| Carta 104 G-9-206581 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 53 | 263K | Aug 2004 – Aug 2026 |
| Carta 103 G-9-193633 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 53 | 232K | Jan 2003 – Aug 2022 |
| Jones 97 G-9-241648 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 51 | 40.6K | Aug 2008 – Jan 2017 |
| Carta G-9-209270 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 51 | 211K | Feb 2005 – Aug 2026 |
| Carta 114 G-9-206572 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 50 | 205K | Aug 2004 – Jan 2022 |
| Carta 103 G-9-215577 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 48 | 264K | Dec 2005 – Aug 2026 |
| Miers A G-9-180546 | Robert C. Brower, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 45 | 294K | Dec 2000 – Aug 2026 |
| Espy, H. T. G-9-126185 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 45 | 92.3K | by Jan 1993 – Feb 2001 |
| Carta 114 G-9-199086 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 43 | 203K | Apr 2003 – Mar 2024 |
| Ward C G-9-237366 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 43 | 74.6K | Nov 2007 – Jan 2017 |
| Carta 114 G-9-209031 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 42 | 215K | Jan 2005 – Aug 2026 |
| Espy, H. T. G-9-136277 | Robert C. Brower, LLC only | Sawyer (Wolfcamp) | Sutton | 1 | 38 | 59K | by Jan 1993 – Aug 2026 |
| Sawyer 169 G-9-242385 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 37 | 42.2K | Aug 2008 – Nov 2016 |
| Ward C G-9-147931 | Robert C. Brower, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 36 | 148K | Jan 1994 – Sep 2019 |
| Carta 114 G-9-206573 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 36 | 228K | Aug 2004 – Aug 2026 |
| Sawyer 144 1/2 G-9-138564 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 33 | 138K | by Jan 1993 – Mar 2024 |
| Cloudt "A" G-9-188916 | Robert C. Brower, LLC only | Sawyer (Canyon) | Edwards | 1 | 33 | 71.7K | Apr 2002 – Feb 2016 |
| McMillan, W. B. G-9-178726 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 28 | 401K | Aug 2000 – Aug 2026 |
| Carta 114 G-9-215602 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 28 | 234K | Dec 2005 – Aug 2026 |
| Carta 103 G-9-233955 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 25 | 166K | Jan 2006 – Sep 2019 |
| Carta 103 G-9-206577 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 24 | 147K | Aug 2004 – Apr 2023 |
| Purefoy-Mask G-8-64625 | Robert C. Brower, LLC only | Oran (4230 Congl) | Palo Pinto | 1 | 23 | 22.3K | by Jan 1993 – Feb 2018 |
| Mayer Estate G-9-56171 | Robert C. Brower, LLC only | Mayer Ranch (Canyon) | Sutton | 1 | 22 | 98.6K | by Jan 1993 – Jul 2001 |
| Jones 119 G-9-241603 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 22 | 107K | Jul 2008 – Aug 2026 |
| Miers A G-9-182427 | Robert C. Brower, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 21 | 399K | Apr 2001 – Aug 2026 |
| Miers A G-9-175899 | Robert C. Brower, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 21 | 484K | Dec 1999 – Aug 2026 |
| Carta 113 G-9-199069 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 21 | 175K | Apr 2003 – Aug 2026 |
| Miers G-9-207779 | Robert C. Brower, LLC only | Fawcett (Wolfcamp) | Sutton | 1 | 16 | 120K | Aug 2004 – Jan 2024 |
| Sawyer 129 G-9-242318 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 15 | 9.09K | Sep 2008 – May 2016 |
| Rowe Unit G-13-224527 | MKS Natural Gas Company only | Newark, East (Barnett Shale) | Parker | 1 | 14 | 46.8K | Nov 2006 – Jun 2007 |
| Miers A G-9-40779 | Robert C. Brower, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 14 | 115K | by Jan 1993 – Aug 2026 |
| Miers A G-9-179132 | Robert C. Brower, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 13 | 201K | Sep 2000 – Aug 2026 |
| Mayer Ranch et Al G-9-56172 | Robert C. Brower, LLC only | Mayer Ranch (Canyon) | Sutton | 1 | 13 | 20.7K | by Jan 1993 – May 2001 |
| Trowell G-13-230998 | BKV Barnett II, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 13 | 2.6M | Jun 2007 – Aug 2026 |
| Williams G-6-112703 | Brower Oil & Gas Co., Inc. only | Shiloh (Travis Peak) | Rusk | 1 | 12 | 534 | by Jan 1993 – Jan 1993 |
| Shurley, David G-9-132869 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 10 | 52.5K | by Jan 1993 – Feb 2016 |
| Miers a 82 G-9-59496 | Robert C. Brower, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 9 | 163K | by Jan 1993 – Aug 2026 |
| Cusenbary, W. R. -A- G-9-55740 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 9 | 0 | Jan 2026 – Mar 2026 |
| Miers A G-9-181346 | Robert C. Brower, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 9 | 241K | Jan 2001 – Aug 2026 |
| Espy, H. T. G-9-241843 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 7 | 126K | May 2008 – Aug 2026 |
| Espy, H. T. -A- G-9-240735 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 7 | 171K | Apr 2008 – Aug 2026 |
| R. H. Cloudt 4 G-9-188099 | Robert C. Brower, LLC only | Sawyer (Canyon) | Edwards | 1 | 6 | 120K | Nov 2001 – May 2016 |
| Sawyer 169 G-9-243721 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 3 | 5.02K | Aug 2008 – Apr 2016 |
| Miers A G-9-182019 | Robert C. Brower, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 2 | 189K | Mar 2001 – Aug 2026 |
| Green, Florence -A- G-8-74801 | Robert C. Brower, LLC only | Oran (4230 Congl) | Palo Pinto | 1 | 2 | 286K | by Jan 1993 – Jun 2025 |
| Cloudt Brothers 69 G-9-187568 | Robert C. Brower, LLC only | Sawyer (Canyon) | Edwards | 1 | 2 | 512K | Dec 2001 – May 2016 |
| Freeborn-Floyd G-4-164051 | Slawson Exploration Company, Inc only | Rowena (2370) | Jim Wells | 1 | 1 | 309K | Oct 1997 – Aug 1999 |
| Miers A G-9-177014 | Robert C. Brower, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 1 | 72.3K | Apr 2000 – Aug 2026 |
| Freeborn-Floyd G-4-165422 | Slawson Exploration Company, Inc only | Rowena (2370) | Jim Wells | 1 | 1 | 48.3K | Apr 1998 – Feb 1999 |
| SE McAnally O-13-32517 | Brower Oil & Gas Co., Inc. only | Archer County Regular | Archer | 1 | 0 | 0 | — |