| 7501 | Data Energy Inc | Evergreen, CO 80439 | Oil & Gas Operator | Jul 2018 |
| 7502 | Daube Company The | Ardmore, OK 73401 | Oil & Gas Operator | Jul 2025 |
| 7503 | Daube Exploration Company | Ardmore, OK 73402 | Oil & Gas Operator | Nov 2020 |
| 7504 | Daubert Operating, L.L.C. | San Antonio, TX 78209 | Oil Operator | Oct 2025 |
| 7505 | Dauco Petroleum Corporation | Rowlett, TX 75089-3066 | Oil & Gas Operator | Jan 2021 |
| 7506 | Daughenbaugh, James And Meshelle | Gerry, NY 14740 | Gas Operator | Dec 2024 |
| 7507 | Davco Drilling Co. | | Gas Operator | Dec 2001 |
| 7508 | Davco Oil LLC | Fort Worth, TX 76108 | Oil & Gas Operator | Oct 2025 |
| 7509 | Davco Productions Inc | Springer, OK 73458-8191 | Oil & Gas Operator | Jun 2021 |
| 7510 | Davcro Inc. | Lubbock, TX 79401 | Oil & Gas Operator | Dec 2003 |
| 7511 | Dave Easom Production Co. Inc. | | Oil & Gas Operator | May 2000 |
| 7512 | Dave M Thomas Jr | Farmington, NM 87499 | Oil & Gas Operator | Aug 1995 |
| 7513 | Dave Shrader Oil FLD SVC Inc | Endeavor, PA 16322-0189 | Oil & Gas Operator | Dec 2024 |
| 7514 | Dave'S Production | | Oil Operator | Dec 2024 |
| 7515 | Davenport Oil Company | Luling, TX 78648 | Oil & Gas Operator | Dec 1996 |
| 7516 | Davenport Production Corp. | | Oil Operator | Sep 1988 |
| 7517 | Davenport, Vernon | Shamrock, TX 79079 | Oil & Gas Operator | Mar 2008 |
| 7518 | Davenport, Vernon Prod. Co. | Dumas, TX 79029 | Oil & Gas Operator | Jan 2002 |
| 7519 | Davey Corporation | Golden, CO 80401 | Oil & Gas Operator | Aug 2025 |
| 7520 | David A Waldron & Assoc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2016 |
| 7521 | David A. Robinson | | Oil Operator | Jan 1999 |
| 7522 | David Crow | | Oil & Gas Operator | Nov 1985 |
| 7523 | David D. Davis | Benton, KS 67017 | Oil Operator | Dec 2009 |
| 7524 | David Divine Production | | Oil & Gas Operator | Nov 1997 |
| 7525 | David E & Edna P Keller | Sugar Grove, PA 16350-5930 | Oil & Gas Operator | Dec 2009 |
| 7526 | David E Morgan Inc | Danville, CA 94506-2035 | Oil & Gas Operator | Jul 2025 |
| 7527 | David G Hammond | Artesia, NM 88211 | Oil Operator | May 2013 |
| 7528 | David H Arrington Oil & Gas Inc | Midland, TX 79701 | Oil & Gas Operator | Aug 2025 |
| 7529 | David L Greene II LLC | | Oil Operator | Jun 2025 |
| 7530 | David L Hill | Bradford, PA 16701-0309 | Oil & Gas Operator | Dec 2024 |
| 7531 | David L. Whittington | | Gas Operator | Dec 1998 |
| 7532 | David L. Whittington Inc | | Gas Operator | Sep 2022 |
| 7533 | David Lesher Dba Lesher Oil | Reno, PA 16343-0293 | Oil Operator | Dec 2006 |
| 7534 | David Lynn Chiles | | Oil & Gas Operator | Aug 2020 |
| 7535 | David New Operating Co., Inc. | | Oil & Gas Operator | Feb 1999 |
| 7536 | David New Operating-Belle Exp | | Oil Operator | Mar 1990 |
| 7537 | David R Hill Inc | Byesville, OH 43723 | Oil & Gas Operator | Dec 2024 |
| 7538 | David Radcliff | | Oil & Gas Operator | Dec 2014 |
| 7539 | David Ridley Oil LLC | Tecumseh, OK 74873 | Oil Operator | Jun 2025 |
| 7540 | David, Phillip | Lawrenceville, IL 62439 | Oil & Gas Operator | Oct 2025 |
| 7541 | Davidson Energy Inc | Perry, OK 73077 | Oil & Gas Operator | Jul 2025 |
| 7542 | Davidson Gene | Perry, OK 73077-0144 | Oil & Gas Operator | Aug 2014 |
| 7543 | Davidson Production Company, LLC | Bertram, TX 78605 | Oil Operator | Oct 2025 |
| 7544 | Davidson Roger D | Clarendon, PA 16313-4532 | Oil & Gas Operator | Dec 2024 |
| 7545 | Davidson, Dan | Ozona, TX 76943 | Oil & Gas Operator | Oct 2025 |
| 7546 | Davidson, Grover R. | Bertram, TX 78605 | Oil & Gas Operator | Oct 2025 |
| 7547 | Davidson, William A, & Jennifer I. | Westfield, NY 14787 | Gas Operator | Dec 2024 |
| 7548 | Davies & Company | Tulsa, OK 74114 | Oil & Gas Operator | Nov 2000 |
| 7549 | Davis & Carr Energy Co. | Midland, TX 79702 | Oil & Gas Operator | Jun 1994 |
| 7550 | Davis & Davis | | Oil & Gas Operator | Dec 2021 |
| 7551 | Davis & Davis Machine Shop, Inc. | Bowie, TX 76230 | Oil & Gas Operator | Oct 2025 |
| 7552 | Davis & Davis Oil Properties Inc | Morris, OK 74445 | Oil Operator | Jun 2025 |
| 7553 | Davis & Fitzgera | | Gas Operator | Dec 1983 |
| 7554 | Davis & Hamilton Oil Company | Edmond, OK 73083-3670 | Oil Operator | Aug 2022 |
| 7555 | Davis & Kaiser Operating, Inc. | | Oil Operator | May 2004 |
| 7556 | Davis & Salmon | Muenster, TX 76252 | Oil & Gas Operator | Oct 2017 |
| 7557 | Davis & Tharel | | Oil & Gas Operator | Dec 1988 |
| 7558 | Davis And Backus | | Oil Operator | Nov 1999 |
| 7559 | Davis Asset Management, Inc. | Houston, TX 77010 | Oil & Gas Operator | Dec 2004 |
| 7560 | Davis Bobby J | Upton, WY 82730 | Oil & Gas Operator | Oct 1989 |
| 7561 | Davis Bradley & Kathy | Stockport, OH 43787 | Oil Operator | Dec 2024 |
| 7562 | Davis Bros. Oil Producers, Inc. | Tulsa, OK 74119 | Oil & Gas Operator | Apr 2020 |
| 7563 | Davis Brothers O | | Oil Operator | Dec 1987 |
| 7564 | Davis Charles K | Morris, OK 74445-2201 | Oil & Gas Operator | Apr 2015 |
| 7565 | Davis Consulting LLC | Tulsa, OK 74104 | Oil Operator | Apr 2024 |
| 7566 | Davis Contract Pumping | | Oil Operator | Oct 2000 |
| 7567 | Davis Davis & Davis | | Oil & Gas Operator | Dec 1988 |
| 7568 | Davis Drilling & | | Oil Operator | Jul 1989 |
| 7569 | Davis Energy Services LLC | La Grange, TX 78945 | Oil Operator | Oct 2025 |
| 7570 | Davis Enterprises | Abilene, TX 79608 | Oil & Gas Operator | Aug 1998 |
| 7571 | Davis Exploration | | Oil Operator | Dec 2007 |
| 7572 | Davis Gulf Coast, Inc. | Tulsa, OK 74103 | Oil & Gas Operator | Oct 2025 |
| 7573 | Davis Henry | Tulsa, OK 74135-3567 | Oil & Gas Operator | Dec 1994 |
| 7574 | Davis Investment LLC | | Oil & Gas Operator | Dec 1998 |
| 7575 | Davis Jared | Wann, OK 74083-9610 | Oil & Gas Operator | Jun 2025 |
| 7576 | Davis Jim L | Morris, OK 74445 | Oil & Gas Operator | Dec 2021 |
| 7577 | Davis Kendall | Bethany, OK 73008-4714 | Oil Operator | Aug 2016 |
| 7578 | Davis Oil & Gas, LLC | Shreveport, LA 71101 | Oil & Gas Operator | Jun 2011 |
| 7579 | Davis Oil Compan | | Oil Operator | Jul 1988 |
| 7580 | Davis Oil Company | Denver, CO 80202 | Oil & Gas Operator | Jun 1988 |
| 7581 | Davis Oil Company-Cox | | Oil & Gas Operator | Aug 1980 |
| 7582 | Davis Operating Company | Elysian Field, TX 75642 | Oil & Gas Operator | Oct 2025 |
| 7583 | Davis Petroleum | | Oil & Gas Operator | Dec 1996 |
| 7584 | Davis Petroleum Corp. | Houston, TX 77027 | Oil & Gas Operator | Oct 2025 |
| 7585 | Davis Petroleum, Inc. | Great Bend, KS 67530 | Oil Operator | Aug 2021 |
| 7586 | Davis Southern Operating Co LLC | Houston, TX 77004 | Oil & Gas Operator | Oct 2025 |
| 7587 | Davis William W | | Oil Operator | Jun 2024 |
| 7588 | Davis, A. L. Production Co.,Inc. | Van Vleck, TX 77482 | Oil & Gas Operator | Aug 2003 |
| 7589 | Davis, Billy F. | Tulsa, OK 74152 | Oil Operator | Jun 1988 |
| 7590 | Davis, C. O. Production Co. | Bay City, TX 77414 | Oil & Gas Operator | Oct 2025 |
| 7591 | Davis, Charles E | Waverly, WV 26184 | Oil & Gas Operator | Dec 2021 |
| 7592 | Davis, D. D. Estate Of | Borger, TX 79008 | Oil & Gas Operator | Jul 1998 |
| 7593 | Davis, Don Oil Co. | Nocona, TX 76255 | Oil & Gas Operator | Oct 2025 |
| 7594 | Davis, Edward Mike | | Oil Operator | Dec 2011 |
| 7595 | Davis, Gowin | Wichita Falls, TX 76308 | Oil & Gas Operator | Mar 2001 |
| 7596 | Davis, J. R. Oil Company | Sweeny, TX 77480 | Oil & Gas Operator | Oct 2025 |
| 7597 | Davis, Joe D. | Fort Smith, AR 72903 | Gas Operator | Mar 2015 |
| 7598 | Davis, Kelly J. | Muenster, TX 76252 | Oil Operator | Oct 2025 |
| 7599 | Davis, Larry D. | Boling, TX 77420 | Oil & Gas Operator | Oct 2025 |
| 7600 | Davis, LLC* Edward Mike | | Oil & Gas Operator | Sep 2015 |