| 8901 | Ramsey & Gassaway | Borger, TX 79008 | Gas Operator | Jun 1999 |
| 8902 | Ramsey Production Company, LLC | Austin, TX 78766 | Oil & Gas Operator | Jan 2017 |
| 8903 | Ramsey, Sid | Arlington, TX 76010 | Oil & Gas Operator | Aug 2012 |
| 8904 | Ramsower Minerals Corporation | Beeville, TX 78104 | Oil & Gas Operator | Sep 2013 |
| 8905 | Ramtex Energy LLC | Tulsa, OK 74114 | Oil & Gas Operator | Jun 2026 |
| 8906 | Rana Energy Company | Spring, TX 77387 | Oil & Gas Operator | Mar 2008 |
| 8907 | Ranch VIew Resources LLC | Houston, TX 77007 | Gas Operator | Aug 2016 |
| 8908 | Rancho Blanco Corporation | San Antonio, TX 78205 | Oil & Gas Operator | Apr 1995 |
| 8909 | Rand - Paulson Oil Company, Inc. | Houston, TX 77063 | Oil & Gas Operator | Feb 1999 |
| 8910 | Rand Energy Company | Houston, TX 77063 | Oil & Gas Operator | Jun 2026 |
| 8911 | Rand Oil & Gas Corp. | Houston, TX 77040 | Oil & Gas Operator | Jun 2026 |
| 8912 | Randa Operating, Inc. | Big Lake, TX 76932 | Oil Operator | Jun 2026 |
| 8913 | Randall Exploration, LLC | Tulsa, OK 74136 | Oil Operator | Jun 2026 |
| 8914 | Randolph Company, The | Houston, TX 77219 | Oil & Gas Operator | Aug 2003 |
| 8915 | Range Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Sep 2021 |
| 8916 | Range Production Company, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Feb 2026 |
| 8917 | Rangeland Exploration Company | Midland, TX 79702 | Oil & Gas Operator | Aug 1995 |
| 8918 | Rangeland Petroleum Corporation | Midland, TX 79702 | Oil & Gas Operator | Apr 2002 |
| 8919 | Ranger 40 Petroleum, LLC | Fairfield, CT 06824 | Oil & Gas Operator | Jun 2026 |
| 8920 | Ranger Investments, Inc. | Longview, TX 75605 | Oil & Gas Operator | Oct 2006 |
| 8921 | Ranger O & G Operating, LLC | Houston, TX 77057 | Oil & Gas Operator | Jun 2026 |
| 8922 | Ranger Oil Company | Canada, 00100 | Oil & Gas Operator | Sep 2001 |
| 8923 | Ranger Operating Co. | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 8924 | Ranjan, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Jun 2026 |
| 8925 | Ranken Energy Corporation | Edmond, OK 73013 | Oil & Gas Operator | Feb 2026 |
| 8926 | Rannic Inc. | Baytown, TX 77521 | Oil Operator | Jun 2026 |
| 8927 | Ranphil, LLC | Hiltn Head Is, SC 29928 | Oil & Gas Operator | Feb 2016 |
| 8928 | Raol Company, The | Natalia, TX 78059 | Oil & Gas Operator | Jun 2026 |
| 8929 | Rap Operating, L.L.C. | Jena, LA 71342 | Oil & Gas Operator | Jun 2026 |
| 8930 | Raptor Petroleum Develop, LLC | Edmond, OK 73034 | Oil & Gas Operator | Jun 2026 |
| 8931 | Raptor Petroleum II, LLC | Houston, TX 77251 | Oil & Gas Operator | Jun 2026 |
| 8932 | Raptor Resources, Inc. | Austin, TX 78701 | Oil & Gas Operator | Jun 2026 |
| 8933 | Rasbury | Clyde, TX 79510 | Oil Operator | Jun 2026 |
| 8934 | Rash, Terry | Corsicana, TX 75109 | Oil & Gas Operator | Jun 2026 |
| 8935 | Rasmussen, Hal J. Operating, Inc | Midland, TX 79701 | Oil & Gas Operator | Apr 2009 |
| 8936 | Rasmussen, Tom | San Angelo, TX 76904 | Oil & Gas Operator | Jun 2026 |
| 8937 | Rass Operating | Amarillo, TX 79124 | Oil & Gas Operator | Jul 2008 |
| 8938 | Ratex Energy Inc. | Manchaca, TX 78652 | Oil & Gas Operator | Sep 2002 |
| 8939 | Rathburn Land & Devel, Inc. | Giddings, TX 78942 | Oil & Gas Operator | Aug 2003 |
| 8940 | Ratliff Operating Corp. | Amarillo, TX 79105 | Oil & Gas Operator | Jun 2026 |
| 8941 | Rattler Midstream Operating LLC | Midland, TX 79701 | Oil Operator | Jun 2026 |
| 8942 | Rattlesnake Mountain Oil LLC | Boulder City, NV 89005 | Oil & Gas Operator | Jun 2026 |
| 8943 | Rattlesnake Operating Co, LLC | Plntersville, TX 77363 | Oil & Gas Operator | Jun 2026 |
| 8944 | Ratts, Robert V. Inc. | Bedford, TX 76021 | Oil & Gas Operator | Aug 2003 |
| 8945 | Raven Forest Operating, LLC | Hot Springs V, AR 71909 | Oil & Gas Operator | Jun 2026 |
| 8946 | Raven Operating Group, Inc. | Sedalia, CO 80135 | Oil & Gas Operator | Dec 2010 |
| 8947 | Raven Resources LLC | Oklahoma City, OK 73172 | Oil & Gas Operator | Feb 2026 |
| 8948 | Raw Oil & Gas, Inc. | Lubbock, TX 79401 | Oil & Gas Operator | Jun 2026 |
| 8949 | Raw Production | Kermit, TX 79745 | Oil & Gas Operator | Jun 2026 |
| 8950 | Rawhide Operating, Inc. | New Braunfels, TX 78131 | Oil & Gas Operator | Jun 2026 |
| 8951 | Rawlins Operating Company, LLC | Elkhart, TX 75839 | Oil & Gas Operator | Jun 2026 |
| 8952 | Rawls Oil Services | Andrews, TX 79714 | Oil Operator | Jun 2026 |
| 8953 | Ray - A Operating Inc. | Albany, TX 76430 | Oil Operator | Jun 2026 |
| 8954 | Ray Herring Estate | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 8955 | Ray Herring Operating Co., LLC | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 8956 | Ray Jr. Co., Inc. | Pleasanton, TX 78064 | Oil & Gas Operator | Jun 2026 |
| 8957 | Ray Loveless Enterprises, L.L.C. | Allen, TX 75013 | Oil Operator | Jun 2026 |
| 8958 | Ray Oil Company | Dallas, TX 75370 | Oil Operator | Dec 1989 |
| 8959 | Rayalto Oil & Gas, Inc. | MC Queeney, TX 78123 | Oil & Gas Operator | Mar 2004 |
| 8960 | Rayco Operating, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Jun 2026 |
| 8961 | Rayden | Southlake, TX 76092 | Oil & Gas Operator | Jun 2026 |
| 8962 | Raydon Exploration, Inc. | Oklahoma City, OK 73118 | Oil & Gas Operator | Jun 2026 |
| 8963 | Raydon Production Company | Oklahoma City, OK 73118 | Oil & Gas Operator | Feb 1992 |
| 8964 | Raylee Operating Company | Graham, TX 76450 | Oil & Gas Operator | Jun 2026 |
| 8965 | Raymond Oil Co., Inc. | Wichita, KS 67201 | Oil & Gas Operator | Feb 2026 |
| 8966 | Raymond'S Operating, Inc. | Kamay, TX 76369 | Oil & Gas Operator | Jun 2026 |
| 8967 | Raymond, WM. C. | Rockdale, TX 76567 | Oil & Gas Operator | Jun 2026 |
| 8968 | RBC Exploration Company | Tulsa, OK 74114 | Oil & Gas Operator | May 2013 |
| 8969 | RBD-Shelby Agency | Dallas, TX 75283 | Oil & Gas Operator | Dec 1993 |
| 8970 | RBJ & Associates, LP | Midland, TX 79707 | Oil Operator | Jan 2020 |
| 8971 | RBR Oil And Gas Company | Pampa, TX 79066 | Oil & Gas Operator | Dec 2001 |
| 8972 | RBR Operating, Inc. | Luling, TX 78648 | Oil & Gas Operator | Jun 2026 |
| 8973 | RBR Production, LLC | Fort Worth, TX 76107 | Gas Operator | Jun 2026 |
| 8974 | Rci, L.L.C. | Abilene, TX 79606 | Oil & Gas Operator | Jun 2026 |
| 8975 | RCM Engineering, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Sep 2003 |
| 8976 | RCS Drilling Company, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jul 1994 |
| 8977 | RCW Oil Company | Forsan, TX 79733 | Oil & Gas Operator | Mar 2019 |
| 8978 | RCW Oil, LLC | Forsan, TX 79733 | Oil & Gas Operator | Jun 2026 |
| 8979 | Rcy Mineral Group, Inc. | El Campo, TX 77437 | Oil Operator | Jul 2010 |
| 8980 | RDT Properties, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Oct 2012 |
| 8981 | Re-Op Corp. | Houston, TX 77274 | Oil & Gas Operator | Jun 2026 |
| 8982 | Reach Oil | Brownwood, TX 76801 | Oil & Gas Operator | Jun 2026 |
| 8983 | Reach Oil And Gas Company Inc | Oklahoma City, OK 73118-1100 | Oil & Gas Operator | Mar 2026 |
| 8984 | Read & Stevens, Inc. | Denver, CO 80202 | Oil & Gas Operator | Jul 2023 |
| 8985 | Reagle Production Co. | Snyder, TX 79549 | Oil & Gas Operator | Apr 2004 |
| 8986 | Reata Resources | Kermit, TX 79745 | Oil & Gas Operator | Sep 2007 |
| 8987 | Reatta Energy, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jun 2026 |
| 8988 | Reb Petroleum Company | Sugar Land, TX 77478 | Oil & Gas Operator | Jun 2026 |
| 8989 | Rebco Oil, Inc. | Desdemona, TX 76445 | Oil Operator | Jun 2026 |
| 8990 | Rebel Energy, LTD. | Weatherford, TX 76087 | Gas Operator | Nov 2018 |
| 8991 | Rebel Production Company | Kilgore, TX 75663 | Oil Operator | Jun 2026 |
| 8992 | Rebel Resources LBC LLC | Sunray, TX 79086 | Gas Operator | Jun 2026 |
| 8993 | Rec Well Service, Inc. | Pleasanton, TX 78064 | Oil & Gas Operator | Jul 2008 |
| 8994 | Rec, LLC | Pleasanton, TX 78064 | Oil & Gas Operator | Jan 2026 |
| 8995 | Recoil Resources Operating, Inc. | Houston, TX 77046 | Oil & Gas Operator | Mar 2024 |
| 8996 | Recon Oil Co. | Emory, TX 75440 | Oil & Gas Operator | Jun 2026 |
| 8997 | Recovery Operating LP | San Angelo, TX 76904 | Oil & Gas Operator | Jun 2026 |
| 8998 | Red Arrow Energy, LLC | Houston, TX 77027 | Oil & Gas Operator | Jul 2016 |
| 8999 | Red Byrd Oil, LLC | Crystal City, TX 78839 | Oil Operator | Jun 2026 |
| 9000 | Red Chalk Resources LLC | Houston, TX 77218 | Oil Operator | Jun 2026 |