| 25801 | Ross & Glenn Petroleum Inc. | | Oil & Gas Operator | Aug 1984 |
| 25802 | Ross & Wharton Gas Co Inc | Buckhannon, WV 26201 | Oil & Gas Operator | Dec 2021 |
| 25803 | Ross Bobby L | Okmulgee, OK 74447-8802 | Oil & Gas Operator | Apr 2020 |
| 25804 | Ross Curtis | Ada, OK 74820-1354 | Oil & Gas Operator | Feb 2012 |
| 25805 | Ross Engineering, Inc. | Abilene, TX 79601 | Oil & Gas Operator | Apr 2025 |
| 25806 | Ross Exploration,Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 2013 |
| 25807 | Ross Explorations, Inc | Fort Smith, AR 72903 | Gas Operator | Jan 2025 |
| 25808 | Ross Gas And Oil, LTD. Co. | Dripping SPGS, TX 78620 | Oil & Gas Operator | Apr 2025 |
| 25809 | Ross Operating Company | Shreveport, LA 71163 | Oil & Gas Operator | May 1996 |
| 25810 | Ross Prod. - Zwahlen & Raish | | Oil & Gas Operator | Sep 1998 |
| 25811 | Ross Production Co. | Shreveport, LA 71101 | Oil & Gas Operator | Mar 2000 |
| 25812 | Ross, Dwight M. DRLG. Co., Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Apr 2025 |
| 25813 | Ross, Mike Inc. | Coalton, WV 26257 | Oil & Gas Operator | Dec 2021 |
| 25814 | Ross-A. J. Hodges Ind. | | Oil & Gas Operator | Dec 1980 |
| 25815 | Ross-Rippy | Tyler, TX 75702 | Oil & Gas Operator | Oct 2002 |
| 25816 | Rossi, Paul | FT Meade, FL 33841 | Oil Operator | Dec 2023 |
| 25817 | Rosson Et Al | | Oil Operator | Aug 1983 |
| 25818 | Rosson Exploration Company | | Oil & Gas Operator | Apr 2005 |
| 25819 | Rosson, Robert K. | Novice, TX 79538 | Oil & Gas Operator | Aug 2003 |
| 25820 | Roswell Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Oct 2019 |
| 25821 | Rotation, Incorporated | Houston, TX 77057 | Oil & Gas Operator | Mar 2023 |
| 25822 | Roth Gary E | Tonkawa, OK 74653-2033 | Oil & Gas Operator | Jan 2020 |
| 25823 | Rothschild Oil Co. | | Oil Operator | Dec 1982 |
| 25824 | Rougeot Oil & Gas Corp | Sperry, OK 74073 | Oil & Gas Operator | Jan 2025 |
| 25825 | Rough Creek Energy LLC | Mandeville, LA 70471 | Oil Operator | Dec 2023 |
| 25826 | Rough Creek Exploration, Inc. | Santa Anna, TX 76878 | Oil & Gas Operator | Jan 1996 |
| 25827 | Rough Hollow Ranch Corporation | Dallas, TX 75209 | Oil Operator | Aug 2006 |
| 25828 | Roughhouse Oil & Gas LLC | | Oil & Gas Operator | Feb 2025 |
| 25829 | Roughhouse Operating, LLC | Addison, TX 75001 | Oil & Gas Operator | Feb 2025 |
| 25830 | Roughneck L.L.C. | | Oil Operator | Jan 2025 |
| 25831 | Roule Production Company | Bay City, TX 77414 | Oil & Gas Operator | Feb 1997 |
| 25832 | Roulette Energy LLC | Canal Wincheste, OH 43110 | Oil & Gas Operator | Dec 2023 |
| 25833 | Roulette Oil & Gas LLC | Shinglehouse, PA 16748-3406 | Oil & Gas Operator | Feb 2025 |
| 25834 | Roulston Pat | Konawa, OK 74849-4020 | Oil Operator | Jan 2025 |
| 25835 | Round Rock Resources, Inc. | College Sta, TX 77845 | Oil & Gas Operator | Sep 2012 |
| 25836 | Roundtree & Associates, Inc. | | Oil & Gas Operator | Jun 2024 |
| 25837 | Roundup Oil LLC | Springer, OK 73458 | Oil & Gas Operator | Feb 2025 |
| 25838 | Rountree Productions LLC | | Oil Operator | Jan 2025 |
| 25839 | Rountree/Wright Enterprises LLC | | Oil Operator | Dec 2024 |
| 25840 | Routh Operating, LLC | Dallas, TX 75204 | Oil & Gas Operator | Mar 2011 |
| 25841 | Rouxopco LLC | | Oil Operator | Dec 2024 |
| 25842 | Rouzer Oil Company | Spencer, WV 25276 | Oil & Gas Operator | Dec 2021 |
| 25843 | Rover Construction, LLC | | Oil Operator | Dec 2023 |
| 25844 | Rover Operating Company, LLC | Wichita Falls, TX 76308 | Oil & Gas Operator | Apr 2025 |
| 25845 | Rover Operating Inc | Richardson, TX 75080 | Oil & Gas Operator | Apr 2000 |
| 25846 | Rover Operating, LLC | Chicago, IL 60606 | Oil & Gas Operator | Feb 2025 |
| 25847 | Rover Operations Inc | Richardson, TX 75080 | Oil & Gas Operator | Sep 1998 |
| 25848 | Rover Petroleum Operating, LLC | Plano, TX 75075 | Oil & Gas Operator | Apr 2025 |
| 25849 | Rovig Minerals, Inc. | | Oil & Gas Operator | May 2020 |
| 25850 | Rovsek Adolph E | | Oil & Gas Operator | Oct 1991 |
| 25851 | Rowan, Al | Van, TX 75790 | Oil & Gas Operator | Apr 2021 |
| 25852 | Rowan-Ungerecht, Inc. | Van, TX 75790 | Oil & Gas Operator | Sep 1993 |
| 25853 | Rowden Oil & Gas, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Jun 2023 |
| 25854 | Rowden, John A. | Chanute, KS 66720 | Oil Operator | Oct 1998 |
| 25855 | Rowe Energy | Beggs, OK 74421-0240 | Oil & Gas Operator | Mar 2015 |
| 25856 | Rowe Oil And Gas, Inc. | | Oil & Gas Operator | Jun 1999 |
| 25857 | Rowe Oil Co. | | Oil Operator | Jan 2002 |
| 25858 | Rowe Stephen Oil Properties LLC | Hunt, TX 78024 | Oil & Gas Operator | Apr 2020 |
| 25859 | Rowe, Inc. | | Oil & Gas Operator | Jun 1992 |
| 25860 | Rowes, Alvin | | Oil & Gas Operator | Dec 2002 |
| 25861 | Rowland Tank Truck Company | Sherman, TX 75090 | Oil & Gas Operator | Apr 2025 |
| 25862 | Rowland, David M. | East Aurora, NY 14052 | Gas Operator | Dec 2023 |
| 25863 | Rowland, Rex D. | Midland, TX 79701 | Oil & Gas Operator | Dec 2017 |
| 25864 | Rowland, Rex D. Estate Of | Dallas, TX 75252 | Oil & Gas Operator | Apr 2025 |
| 25865 | Rox Exploration Inc | Norman, OK 73069-6301 | Oil & Gas Operator | Feb 2025 |
| 25866 | Roxana Corporati | | Oil & Gas Operator | Feb 1993 |
| 25867 | Roxanna Acadia, LLC | | Oil & Gas Operator | May 2023 |
| 25868 | Roxanna Nebraska, LLC | | Oil Operator | Dec 2023 |
| 25869 | Roxanna Oil Company | Oklahoma City, OK 73120-2717 | Oil Operator | Aug 2016 |
| 25870 | Roxanna Pipeline, Inc. | Dallas, TX 75206 | Oil & Gas Operator | May 2010 |
| 25871 | Roxi Production | Pampa, TX 79065 | Oil & Gas Operator | Apr 2025 |
| 25872 | Roy D. Gish | | Oil & Gas Operator | Sep 2019 |
| 25873 | Roy E Kimsey Jr | Midland, TX 79701 | Oil & Gas Operator | Jul 2018 |
| 25874 | Roy Farr Heirs | | Oil Operator | Jun 2013 |
| 25875 | Roy G Oil Company | Drumright, OK 74030-1236 | Oil & Gas Operator | Oct 1995 |
| 25876 | Roy Jackson Energy Operating, LLC | Midland, TX 79701 | Oil & Gas Operator | Apr 2025 |
| 25877 | Roy L Ashton Oil & Gas Production Inc | Sapulpa, OK 74066 | Oil Operator | Jan 2025 |
| 25878 | Roy M. Huffington, Inc. | | Oil & Gas Operator | Jul 1983 |
| 25879 | Roy M. Teel | | Oil & Gas Operator | Nov 1983 |
| 25880 | Roy Production Co. | Shamrock, TX 79079 | Oil & Gas Operator | Jul 2012 |
| 25881 | Roya Resources LLC | | Oil & Gas Operator | Mar 2022 |
| 25882 | Royal American Oil & Gas | Post, TX 79356 | Oil & Gas Operator | Jan 2019 |
| 25883 | Royal Carolina Producers, LLC | | Oil Operator | Dec 2015 |
| 25884 | Royal Drilling Inc | Russell, KS 67665 | Oil Operator | Dec 2024 |
| 25885 | Royal Energy Resources LTD | Denver, CO 80221 | Oil & Gas Operator | May 2013 |
| 25886 | Royal Energy, Inc. | Dodge City, KS 67801 | Oil Operator | Dec 2019 |
| 25887 | Royal Oaks Petroleum Corp | Fort Worth, TX 76116 | Oil & Gas Operator | Dec 2001 |
| 25888 | Royal Oil & Gas Corp. | Indiana, PA 15701 | Oil & Gas Operator | Apr 2014 |
| 25889 | Royal Oil LLC | Flower Mound, TX 75028 | Oil Operator | Dec 2015 |
| 25890 | Royal Oil LTD. Co. | Hobbs, NM 88241 | Oil & Gas Operator | Mar 1996 |
| 25891 | Royal Petroleum | Baytown, TX 77521 | Oil & Gas Operator | Aug 2003 |
| 25892 | Royal Petroleum Co. | Iowa Park, TX 76367 | Oil & Gas Operator | Apr 2025 |
| 25893 | Royal Petroleum Corp. | Dallas, TX 75229 | Oil & Gas Operator | Jan 2025 |
| 25894 | Royal Petroleum Prop Inc | Woodville, OH 43469 | Oil & Gas Operator | Dec 1990 |
| 25895 | Royal Production Company, Inc. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Apr 2025 |
| 25896 | Royal Resources Corporation | | Oil & Gas Operator | Dec 2008 |
| 25897 | Royal Resources Exploration | | Oil & Gas Operator | Mar 1984 |
| 25898 | Royal Seahorse Developments Inc | San Antonio, TX 78209 | Oil & Gas Operator | Oct 1994 |
| 25899 | Royal Texan Energy Co. | Irvine, CA 92618 | Oil & Gas Operator | Apr 2025 |
| 25900 | Royal Texan Resources Co. | Breckenridge, TX 76424 | Oil & Gas Operator | Apr 2025 |