| 25001 | RBR Production, LLC | Fort Worth, TX 76107 | Gas Operator | Feb 2026 |
| 25002 | RBT Oil Group, LLC | Houston, TX 77043 | Oil Operator | Feb 2026 |
| 25003 | RC Resources Corp | Dallas, TX 75231 | Oil & Gas Operator | Oct 2009 |
| 25004 | RC Southwell Oil LLC | Warren, PA 16365-3686 | Oil & Gas Operator | Dec 2025 |
| 25005 | Rci, L.L.C. | Abilene, TX 79606 | Oil & Gas Operator | Feb 2026 |
| 25006 | RCK Oil And Gas LLC | Denton, TX 76207 | Oil & Gas Operator | Dec 2025 |
| 25007 | RCM Engineering, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Sep 2003 |
| 25008 | RCR Drilling & P | | Oil & Gas Operator | Apr 1992 |
| 25009 | RCS Drilling Company, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jul 1994 |
| 25010 | RCS Oil | | Oil Operator | Sep 2025 |
| 25011 | RCV Investments, LLC | | Oil & Gas Operator | Jan 2025 |
| 25012 | RCW Oil Company | Forsan, TX 79733 | Oil & Gas Operator | Mar 2019 |
| 25013 | RCW Oil, LLC | Forsan, TX 79733 | Oil & Gas Operator | Feb 2026 |
| 25014 | Rcy Mineral Group, Inc. | El Campo, TX 77437 | Oil Operator | Jul 2010 |
| 25015 | RDG Oil & Gas LLC | Post Falls, ID 82854 | Oil & Gas Operator | Mar 2017 |
| 25016 | RDH Enterprises Inc | El Reno, OK 73036 | Oil & Gas Operator | May 2015 |
| 25017 | RDT Properties, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Oct 2012 |
| 25018 | Re Fox & Assoc Inc | Pittsburgh, PA 15243-0130 | Gas Operator | Dec 1999 |
| 25019 | Re Gas Dev LLC | State College, PA 16801-7085 | Oil & Gas Operator | Sep 2018 |
| 25020 | Re-Op Corp. | Houston, TX 77274 | Oil & Gas Operator | Feb 2026 |
| 25021 | Reabold California LLC | | Oil & Gas Operator | Nov 2025 |
| 25022 | Reach Group-Reac | | Oil & Gas Operator | Apr 1995 |
| 25023 | Reach Oil | Brownwood, TX 76801 | Oil & Gas Operator | Feb 2026 |
| 25024 | Reach Oil And Gas Company Inc | Oklahoma City, OK 73118-1100 | Oil & Gas Operator | Nov 2025 |
| 25025 | Reach Petroleum | | Oil & Gas Operator | Jan 1994 |
| 25026 | Reach Petroleum Corporation | Wichita, KS 67218 | Oil & Gas Operator | Dec 2009 |
| 25027 | Read & Stevens, Inc. | Denver, CO 80202 | Oil & Gas Operator | Jul 2023 |
| 25028 | Reading & Bates Petroleum | | Oil & Gas Operator | Apr 1989 |
| 25029 | Reading & Bates Petroleum Co | Tulsa, OK 74136 | Oil & Gas Operator | Aug 2009 |
| 25030 | Ready Oil & Gas | Artesia, NM 882110381 | Oil & Gas Operator | Dec 2007 |
| 25031 | Reagan Exploration Company Inc | | Oil & Gas Operator | Nov 1998 |
| 25032 | Reagan Production Inc | Terral, OK 73569 | Oil Operator | Nov 2025 |
| 25033 | Reagle Production Co. | Snyder, TX 79549 | Oil & Gas Operator | Apr 2004 |
| 25034 | Real Production Management LLC | Woodward, OK 73801 | Oil Operator | Oct 2025 |
| 25035 | Realco Oil & Gas, Inc. | | Oil & Gas Operator | Sep 2007 |
| 25036 | Realitos Energy Corporation | | Oil & Gas Operator | Mar 1991 |
| 25037 | Reames Jr Keith E | Duncan, OK 73534-0246 | Oil & Gas Operator | Jul 1999 |
| 25038 | Reata Petroleum LLC | Independence, KS 67301 | Oil & Gas Operator | Sep 2025 |
| 25039 | Reata Resources | Kermit, TX 79745 | Oil & Gas Operator | Sep 2007 |
| 25040 | Reatta Energy, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 25041 | Reaves Operator | Stephens, AR 71764 | Oil Operator | Jan 2025 |
| 25042 | Reavis, Tommy | San Antonio, TX 78227 | Gas Operator | Feb 2026 |
| 25043 | Reb Petroleum Company | Sugar Land, TX 77478 | Oil & Gas Operator | Feb 2026 |
| 25044 | Rebco Oil, Inc. | Desdemona, TX 76445 | Oil Operator | Feb 2026 |
| 25045 | Rebel Drilling Co. Inc. | | Oil & Gas Operator | Oct 1995 |
| 25046 | Rebel Drilling Company, L. P. | | Oil & Gas Operator | Sep 2004 |
| 25047 | Rebel Energy, LTD. | Weatherford, TX 76087 | Gas Operator | Nov 2018 |
| 25048 | Rebel Enterprises, Inc. | | Oil Operator | Dec 1991 |
| 25049 | Rebel Land And Exploration Inc | | Oil & Gas Operator | Aug 1989 |
| 25050 | Rebel Oil Company | Keaton, KY 41226 | Oil & Gas Operator | Jan 2025 |
| 25051 | Rebel Oil LLC | | Oil Operator | Sep 2025 |
| 25052 | Rebel Oil Of North Louisiana, LLC | | Oil & Gas Operator | Dec 2007 |
| 25053 | Rebel Production Company | Kilgore, TX 75663 | Oil Operator | Feb 2026 |
| 25054 | Rebel Resources LBC LLC | Sunray, TX 79086 | Gas Operator | Feb 2026 |
| 25055 | Rebellion Energy LLC | Tulsa, OK 74135-6241 | Oil & Gas Operator | Jun 2022 |
| 25056 | Reber Matthew A Mrs | Grove, OK 74344-3605 | Oil & Gas Operator | Jul 2004 |
| 25057 | Rebilas, Mark | East Aurora, NY 14052 | Gas Operator | Dec 2024 |
| 25058 | Rec Well Service, Inc. | Pleasanton, TX 78064 | Oil & Gas Operator | Jul 2008 |
| 25059 | Rec, LLC | Pleasanton, TX 78064 | Oil & Gas Operator | Feb 2026 |
| 25060 | Reclusive Energy LLC | Gifford, PA 16732 | Oil & Gas Operator | Dec 2020 |
| 25061 | Recoil Resources Operating, Inc. | Houston, TX 77046 | Oil & Gas Operator | Mar 2024 |
| 25062 | Recon Oil Co. | Emory, TX 75440 | Oil & Gas Operator | Feb 2026 |
| 25063 | Recon Operating Inc | | Oil & Gas Operator | Jun 1991 |
| 25064 | Recovery Energy, Inc | | Oil Operator | Dec 2012 |
| 25065 | Recovery Operating LP | San Angelo, TX 76904 | Oil & Gas Operator | Feb 2026 |
| 25066 | Recovery Resourc | | Oil Operator | Dec 1986 |
| 25067 | Red Arrow Energy, LLC | Houston, TX 77027 | Oil & Gas Operator | Jul 2016 |
| 25068 | Red Bear Drillin | | Oil & Gas Operator | Sep 1992 |
| 25069 | Red Bird Producing Co | Wooster, OH 44691 | Oil & Gas Operator | Dec 2024 |
| 25070 | Red Bluff Resources Operating LLC | Oklahoma City, OK 73112-5468 | Oil & Gas Operator | Nov 2025 |
| 25071 | Red Buck Oil Company | Copan, OK 74022-0215 | Oil Operator | Nov 2009 |
| 25072 | Red Byrd Oil, LLC | Crystal City, TX 78839 | Oil Operator | Feb 2026 |
| 25073 | Red Cedar Oil, LLC | Medicine Lodge, KS 67104 | Oil & Gas Operator | Jul 2025 |
| 25074 | Red Chalk Resources LLC | Houston, TX 77218 | Oil Operator | Feb 2026 |
| 25075 | Red Cloud Exploration Operating LLC | Calabasas, CA 91302 | Oil Operator | Feb 2016 |
| 25076 | Red Dirt Environmental Services LLC | Checotah, OK 74426 | Oil & Gas Operator | Nov 2025 |
| 25077 | Red Dove Oil & Gas, LLC | Mineral Wells, TX 76067 | Gas Operator | Feb 2026 |
| 25078 | Red Eagle Oil Company | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2005 |
| 25079 | Red Earth Oil & Gas, Inc. | Oklahoma City, OK 73159 | Oil & Gas Operator | Oct 2021 |
| 25080 | Red Fork (USA) Investments Inc | Midland, TX 79710-0272 | Oil & Gas Operator | May 2019 |
| 25081 | Red Fork Oil Co | Lakewood, CO 80215 | Oil & Gas Operator | Aug 1993 |
| 25082 | Red Fork Oil Production Inc | Mannford, OK 74044-0492 | Oil & Gas Operator | Feb 2017 |
| 25083 | Red Fork Production, LLC | San Antonio, TX 78217 | Oil & Gas Operator | Nov 2025 |
| 25084 | Red Fork Valley Oil & Gas Co | Cushing, OK 74023 | Oil Operator | Dec 2014 |
| 25085 | Red Gap Oil & Gas LLC | Cisco, TX 76437 | Oil & Gas Operator | Feb 2026 |
| 25086 | Red Gas Company | Weston, WV 26452-0000 | Oil & Gas Operator | Dec 2021 |
| 25087 | Red Hawk Disposal LLC | Oklahoma City, OK 73172 | Oil Operator | Jun 2023 |
| 25088 | Red Hawk Resources Inc | Edmond, OK 73003-3207 | Oil & Gas Operator | Dec 2025 |
| 25089 | Red Hills Energy, LLC | Medicine Lodge, KS 67104 | Oil & Gas Operator | Sep 2025 |
| 25090 | Red Hills Resources, Inc. | Englewood, KS 67840 | Oil & Gas Operator | Sep 2025 |
| 25091 | Red Horse Petroleum | Dallas, TX 75240 | Oil & Gas Operator | Feb 2026 |
| 25092 | Red Jack Oil LLC | | Oil Operator | May 2013 |
| 25093 | Red Jacket Energy LLC | Roulette, PA 16746-1408 | Oil & Gas Operator | Dec 2024 |
| 25094 | Red Line Company, LTD. | Pampa, TX 79066 | Oil & Gas Operator | Feb 2026 |
| 25095 | Red Man Oil, Co. | Albany, TX 76430 | Oil & Gas Operator | Feb 2026 |
| 25096 | Red Maple Acres, LLC | Scipio Center, NY 13147 | Gas Operator | Dec 2024 |
| 25097 | Red Mesa Holdings/O&G LLC | | Oil & Gas Operator | Nov 2014 |
| 25098 | Red Mountain Energy LLC | | Oil & Gas Operator | Sep 2017 |
| 25099 | Red Mountain Oil LLC | Golden, CO 80402 | Oil Operator | Nov 1997 |
| 25100 | Red Mountain Operating LLC | Oklahoma City, OK 73118-1253 | Oil & Gas Operator | Apr 2024 |