly Energy Co, Inc | Henderson, KY 42420 | Oil Operator | Dec 2022 |
| 15723 | Kelly H Baxter | Austin, TX 78767 | Oil & Gas Operator | Nov 2006 |
| 15724 | Kelly James O | | Oil & Gas Operator | Apr 2000 |
| 15725 | Kelly James O Dba Kelly Oil Co | | Oil & Gas Operator | Aug 1987 |
| 15726 | Kelly Jr Walter A Opr Co | Stillwater, OK 74076 | Oil & Gas Operator | Apr 2014 |
| 15727 | Kelly Mahler Operating, LLC | Graham, TX 76450 | Oil Operator | Dec 2025 |
| 15728 | Kelly Oil | Tulsa, OK 74105 | Oil Operator | Dec 2000 |
| 15729 | Kelly Oil And Gas Inc | | Oil & Gas Operator | Mar 1999 |
| 15730 | Kelly Oil Co Inc | | Oil & Gas Operator | Sep 2013 |
| 15731 | Kelly Operating Company | | Oil & Gas Operator | Oct 1991 |
| 15732 | Kelly Resources, LTD. | Frisco, TX 75034 | Oil & Gas Operator | Aug 2004 |
| 15733 | Kelly, Michael | Perry, NY 14530 | Gas Operator | Dec 2024 |
| 15734 | Kelly, Michael J. | Spencer, WV 25876-0000 | Oil & Gas Operator | Dec 2021 |
| 15735 | Kelmac Production Company | Braman, OK 74632-0132 | Oil Operator | Apr 2003 |
| 15736 | Kelmar Oil Company | Chickasha, OK 73018 | Oil & Gas Operator | Sep 2025 |
| 15737 | Kelpetro Operating Inc. | | Oil & Gas Operator | Dec 2021 |
| 15738 | Kelpetro, Inc. | Houston, TX 77056 | Oil & Gas Operator | Mar 2012 |
| 15739 | Kelsey Operating, Inc. | Houston, TX 77077 | Oil Operator | Feb 2022 |
| 15740 | Kelso Casing Pul | | Oil Operator | Mar 1995 |
| 15741 | Kelso Casing Pulling Of MS Inc | | Oil & Gas Operator | Dec 1993 |
| 15742 | Kelso Oil LLC | Chase, KS 67524 | Oil & Gas Operator | Apr 2007 |
| 15743 | Kelso, Mike Oil | Chase, KS 67524 | Oil Operator | Oct 2013 |
| 15744 | Kelt Energy Inco | | Oil & Gas Operator | Sep 1995 |
| 15745 | Kelt Energy, Inc. | Independence, KS 67301 | Oil & Gas Operator | Dec 2003 |
| 15746 | Kelt Oil & Gas | Houston, TX 77060 | Oil & Gas Operator | Dec 1998 |
| 15747 | Kelt Oil & Gas, Inc. | Torrance, CA 90503 | Oil & Gas Operator | Dec 2003 |
| 15748 | Kelton Co. | | Oil Operator | Dec 1964 |
| 15749 | Kelton Oil & Gas Co | Wheeler, TX 79096 | Oil Operator | Jun 1991 |
| 15750 | Kelton Operating Co., Inc. | | Oil Operator | Jul 1991 |
| 15751 | Kelton, B.J. | Rosharon, TX 77583 | Oil & Gas Operator | Dec 2025 |
| 15752 | Kem Energy Us ,LLC | | Oil & Gas Operator | Dec 2023 |
| 15753 | Kem Energy, Inc. | Katy, TX 77450 | Oil & Gas Operator | Dec 2025 |
| 15754 | Kem Enterprise Inc. | | Oil & Gas Operator | Sep 2025 |
| 15755 | Kem Ventures, LP | Katy, TX 77450 | Oil & Gas Operator | Oct 2025 |
| 15756 | Kema Oil Company, Inc. | Lebo, KS 66856 | Oil Operator | Jun 2025 |
| 15757 | Kemco Oil | Alice, TX 78332 | Oil & Gas Operator | Aug 2009 |
| 15758 | Kemmerer Coal Co | | Oil & Gas Operator | Dec 1981 |
| 15759 | Kemmerer Company Inc | Tulsa, OK 74136-7027 | Oil & Gas Operator | Feb 2025 |
| 15760 | Kemp Roy L | | Oil Operator | Jan 2011 |
| 15761 | Kemp, Walter | Talpa, TX 76882 | Gas Operator | Dec 2025 |
| 15762 | Kemper Operating Co. | Abilene, TX 79605 | Oil & Gas Operator | Nov 2015 |
| 15763 | Ken Petroleum Corporation | Dallas, TX 75206 | Oil & Gas Operator | Feb 2019 |
| 15764 | Ken Snyder Inc | Newalla, OK 74857-7107 | Oil & Gas Operator | Sep 2025 |
| 15765 | Ken-Cas Oil Co. | Levelland, TX 79336 | Oil & Gas Operator | Apr 1998 |
| 15766 | Kenai Oil & Gas Inc | | Oil & Gas Operator | Jun 1987 |
| 15767 | Kenbill Oil Comp | | Oil Operator | Jun 1994 |
| 15768 | Kendall-Davis DRLG Co, Inc | | Oil Operator | Dec 2023 |
| 15769 | Kendol Exploration Inc | Oklahoma City, OK 73105-2513 | Oil & Gas Operator | Mar 2025 |
| 15770 | Kendrick Oil And Gas Company | Abilene, TX 79608 | Oil & Gas Operator | Dec 2025 |
| 15771 | Kendrick Oil Co. | Abilene, TX 79608 | Oil & Gas Operator | Mar 2008 |
| 15772 | Kendrick, Barbara S. | Baytown, TX 77521 | Oil Operator | Dec 2025 |
| 15773 | Kendrick, Paul W. | Baytown, TX 77520 | Oil & Gas Operator | Sep 2005 |
| 15774 | Keneco, Inc | | Oil & Gas Operator | Dec 2018 |
| 15775 | Kenergy Petroleum Corp | | Oil & Gas Operator | Dec 1982 |
| 15776 | Kenergy-Wainoco | | Oil & Gas Operator | Mar 1981 |
| 15777 | Kenne Exploration, Inc. | Missouri City, TX 77489 | Oil & Gas Operator | Dec 2025 |
| 15778 | Kenneco Incorpor | | Oil Operator | Sep 1984 |
| 15779 | Kennedy & Mitche | | Oil & Gas Operator | May 1990 |
| 15780 | Kennedy & Mitchell | Woodward, OK 73802 | Oil & Gas Operator | Dec 1988 |
| 15781 | Kennedy & Mitchell, Inc. | Houston, TX 77084 | Oil & Gas Operator | Aug 2013 |
| 15782 | Kennedy And Bacheller | | Oil & Gas Operator | Apr 1989 |
| 15783 | Kennedy George C | Upton, WY 82730 | Oil & Gas Operator | Oct 2018 |
| 15784 | Kennedy Oil | Gillette, WY 82716 | Oil & Gas Operator | Oct 2025 |
| 15785 | Kennedy, Billy N | | Oil & Gas Operator | Dec 2019 |
| 15786 | Kennedy, Howard E | | Oil & Gas Operator | May 1997 |
| 15787 | Kennedy, Joseph D. | Stephenville, TX 76401 | Oil & Gas Operator | Jun 1995 |
| 15788 | Kennedy, R. R. Production, Inc. | MC Camey, TX 79752 | Oil & Gas Operator | Dec 2025 |
| 15789 | Kennedy, Tracy J | | Oil Operator | Sep 2025 |
| 15790 | Kennemer, Darrell | Boyd, TX 76023 | Oil Operator | Dec 2025 |
| 15791 | Kenneth & Regina Laymon, LLC | Neosho Falls, KS 66758 | Oil Operator | Dec 2019 |
| 15792 | Kenneth D Luff | | Oil & Gas Operator | Dec 1983 |
| 15793 | Kenneth Darnell | | Oil Operator | Jan 2025 |
| 15794 | Kenneth H. Hunter Jr. | | Oil & Gas Operator | Dec 1991 |
| 15795 | Kenneth H. Hunter Jr. Trustee Of The Hunter Living Trust | | Oil & Gas Operator | Dec 2001 |
| 15796 | Kenneth Lopez And Conway Lopez | | Oil & Gas Operator | Sep 2025 |
| 15797 | Kenneth R Ingle Associates Inc | | Oil Operator | Dec 2023 |
| 15798 | Kenneth Sperry | | Oil & Gas Operator | Dec 1992 |
| 15799 | Kenneth W Cory LTD | Bellaire, TX 77401 | Oil & Gas Operator | Oct 2025 |
| 15800 | Kenny Brown Enterprises LLC | Hays, KS 67601 | Oil Operator | Jul 2013 |