| 1 | R S E Partners-I LP | Oklahoma City, OK 731025261 | Oil & Gas Operator | Feb 2000 |
| 2 | Ralph C Bruton | Hobbs, NM 88240 | Oil & Gas Operator | Dec 2007 |
| 3 | Ralph E Williamson | San Antonio, TX 78239 | Oil & Gas Operator | Dec 2013 |
| 4 | Ram Energy LLC | Tulsa, OK 74152 | Oil & Gas Operator | Dec 2025 |
| 5 | Rand Oil & Gas Inc. | Midland, TX BAD ADDR | Oil & Gas Operator | Apr 1996 |
| 6 | Rand Paulson Energy Company | Houston, TX 77040 | Oil & Gas Operator | Oct 1999 |
| 7 | Range Operating New Mexico LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2013 |
| 8 | Ranger 40 Petroleum, LLC | Fairfield, CT 06824 | Oil & Gas Operator | Mar 2026 |
| 9 | Raptor Resources, Inc. | Austin, TX 78701 | Oil & Gas Operator | Mar 2026 |
| 10 | Raven Operating Group, Inc. | Sedalia, CO 80135 | Oil & Gas Operator | Dec 2010 |
| 11 | Raw Oil & Gas, Inc. | Lubbock, TX 79401 | Oil & Gas Operator | Mar 2026 |
| 12 | Ray A Pierce | Midland, TX 79702 | Oil & Gas Operator | Dec 2023 |
| 13 | Ray Westall | Loco Hills, NM 88255 | Oil & Gas Operator | Sep 2012 |
| 14 | Ray Westall Operating, Inc. | Loco Hills, NM 88255 | Oil & Gas Operator | Jan 2026 |
| 15 | Raya Energy Corp. | Austin, TX 78716 | Oil & Gas Operator | Jul 2018 |
| 16 | Raybaw Operating, LLC | Dallas, TX 75204 | Oil & Gas Operator | Jan 2026 |
| 17 | Read & Stevens, Inc. | Denver, CO 80202 | Oil & Gas Operator | Jul 2023 |
| 18 | Red Rock Resources Corporation | Greenwood VIllage, CO 80111 | Oil Operator | Jan 2026 |
| 19 | Redmon Oil Company, Inc., The | Plano, TX 75023 | Oil & Gas Operator | Mar 2026 |
| 20 | Redstone Oil & Gas Company | Dallas, TX 75225 | Oil & Gas Operator | Jan 2020 |
| 21 | Regency Pet Co Of NM | Irving, TX 75038 | Oil & Gas Operator | Feb 2000 |
| 22 | Regeneration Energy, Corporation | Artesia, NM 88210 | Oil & Gas Operator | Mar 2023 |
| 23 | Regent Oil & Gas Company, L.P. | Dallas, TX 75225 | Oil & Gas Operator | Sep 2006 |
| 24 | Reliance Energy, Inc. | Midland, TX 79701 | Oil & Gas Operator | Mar 2026 |
| 25 | Remnant Oil Operating, LLC | Midland, TX 79704 | Oil & Gas Operator | Jul 2024 |
| 26 | Remo, Inc. | Odessa, TX 79760 | Oil & Gas Operator | May 2003 |
| 27 | Remuda Operating Company | Midland, TX 79711 | Oil & Gas Operator | Mar 2026 |
| 28 | Resaca Operating Company | Houston, TX 77010 | Oil & Gas Operator | Sep 2013 |
| 29 | Resolute Natural Resources Co., LLC | Denver, CO 80203 | Oil & Gas Operator | Feb 2017 |
| 30 | Reubin Collins Dba RCJ Enterprises | Hobbs, NM 882416055 | Oil & Gas Operator | May 2009 |
| 31 | Rex Energy Operating Corp. | State College, PA 16801 | Oil & Gas Operator | Jun 2012 |
| 32 | RG Exploration, LLC | Midland, TX 78705 | Oil & Gas Operator | Feb 2020 |
| 33 | Rhombus Operating Co., LTD | Littleton, CO 80160 | Oil & Gas Operator | Dec 2025 |
| 34 | Rhonda Operating Company | Midland, TX 79710 | Oil & Gas Operator | Aug 2017 |
| 35 | Rice Oil Co | Hobbs, NM 88240 | Oil & Gas Operator | Dec 2020 |
| 36 | Ridge Runner Resources Operating, LLC | Midland, TX 79705 | Oil & Gas Operator | Oct 2020 |
| 37 | Ridgeway Arizona Oil Corp. | Houston, TX 77079 | Oil & Gas Operator | Dec 2025 |
| 38 | Riley Permian Operating Co, LLC | Oklahoma City, OK 73104 | Oil & Gas Operator | Mar 2026 |
| 39 | Ring Energy, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2026 |
| 40 | Rme Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Nov 2016 |
| 41 | RMR Operating, LLC | Plano, TX 75024 | Oil & Gas Operator | Mar 2026 |
| 42 | Robert E. Landreth | Midland, TX 79701 | Oil & Gas Operator | Jun 2014 |
| 43 | Robert H Forrest Jr Oil LLC | Carlsbad, NM 88220 | Oil & Gas Operator | Jun 2025 |
| 44 | Robert L Love | Hobbs, NM 88240 | Oil & Gas Operator | May 1997 |
| 45 | Robert L Parker Trust | Tulsa, OK BADADDR | Oil & Gas Operator | Oct 2003 |
| 46 | Robert N Enfield | Santa Fe, NM 87501 | Oil & Gas Operator | Nov 1997 |
| 47 | Robertson Resources, Inc. | Horseshoe Bay, TX 78657 | Oil & Gas Operator | Mar 2026 |
| 48 | Robertson-Bryce Management, LLC | Tyler, TX 75701 | Oil & Gas Operator | Mar 2026 |
| 49 | Robinson Oil Inc | Eunice, NM 88231 | Oil & Gas Operator | Jun 2015 |
| 50 | Roc Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Feb 2013 |
| 51 | Roca Operating, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2026 |
| 52 | Roca Production, Inc. | Fort Worth, TX 76107 | Oil & Gas Operator | Mar 2026 |
| 53 | Rockcliff Operating New Mexico LLC | Houston, TX 77002 | Oil & Gas Operator | Oct 2018 |
| 54 | Roden Oil Company | Midland, TX 79702 | Oil & Gas Operator | Feb 2008 |
| 55 | Rodney B Webb Dba Webb Oil Co | Artesia, NM 88210 | Oil & Gas Operator | Jun 2005 |
| 56 | Roff Operating Company LLC | Houston, TX 77002 | Oil & Gas Operator | Mar 2026 |
| 57 | Roma Oil & Gas | San Antonio, TX 78217 | Oil & Gas Operator | Mar 1999 |
| 58 | Ronald J Nelson | Hobbs, NM 88240 | Oil & Gas Operator | Feb 2006 |
| 59 | Rosehill Operating Company, LLC | Houston, TX 77084 | Oil & Gas Operator | Sep 2021 |
| 60 | Roswell Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Oct 2019 |
| 61 | Roughhouse Operating, LLC | Addison, TX 75001 | Oil & Gas Operator | Jan 2026 |
| 62 | Rover Operating, LLC | Chicago, IL 60606 | Oil & Gas Operator | Dec 2025 |
| 63 | Rover Operations Inc | Richardson, TX 75080 | Oil & Gas Operator | Sep 1998 |
| 64 | Royal Oil LTD. Co. | Hobbs, NM 88241 | Oil & Gas Operator | Mar 1996 |
| 65 | RSC Resources Limited Partnership | Midland, TX 79707 | Oil & Gas Operator | Apr 2013 |
| 66 | Rubicon Oil & Gas, LLC | Midland, TX 79701 | Oil & Gas Operator | Mar 2026 |
| 67 | Rust Oil Corp. | Fort Worth, TX 76121 | Oil & Gas Operator | Mar 2026 |
| 68 | Ruth Oil Co, LLC | Eunice, NM 88231 | Oil Operator | Mar 2015 |
| 69 | Ruthco Oil, LLC | Eunice, NM 88231 | Oil Operator | May 2008 |
| 70 | RW Oil Co | Lovington, NM BAD ADDR | Oil Operator | Nov 1994 |