| 25501 | Rossi, Paul | FT Meade, FL 33841 | Oil Operator | Dec 2023 |
| 25502 | Rosson Et Al | | Oil Operator | Aug 1983 |
| 25503 | Rosson Exploration Company | | Oil & Gas Operator | Apr 2005 |
| 25504 | Rosson, Robert K. | Novice, TX 79538 | Oil & Gas Operator | Aug 2003 |
| 25505 | Roswell Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Oct 2019 |
| 25506 | Rotation, Incorporated | Houston, TX 77057 | Oil & Gas Operator | Mar 2023 |
| 25507 | Roth Gary E | Tonkawa, OK 74653-2033 | Oil & Gas Operator | Jan 2020 |
| 25508 | Rothschild Oil Co. | | Oil Operator | Dec 1982 |
| 25509 | Rougeot Oil & Gas Corp | Sperry, OK 74073 | Oil & Gas Operator | Feb 2025 |
| 25510 | Rough Creek Energy LLC | Mandeville, LA 70471 | Oil Operator | Dec 2023 |
| 25511 | Rough Creek Exploration, Inc. | Santa Anna, TX 76878 | Oil & Gas Operator | Jan 1996 |
| 25512 | Rough Hollow Ranch Corporation | Dallas, TX 75209 | Oil Operator | Aug 2006 |
| 25513 | Roughhouse Oil & Gas LLC | | Oil & Gas Operator | Mar 2025 |
| 25514 | Roughhouse Operating, LLC | Addison, TX 75001 | Oil & Gas Operator | Feb 2025 |
| 25515 | Roughneck L.L.C. | | Oil Operator | Jan 2025 |
| 25516 | Roule Production Company | Bay City, TX 77414 | Oil & Gas Operator | Feb 1997 |
| 25517 | Roulette Energy LLC | Canal Wincheste, OH 43110 | Oil & Gas Operator | Dec 2023 |
| 25518 | Roulette Oil & Gas LLC | Shinglehouse, PA 16748-3406 | Oil & Gas Operator | Feb 2025 |
| 25519 | Roulston Pat | Konawa, OK 74849-4020 | Oil Operator | Mar 2025 |
| 25520 | Round Rock Resources, Inc. | College Sta, TX 77845 | Oil & Gas Operator | Sep 2012 |
| 25521 | Roundtree & Associates, Inc. | | Oil & Gas Operator | Jun 2024 |
| 25522 | Roundup Oil LLC | Springer, OK 73458 | Oil & Gas Operator | Mar 2025 |
| 25523 | Rountree Productions LLC | | Oil Operator | Jan 2025 |
| 25524 | Rountree/Wright Enterprises LLC | | Oil Operator | Mar 2025 |
| 25525 | Routh Operating, LLC | Dallas, TX 75204 | Oil & Gas Operator | Mar 2011 |
| 25526 | Rouxopco LLC | | Oil Operator | Dec 2024 |
| 25527 | Rouzer Oil Company | Spencer, WV 25276 | Oil & Gas Operator | Dec 2021 |
| 25528 | Rover Construction, LLC | | Oil Operator | Dec 2023 |
| 25529 | Rover Operating Company, LLC | Wichita Falls, TX 76308 | Oil & Gas Operator | May 2025 |
| 25530 | Rover Operating Inc | Richardson, TX 75080 | Oil & Gas Operator | Apr 2000 |
| 25531 | Rover Operating, LLC | Chicago, IL 60606 | Oil & Gas Operator | Mar 2025 |
| 25532 | Rover Operations Inc | Richardson, TX 75080 | Oil & Gas Operator | Sep 1998 |
| 25533 | Rover Petroleum Operating, LLC | Plano, TX 75075 | Oil & Gas Operator | May 2025 |
| 25534 | Rovig Minerals, Inc. | | Oil & Gas Operator | May 2020 |
| 25535 | Rovsek Adolph E | | Oil & Gas Operator | Oct 1991 |
| 25536 | Rowan, Al | Van, TX 75790 | Oil & Gas Operator | Apr 2021 |
| 25537 | Rowan-Ungerecht, Inc. | Van, TX 75790 | Oil & Gas Operator | Sep 1993 |
| 25538 | Rowden Oil & Gas, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Jun 2023 |
| 25539 | Rowden, John A. | Chanute, KS 66720 | Oil Operator | Oct 1998 |
| 25540 | Rowe Energy | Beggs, OK 74421-0240 | Oil & Gas Operator | Mar 2015 |
| 25541 | Rowe Oil And Gas, Inc. | | Oil & Gas Operator | Jun 1999 |
| 25542 | Rowe Oil Co. | | Oil Operator | Jan 2002 |
| 25543 | Rowe Stephen Oil Properties LLC | Hunt, TX 78024 | Oil & Gas Operator | Apr 2020 |
| 25544 | Rowe, Inc. | | Oil & Gas Operator | Jun 1992 |
| 25545 | Rowland Tank Truck Company | Sherman, TX 75090 | Oil & Gas Operator | May 2025 |
| 25546 | Rowland, David M. | East Aurora, NY 14052 | Gas Operator | Dec 2023 |
| 25547 | Rowland, Rex D. | Midland, TX 79701 | Oil & Gas Operator | Dec 2017 |
| 25548 | Rowland, Rex D. Estate Of | Dallas, TX 75252 | Oil & Gas Operator | May 2025 |
| 25549 | Rox Exploration Inc | Norman, OK 73069-6301 | Oil & Gas Operator | Mar 2025 |
| 25550 | Roxana Corporati | | Oil & Gas Operator | Feb 1993 |
| 25551 | Roxanna Acadia, LLC | | Oil & Gas Operator | May 2023 |
| 25552 | Roxanna Nebraska, LLC | | Oil Operator | Dec 2023 |
| 25553 | Roxanna Oil Company | Oklahoma City, OK 73120-2717 | Oil Operator | Aug 2016 |
| 25554 | Roxanna Pipeline, Inc. | Dallas, TX 75206 | Oil & Gas Operator | May 2010 |
| 25555 | Roxi Production | Pampa, TX 79065 | Oil & Gas Operator | May 2025 |
| 25556 | Roy D. Gish | | Oil & Gas Operator | Sep 2019 |
| 25557 | Roy E Kimsey Jr | Midland, TX 79701 | Oil & Gas Operator | Jul 2018 |
| 25558 | Roy Farr Heirs | | Oil Operator | Jun 2013 |
| 25559 | Roy G Oil Company | Drumright, OK 74030-1236 | Oil & Gas Operator | Oct 1995 |
| 25560 | Roy Jackson Energy Operating, LLC | Midland, TX 79701 | Oil & Gas Operator | May 2025 |
| 25561 | Roy L Ashton Oil & Gas Production Inc | Sapulpa, OK 74066 | Oil Operator | Feb 2025 |
| 25562 | Roy M. Huffington, Inc. | | Oil & Gas Operator | Jul 1983 |
| 25563 | Roy M. Teel | | Oil & Gas Operator | Nov 1983 |
| 25564 | Roy Production Co. | Shamrock, TX 79079 | Oil & Gas Operator | Jul 2012 |
| 25565 | Roya Resources LLC | | Oil & Gas Operator | Mar 2022 |
| 25566 | Royal American Oil & Gas | Post, TX 79356 | Oil & Gas Operator | Jan 2019 |
| 25567 | Royal Carolina Producers, LLC | | Oil Operator | Dec 2015 |
| 25568 | Royal Drilling Inc | Russell, KS 67665 | Oil Operator | Jan 2025 |
| 25569 | Royal Energy Resources LTD | Denver, CO 80221 | Oil & Gas Operator | May 2013 |
| 25570 | Royal Energy, Inc. | Dodge City, KS 67801 | Oil Operator | Dec 2019 |
| 25571 | Royal Oaks Petroleum Corp | Fort Worth, TX 76116 | Oil & Gas Operator | Dec 2001 |
| 25572 | Royal Oil & Gas Corp. | Indiana, PA 15701 | Oil & Gas Operator | Apr 2014 |
| 25573 | Royal Oil LLC | Flower Mound, TX 75028 | Oil Operator | Dec 2015 |
| 25574 | Royal Oil LTD. Co. | Hobbs, NM 88241 | Oil & Gas Operator | Mar 1996 |
| 25575 | Royal Petroleum | Baytown, TX 77521 | Oil & Gas Operator | Aug 2003 |
| 25576 | Royal Petroleum Co. | Iowa Park, TX 76367 | Oil & Gas Operator | May 2025 |
| 25577 | Royal Petroleum Corp. | Dallas, TX 75229 | Oil & Gas Operator | Jan 2025 |
| 25578 | Royal Petroleum Prop Inc | Woodville, OH 43469 | Oil & Gas Operator | Dec 1990 |
| 25579 | Royal Production Company, Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | May 2025 |
| 25580 | Royal Resources Corporation | | Oil & Gas Operator | Dec 2008 |
| 25581 | Royal Resources Exploration | | Oil & Gas Operator | Mar 1984 |
| 25582 | Royal Seahorse Developments Inc | San Antonio, TX 78209 | Oil & Gas Operator | Oct 1994 |
| 25583 | Royal Texan Energy Co. | Irvine, CA 92618 | Oil & Gas Operator | May 2025 |
| 25584 | Royal Texan Resources Co. | Breckenridge, TX 76424 | Oil & Gas Operator | May 2025 |
| 25585 | Royal Texas Petroleum | Lago VIsta, TX 78645 | Oil & Gas Operator | May 2025 |
| 25586 | Royale Energy Inc | San Diego, CA 92108-4518 | Oil & Gas Operator | Mar 2025 |
| 25587 | Royale Operating Company | San Diego, CA 92108 | Oil & Gas Operator | Apr 1996 |
| 25588 | Royalton Gas & Oil Co | Brunswick, OH 44212 | Oil & Gas Operator | Dec 1990 |
| 25589 | Royalty Energy Development LLC | Edmond, OK 73003 | Oil & Gas Operator | Mar 2025 |
| 25590 | Royalty Land & Dev. Co., Inc. | Wolfforth, TX 79382 | Oil & Gas Operator | May 2025 |
| 25591 | Royalty Management & Dev Corp. | | Oil & Gas Operator | Apr 1998 |
| 25592 | Royalty Operating, Inc. | Richardson, TX 75081 | Oil & Gas Operator | Nov 2007 |
| 25593 | Royalty Petroleum Company | Oklahoma City, OK 73120 | Gas Operator | Feb 2002 |
| 25594 | Royalty Resources, L.L.C. | Midland, TX 79702 | Oil & Gas Operator | May 2025 |
| 25595 | Roye Realty & Developing Inc | Stigler, OK 74462-0148 | Gas Operator | Dec 2004 |
| 25596 | Royko Oil Company | Horseshoe Bay, TX 78657 | Oil & Gas Operator | May 2025 |
| 25597 | Rozel Operating Company | | Oil & Gas Operator | Oct 2014 |
| 25598 | Rozen H H | | Oil Operator | Aug 2022 |
| 25599 | Rozuk, Claudia | Millersburg, OH 44654 | Gas Operator | Dec 2023 |
| 25600 | Rozzlle Operating Company, LLC | Blackwell, TX 79506 | Oil & Gas Operator | May 2025 |