| Thompson, C. R., Estate G-1-48 | Eliteenergyholdings LLC only | Big Foot, West (Gas) | — | 1 | 0 | 126K | Jan 1993 – Jul 2026 |
| Thompson, C. R., Estate G-1-31152 | Eliteenergyholdings LLC only | Big Foot, West (Gas) | — | 1 | 0 | 113K | Jan 1993 – Jul 2026 |
| Krause, A. L. Estate G-1-67607 | Lewis Petro Properties, Inc. only | Stuart City, West (Edwards) | La Salle | 1 | 0 | 549K | Jan 1993 – Jul 2026 |
| Krause, A. L. Estate G-1-68801 | Lewis Petro Properties, Inc. only | Stuart City, West (Edwards) | — | 1 | 0 | 190K | Jan 1993 – Jul 2026 |
| Edrington, H. C. Estate -I- G-1-75084 | Simray Oil & Gas, Inc. only | Campana, S. (Govt. Wells Sd.) | — | 1 | 0 | 0 | Jan 1993 – Dec 1998 |
| Burr Estate G-1-77342 | Maverick Mud Logging, LLC only | Los Cuatros (Lower Cretaceous) | Maverick | 1 | 0 | 418K | Jan 1993 – Jul 2026 |
| Rhode, D. W. Estate 189 G-1-80399 | Eclipse Petroleum Corporation only | Lowrance (1345) | McMullen | 1 | 0 | 0 | Jan 1993 – Sep 1994 |
| Winterbotham, J. M. Estate G-1-82273 | Production Resources, Inc. only | Leona River, W. (Escondido D-1) | Zavala | 1 | 0 | 216K | Jan 1993 – Feb 2026 |
| Nelson, A. N. G-1-85493 | Lynch, Wilbur Waldo, Estate Of only | La Pryor, SE (San Miguel Elaine) | Zavala | 1 | 0 | 179K | Jan 1993 – Aug 2014 |
| George Perkins Estate G-1-100637 | Williamson Operating Co. only | Pryor, East (Olmos) | Zavala | 1 | 0 | 3.66K | Jan 1993 – Jun 2018 |
| Perkins, George Estate G-1-100638 | Williamson Operating Co. only | Pryor, East (Escondido) | Zavala | 1 | 0 | 0 | Jan 1993 – Jun 2018 |
| Foster, J. Estate G-1-112232 | Petrovybe Opco LLC only | Sun T S H (Olmos) | La Salle | 1 | 0 | 326K | Jan 1993 – Jul 2026 |
| Foster, J. Estate G-1-112234 | Petrovybe Opco LLC only | Sun T S H (Olmos) | La Salle | 1 | 0 | 365K | Jan 1993 – Jul 2026 |
| Rob-Kay Oil & Gas State NGL #82 G-1-125977 | Dale Operating Company only | Wheeler-Mag (Huff) | McMullen | 1 | 0 | 2.41K | Jan 1993 – Feb 1994 |
| Krause, A. L. Estate G-1-126968 | Texas Crude Energy, Inc. only | Stuart City, West (Edwards) | La Salle | 1 | 0 | 0 | Jan 1993 – Nov 1996 |
| Harris, Martin R. Estate Etal G-1-127882 | Delray Oil, Inc. only | Sophia (Lorrie) | McMullen | 1 | 0 | 36.5K | Jan 1993 – Nov 1997 |
| VT Storey Estate G-1-132136 | Lewis Petro Properties, Inc. only | White Kitchen (Edwards Lime) | La Salle | 1 | 0 | 873K | Jan 1993 – Jul 2026 |
| Storey Estate G-1-135629 | Virtex Operating Company, Inc. only | White Kitchen (Edwards Lime) | La Salle | 1 | 0 | 1.05M | Jan 1993 – Sep 2016 |
| Graves Peeler Estate G-1-139436 | Rio Exploration Company only | Graves-Peeler (Christine) | McMullen | 1 | 0 | 0 | Jan 1993 – Jun 1993 |
| Alexander & "State" G-1-139483 | Petroleum Management, Inc. only | River Run (5200) | La Salle | 1 | 0 | 0 | Jan 1993 – Aug 1993 |
| Alexander & "State" G-1-139848 | Petroleum Management, Inc. only | River Run (5200) | La Salle | 1 | 0 | 29.7K | Jan 1993 – Feb 1994 |
| Daniel - State 2 G-1-160490 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Crockett | 1 | 0 | 483K | Oct 1996 – Jul 2026 |
| Daniel-State 2 G-1-160491 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Crockett | 1 | 0 | 523K | Oct 1996 – Jul 2026 |
| Meadows-State 10 G-1-160610 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Val Verde | 1 | 0 | 1.1M | Oct 1996 – Jul 2026 |
| Meadows-State 2 G-1-160611 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Val Verde | 1 | 0 | 292K | Oct 1996 – Jul 2026 |
| Daniel-State 2 G-1-160853 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Val Verde | 1 | 0 | 473K | Nov 1996 – Jul 2026 |
| Rhodes - State G-1-160896 | Republic Resources, LLC. only | Evergreen Farms (Georgetown) | Dimmit | 1 | 0 | 209K | May 1996 – Jul 2026 |
| Daniel - State 2 G-1-161126 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Crockett | 1 | 0 | 385K | Nov 1996 – Jul 2026 |
| Daniel-State 2 G-1-161128 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Crockett | 1 | 0 | 539K | Nov 1996 – Jul 2026 |
| Meadows-State 10 G-1-161273 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Val Verde | 1 | 0 | 845K | Jan 1997 – Jul 2026 |
| Meadows-State 10 G-1-161274 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Val Verde | 1 | 0 | 404K | Jan 1997 – Jul 2026 |
| Meadows-State 10 G-1-161275 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Val Verde | 1 | 0 | 162K | Dec 1996 – Jul 2026 |
| Meadows-State 10 G-1-161570 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Val Verde | 1 | 0 | 158K | Jan 1997 – Jul 2026 |
| Meadows-State 10 G-1-161633 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Val Verde | 1 | 0 | 188K | Jan 1997 – Jul 2026 |
| Meadows-State 12 G-1-162577 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Val Verde | 1 | 0 | 123K | Jan 1997 – Jul 2026 |
| Daniel-State 2 G-1-163946 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Crockett | 1 | 0 | 451K | Jul 1997 – Jul 2026 |
| Cox, Mary State G-1-167607 | EOG Resources, Inc. only | Simpson-Mann (Canyon) | Terrell | 1 | 0 | 0 | Sep 1997 – Sep 2001 |
| Daniel State "2" G-1-179614 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Crockett | 1 | 0 | 385K | Oct 2000 – Jul 2026 |
| Daniel State 2 G-1-181818 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Crockett | 1 | 0 | 160K | Feb 2001 – Jul 2026 |
| Daniel - State "2" G-1-182559 | Wolfcamp Energy, LLC only | Simpson-Mann (Canyon) | Crockett | 1 | 0 | 391K | Mar 2001 – Jul 2026 |
| Franklin, Murray Estate G-1-184721 | Acock Operating Limited only | Wildcat | McMullen | 1 | 0 | 0 | Jul 2000 – Jul 2008 |
| Foster, J. Estate G-1-187452 | Silver Pines Energy Corp. only | Sun T S H (Olmos) | La Salle | 1 | 0 | 4.62K | Oct 2001 – Jul 2003 |
| Foster, J. Estate G-1-187454 | Petrovybe Opco LLC only | Sun T S H (Olmos) | La Salle | 1 | 0 | 561K | Oct 2001 – Jul 2026 |
| Foster, J. Estate G-1-194970 | Petrovybe Opco LLC only | Sun T S H (Olmos) | La Salle | 1 | 0 | 538K | Apr 2003 – Jul 2026 |
| Foster, J. Estate G-1-194975 | Petrovybe Opco LLC only | Sun T S H (Olmos) | La Salle | 1 | 0 | 360K | Feb 2003 – Jul 2026 |
| VT Storey Estate G-1-196353 | Lewis Petro Properties, Inc. only | White Kitchen (Edwards Lime) | La Salle | 1 | 0 | 2.35K | Jun 2003 – Jul 2026 |
| Foster, J. Estate G-1-199448 | Petrovybe Opco LLC only | Sun T S H (Olmos) | La Salle | 1 | 0 | 9.05K | Nov 2003 – Jul 2026 |
| Foster, J. Estate G-1-200718 | Petrovybe Opco LLC only | Sun T S H (Olmos) | La Salle | 1 | 0 | 910K | Dec 2003 – Jul 2026 |
| Foster, J. Estate G-1-202426 | Escondido Resources GP, LLC only | Stuart City, S. (Escondido) | La Salle | 1 | 0 | 0 | May 2004 – May 2005 |
| Foster, J. Estate G-1-202431 | Escondido Resources GP, LLC only | Stuart City, S. (Escondido) | La Salle | 1 | 0 | 0 | May 2004 – May 2005 |